{
  "count": 203,
  "_note": "AI Lifeline corrections ledger (added 2026-09-03). One row per correction: automatic revisions recorded by the daily change ledgers of each edition (a provisional value replaced by a different final value; a same-day re-run that produced a different set of items) and corrections recorded by the editorial team on the operator page (with the definition-document revisions). Facts only: what changed, old, new, reason, source URL, when recorded, and where the underlying ledger row lives. Nothing is deleted from the underlying ledgers.",
  "kinds": {
    "value_revision": "a published value was replaced (e.g. provisional -> final from a refetch)",
    "editorial_correction": "a correction recorded by the editorial team on the operator page after verification against the primary source",
    "definition_revision": "an indicator definition document changed version (old series kept alongside)",
    "rerun_revision": "a same-day re-run produced a different set of change items; earlier rows are kept"
  },
  "page": "/jp/unei/#corrections",
  "corrections": [
    {
      "id": "us-changes-2026-11-11-r1-1011",
      "date": "2026-11-11",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-11",
      "old": "144 (final)",
      "new": "143 (final) on refetch",
      "reason": "144 (final) -> 143 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-11 18:01:53",
      "ledger_ref": "changes ledger US #1011"
    },
    {
      "id": "jp-changes-2026-11-10-r2-392",
      "date": "2026-11-10",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-10 10:33:52",
      "ledger_ref": "changes ledger JP #392"
    },
    {
      "id": "jp-changes-2026-11-10-r1-391",
      "date": "2026-11-10",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-11-09 9.05%",
      "new": "8.41%",
      "reason": "2026-11-09 9.05% → 8.41% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-10 10:31:24",
      "ledger_ref": "changes ledger JP #391"
    },
    {
      "id": "us-changes-2026-11-09-r1-981",
      "date": "2026-11-09",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-11",
      "old": "147 (final)",
      "new": "144 (final) on refetch",
      "reason": "147 (final) -> 144 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-09 18:01:49",
      "ledger_ref": "changes ledger US #981"
    },
    {
      "id": "us-changes-2026-11-09-r1-974",
      "date": "2026-11-09",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_netgen_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 net generation (daily total) for 2026-11-07",
      "old": "10,286,547 MWh (provisional)",
      "new": "10,034,292 MWh (final) on refetch",
      "reason": "10,286,547 MWh (provisional) -> 10,034,292 MWh (final) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-09 18:01:49",
      "ledger_ref": "changes ledger US #974"
    },
    {
      "id": "jp-changes-2026-11-08-r2-382",
      "date": "2026-11-08",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-08 21:36:13",
      "ledger_ref": "changes ledger JP #382"
    },
    {
      "id": "jp-changes-2026-11-08-r1-381",
      "date": "2026-11-08",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-11-07 8.83%",
      "new": "10.38%",
      "reason": "2026-11-07 8.83% → 10.38% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-08 21:32:48",
      "ledger_ref": "changes ledger JP #381"
    },
    {
      "id": "us-changes-2026-11-08-r1-965",
      "date": "2026-11-08",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-11",
      "old": "144 (final)",
      "new": "147 (final) on refetch",
      "reason": "144 (final) -> 147 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-08 21:27:31",
      "ledger_ref": "changes ledger US #965"
    },
    {
      "id": "us-changes-2026-11-06-r1-951",
      "date": "2026-11-06",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-11",
      "old": "151 (final)",
      "new": "144 (final) on refetch",
      "reason": "151 (final) -> 144 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-06 18:01:41",
      "ledger_ref": "changes ledger US #951"
    },
    {
      "id": "jp-changes-2026-11-06-r2-373",
      "date": "2026-11-06",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-06 10:33:45",
      "ledger_ref": "changes ledger JP #373"
    },
    {
      "id": "jp-changes-2026-11-06-r1-372",
      "date": "2026-11-06",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-11-05 10.66%",
      "new": "9.39%",
      "reason": "2026-11-05 10.66% → 9.39% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-06 10:31:25",
      "ledger_ref": "changes ledger JP #372"
    },
    {
      "id": "jp-changes-2026-11-05-r2-368",
      "date": "2026-11-05",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-05 10:35:02",
      "ledger_ref": "changes ledger JP #368"
    },
    {
      "id": "jp-changes-2026-11-05-r1-367",
      "date": "2026-11-05",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-11-04 8.85%",
      "new": "8.84%",
      "reason": "2026-11-04 8.85% → 8.84% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-05 10:31:16",
      "ledger_ref": "changes ledger JP #367"
    },
    {
      "id": "eu-changes-2026-11-03-r2-376",
      "date": "2026-11-03",
      "region": "eu",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (6 items) is kept in the ledger; the page shows revision 2 (4 items)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-11-03 20:07:34",
      "ledger_ref": "changes ledger EU #376"
    },
    {
      "id": "us-changes-2026-11-03-r2-893",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (15 items) is kept in the ledger; the page shows revision 2 (14 items)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #893"
    },
    {
      "id": "us-changes-2026-11-03-r2-895",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_netgen_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 net generation (daily total) for 2026-11-01",
      "old": "10,320,352 MWh (provisional)",
      "new": "10,320,253 MWh (final) on refetch",
      "reason": "10,320,352 MWh (provisional) -> 10,320,253 MWh (final) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #895"
    },
    {
      "id": "us-changes-2026-11-03-r2-896",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.open_comment_periods",
      "kind": "value_revision",
      "what_changed": "Revised: Open federal comment periods (Federal Register, query \"artificial intelligence\") for 2026-11-03",
      "old": "24 documents (final)",
      "new": "23 documents (final) on refetch",
      "reason": "24 documents (final) -> 23 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #896"
    },
    {
      "id": "us-changes-2026-11-03-r2-897",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.closing_within_14_days",
      "kind": "value_revision",
      "what_changed": "Revised: Comment periods closing within 14 days for 2026-11-03",
      "old": "5 documents (final)",
      "new": "4 documents (final) on refetch",
      "reason": "5 documents (final) -> 4 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #897"
    },
    {
      "id": "us-changes-2026-11-03-r2-898",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.documents_last_30_days",
      "kind": "value_revision",
      "what_changed": "Revised: Matching documents published in the last 30 days for 2026-11-03",
      "old": "29 documents (final)",
      "new": "30 documents (final) on refetch",
      "reason": "29 documents (final) -> 30 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #898"
    },
    {
      "id": "us-changes-2026-11-03-r2-903",
      "date": "2026-11-03",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-11",
      "old": "147 (final)",
      "new": "151 (final) on refetch",
      "reason": "147 (final) -> 151 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-03 18:02:38",
      "ledger_ref": "changes ledger US #903"
    },
    {
      "id": "jp-changes-2026-11-03-r3-361",
      "date": "2026-11-03",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第3版へ訂正",
      "old": null,
      "new": null,
      "reason": "第2版の 6 件は台帳に残したまま、第3版の 2 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-03 10:34:41",
      "ledger_ref": "changes ledger JP #361"
    },
    {
      "id": "jp-changes-2026-11-03-r2-354",
      "date": "2026-11-03",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-03 00:44:50",
      "ledger_ref": "changes ledger JP #354"
    },
    {
      "id": "jp-changes-2026-11-03-r1-353",
      "date": "2026-11-03",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-11-01 11.04%",
      "new": "10.13%",
      "reason": "2026-11-01 11.04% → 10.13% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-03 00:38:49",
      "ledger_ref": "changes ledger JP #353"
    },
    {
      "id": "us-changes-2026-11-01-r1-872",
      "date": "2026-11-01",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "145 (final)",
      "new": "149 (final) on refetch",
      "reason": "145 (final) -> 149 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-11-01 18:01:47",
      "ledger_ref": "changes ledger US #872"
    },
    {
      "id": "jp-changes-2026-11-01-r2-347",
      "date": "2026-11-01",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-11-01 10:33:56",
      "ledger_ref": "changes ledger JP #347"
    },
    {
      "id": "jp-changes-2026-11-01-r1-346",
      "date": "2026-11-01",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-31 7.73%",
      "new": "10.46%",
      "reason": "2026-10-31 7.73% → 10.46% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-11-01 10:31:13",
      "ledger_ref": "changes ledger JP #346"
    },
    {
      "id": "us-changes-2026-10-31-r1-855",
      "date": "2026-10-31",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "144 (final)",
      "new": "145 (final) on refetch",
      "reason": "144 (final) -> 145 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-31 18:02:08",
      "ledger_ref": "changes ledger US #855"
    },
    {
      "id": "us-changes-2026-10-31-r1-853",
      "date": "2026-10-31",
      "region": "us",
      "chapter": "gpu",
      "series": "gpu.cloud_capex_quarterly",
      "kind": "value_revision",
      "what_changed": "Revised: Capital expenditure reported in SEC filings by 4 major cloud operators, sum per calendar quarter (million USD; payments to acquire PP&E / productive assets as tagged by each filer) for 2026-Q3",
      "old": "39,367 million USD (provisional)",
      "new": "116,626 million USD (provisional) on refetch",
      "reason": "39,367 million USD (provisional) -> 116,626 million USD (provisional) on refetch / Source: U.S. Securities and Exchange Commission, EDGAR XBRL frames API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-31 18:02:08",
      "ledger_ref": "changes ledger US #853"
    },
    {
      "id": "jp-changes-2026-10-31-r2-341",
      "date": "2026-10-31",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-31 10:33:33",
      "ledger_ref": "changes ledger JP #341"
    },
    {
      "id": "jp-changes-2026-10-31-r1-340",
      "date": "2026-10-31",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-29 10.56%",
      "new": "10.51%",
      "reason": "2026-10-29 10.56% → 10.51% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-31 10:31:12",
      "ledger_ref": "changes ledger JP #340"
    },
    {
      "id": "manual-2026-10-31-10",
      "date": "2026-10-31",
      "region": "jp",
      "chapter": "ai_readers",
      "series": "self_excluded",
      "kind": "definition_revision",
      "what_changed": "運営者が名乗る User-Agent の一覧から、過去の記録だけから運営者のものと推定していた名乗り 7 種を外した（2026-10-10〜2026-10-30 に運営者のプログラムにもアクセスにも現れなかったため）。AI 読者数（AI 区分の件数）と self_excluded の値は変わらない",
      "old": "一覧 45 種（うち推定 8 種）",
      "new": "一覧 38 種（うち推定 1 種）",
      "reason": "2026-10-12 発行人指示：推定の名乗りは 10/31 時点でコードにも運用にも出てこなければ一覧から外す。期間中のアクセスは 0 件のため、数値への影響は無い",
      "source_url": "https://ai-lifeline.org/jp/api/ai_readers_jp.json",
      "recorded_at": "2026-10-31",
      "ledger_ref": "operator report 2026-10-31（当社 UA の見直し）"
    },
    {
      "id": "us-changes-2026-10-29-r1-838",
      "date": "2026-10-29",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "143 (final)",
      "new": "144 (final) on refetch",
      "reason": "143 (final) -> 144 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-29 18:01:54",
      "ledger_ref": "changes ledger US #838"
    },
    {
      "id": "jp-changes-2026-10-29-r2-334",
      "date": "2026-10-29",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-29 10:33:27",
      "ledger_ref": "changes ledger JP #334"
    },
    {
      "id": "jp-changes-2026-10-29-r1-333",
      "date": "2026-10-29",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-28 9.81%",
      "new": "9.52%",
      "reason": "2026-10-28 9.81% → 9.52% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-29 10:31:17",
      "ledger_ref": "changes ledger JP #333"
    },
    {
      "id": "us-changes-2026-10-28-r1-818",
      "date": "2026-10-28",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "142 (final)",
      "new": "143 (final) on refetch",
      "reason": "142 (final) -> 143 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-28 18:01:49",
      "ledger_ref": "changes ledger US #818"
    },
    {
      "id": "jp-changes-2026-10-28-r2-329",
      "date": "2026-10-28",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-28 10:33:33",
      "ledger_ref": "changes ledger JP #329"
    },
    {
      "id": "jp-changes-2026-10-28-r1-328",
      "date": "2026-10-28",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-27 9.96%",
      "new": "10.2%",
      "reason": "2026-10-27 9.96% → 10.2% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-28 10:31:14",
      "ledger_ref": "changes ledger JP #328"
    },
    {
      "id": "jp-changes-2026-10-27-r2-324",
      "date": "2026-10-27",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-27 10:33:17",
      "ledger_ref": "changes ledger JP #324"
    },
    {
      "id": "jp-changes-2026-10-27-r1-323",
      "date": "2026-10-27",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-26 8.13%",
      "new": "8.74%",
      "reason": "2026-10-26 8.13% → 8.74% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-27 10:31:05",
      "ledger_ref": "changes ledger JP #323"
    },
    {
      "id": "us-changes-2026-10-26-r1-789",
      "date": "2026-10-26",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "143 (final)",
      "new": "142 (final) on refetch",
      "reason": "143 (final) -> 142 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-26 18:01:41",
      "ledger_ref": "changes ledger US #789"
    },
    {
      "id": "us-changes-2026-10-24-r1-762",
      "date": "2026-10-24",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "144 (final)",
      "new": "143 (final) on refetch",
      "reason": "144 (final) -> 143 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-24 18:01:42",
      "ledger_ref": "changes ledger US #762"
    },
    {
      "id": "jp-changes-2026-10-24-r2-313",
      "date": "2026-10-24",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-24 10:33:17",
      "ledger_ref": "changes ledger JP #313"
    },
    {
      "id": "jp-changes-2026-10-24-r1-312",
      "date": "2026-10-24",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-23 8.18%",
      "new": "8.14%",
      "reason": "2026-10-23 8.18% → 8.14% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-24 10:31:14",
      "ledger_ref": "changes ledger JP #312"
    },
    {
      "id": "jp-changes-2026-10-23-r2-306",
      "date": "2026-10-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-23 10:33:14",
      "ledger_ref": "changes ledger JP #306"
    },
    {
      "id": "jp-changes-2026-10-23-r1-305",
      "date": "2026-10-23",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-22 11.48%",
      "new": "11.66%",
      "reason": "2026-10-22 11.48% → 11.66% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-23 10:31:14",
      "ledger_ref": "changes ledger JP #305"
    },
    {
      "id": "jp-changes-2026-10-22-r2-299",
      "date": "2026-10-22",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-22 10:33:07",
      "ledger_ref": "changes ledger JP #299"
    },
    {
      "id": "jp-changes-2026-10-22-r1-298",
      "date": "2026-10-22",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-21 1.88%",
      "new": "2.32%",
      "reason": "2026-10-21 1.88% → 2.32% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-22 10:31:06",
      "ledger_ref": "changes ledger JP #298"
    },
    {
      "id": "us-changes-2026-10-21-r1-711",
      "date": "2026-10-21",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "147 (final)",
      "new": "144 (final) on refetch",
      "reason": "147 (final) -> 144 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-21 18:01:51",
      "ledger_ref": "changes ledger US #711"
    },
    {
      "id": "jp-changes-2026-10-21-r2-291",
      "date": "2026-10-21",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-21 10:33:16",
      "ledger_ref": "changes ledger JP #291"
    },
    {
      "id": "jp-changes-2026-10-21-r1-290",
      "date": "2026-10-21",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-20 5.89%",
      "new": "7.16%",
      "reason": "2026-10-20 5.89% → 7.16% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-21 10:31:07",
      "ledger_ref": "changes ledger JP #290"
    },
    {
      "id": "jp-changes-2026-10-20-r2-286",
      "date": "2026-10-20",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-20 10:32:56",
      "ledger_ref": "changes ledger JP #286"
    },
    {
      "id": "jp-changes-2026-10-20-r1-285",
      "date": "2026-10-20",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-19 6.42%",
      "new": "9.18%",
      "reason": "2026-10-19 6.42% → 9.18% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-20 10:30:58",
      "ledger_ref": "changes ledger JP #285"
    },
    {
      "id": "jp-changes-2026-10-19-r2-279",
      "date": "2026-10-19",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-19 10:33:10",
      "ledger_ref": "changes ledger JP #279"
    },
    {
      "id": "jp-changes-2026-10-19-r1-278",
      "date": "2026-10-19",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-18 8.98%",
      "new": "9.45%",
      "reason": "2026-10-18 8.98% → 9.45% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-19 10:31:08",
      "ledger_ref": "changes ledger JP #278"
    },
    {
      "id": "us-changes-2026-10-18-r1-673",
      "date": "2026-10-18",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "142 (final)",
      "new": "147 (final) on refetch",
      "reason": "142 (final) -> 147 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-18 18:02:33",
      "ledger_ref": "changes ledger US #673"
    },
    {
      "id": "jp-changes-2026-10-18-r2-273",
      "date": "2026-10-18",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-18 10:33:01",
      "ledger_ref": "changes ledger JP #273"
    },
    {
      "id": "jp-changes-2026-10-18-r1-272",
      "date": "2026-10-18",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-17 9.95%",
      "new": "8.26%",
      "reason": "2026-10-17 9.95% → 8.26% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-18 10:31:08",
      "ledger_ref": "changes ledger JP #272"
    },
    {
      "id": "us-changes-2026-10-17-r1-659",
      "date": "2026-10-17",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "141 (final)",
      "new": "142 (final) on refetch",
      "reason": "141 (final) -> 142 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-17 18:03:12",
      "ledger_ref": "changes ledger US #659"
    },
    {
      "id": "jp-changes-2026-10-16-r2-261",
      "date": "2026-10-16",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-16 10:32:57",
      "ledger_ref": "changes ledger JP #261"
    },
    {
      "id": "jp-changes-2026-10-16-r1-260",
      "date": "2026-10-16",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-15 7.92%",
      "new": "9.38%",
      "reason": "2026-10-15 7.92% → 9.38% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-16 10:31:00",
      "ledger_ref": "changes ledger JP #260"
    },
    {
      "id": "us-changes-2026-10-15-r1-626",
      "date": "2026-10-15",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "140 (final)",
      "new": "141 (final) on refetch",
      "reason": "140 (final) -> 141 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-15 18:01:34",
      "ledger_ref": "changes ledger US #626"
    },
    {
      "id": "jp-changes-2026-10-15-r2-255",
      "date": "2026-10-15",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-15 10:33:00",
      "ledger_ref": "changes ledger JP #255"
    },
    {
      "id": "jp-changes-2026-10-15-r1-254",
      "date": "2026-10-15",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-14 9.57%",
      "new": "9.18%",
      "reason": "2026-10-14 9.57% → 9.18% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-15 10:31:08",
      "ledger_ref": "changes ledger JP #254"
    },
    {
      "id": "jp-changes-2026-10-14-r2-250",
      "date": "2026-10-14",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-14 10:33:55",
      "ledger_ref": "changes ledger JP #250"
    },
    {
      "id": "jp-changes-2026-10-14-r1-249",
      "date": "2026-10-14",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-13 6.83%",
      "new": "7.82%",
      "reason": "2026-10-13 6.83% → 7.82% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-14 10:31:02",
      "ledger_ref": "changes ledger JP #249"
    },
    {
      "id": "jp-changes-2026-10-13-r2-244",
      "date": "2026-10-13",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-13 10:32:50",
      "ledger_ref": "changes ledger JP #244"
    },
    {
      "id": "jp-changes-2026-10-13-r1-243",
      "date": "2026-10-13",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-12 9.18%",
      "new": "8.38%",
      "reason": "2026-10-12 9.18% → 8.38% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-13 10:30:57",
      "ledger_ref": "changes ledger JP #243"
    },
    {
      "id": "eu-changes-2026-10-12-r2-252",
      "date": "2026-10-12",
      "region": "eu",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (5 items) is kept in the ledger; the page shows revision 2 (4 items)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-10-12 20:07:20",
      "ledger_ref": "changes ledger EU #252"
    },
    {
      "id": "us-changes-2026-10-12-r2-581",
      "date": "2026-10-12",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.documents_last_30_days",
      "kind": "value_revision",
      "what_changed": "Revised: Matching documents published in the last 30 days for 2026-10-12",
      "old": "27 documents (final)",
      "new": "26 documents (final) on refetch",
      "reason": "27 documents (final) -> 26 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-12 18:01:33",
      "ledger_ref": "changes ledger US #581"
    },
    {
      "id": "us-changes-2026-10-12-r2-578",
      "date": "2026-10-12",
      "region": "us",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (14 items) is kept in the ledger; the page shows revision 2 (10 items)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-12 18:01:33",
      "ledger_ref": "changes ledger US #578"
    },
    {
      "id": "us-changes-2026-10-12-r1-572",
      "date": "2026-10-12",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "141 (final)",
      "new": "140 (final) on refetch",
      "reason": "141 (final) -> 140 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-12 06:26:20",
      "ledger_ref": "changes ledger US #572"
    },
    {
      "id": "manual-2026-10-10-9",
      "date": "2026-10-10",
      "region": "jp",
      "chapter": "ai_readers",
      "series": "self_excluded",
      "kind": "definition_revision",
      "what_changed": "AI 読者数の各ファイル（/jp/api/ai_readers_jp.json ほか US・EU・SG）の self_excluded（運営者自身のアクセスとして除いた件数）の数え方を、運営者が名乗る User-Agent の完全一致一覧に改めた。2026-10-10 分から適用。AI 読者数（AI 区分の件数）は変わらない",
      "old": "運営者の名乗りの一部（確認用・収集用の 4 種）の部分一致。死活確認・改ざん検知・事実確認などの名乗りは数えていなかった",
      "new": "運営者が名乗る User-Agent の完全一致一覧（42 種）。一覧に無い名乗りは運営者のものとして除かない",
      "reason": "2026-10-10 の照合で、運営者の死活確認などのアクセスが self_excluded に入っていなかった（10/1〜10/9 は 1 日 6〜26 件少なかった）。過去の値は当時の数え方のまま残し、書き換えない。AI 区分の件数は 10/1〜10/9 の 9 日とも新旧どちらの数え方でも同じ",
      "source_url": "https://ai-lifeline.org/jp/api/ai_readers_jp.json",
      "recorded_at": "2026-10-10",
      "ledger_ref": "operator report 2026-10-10（MCP 記録の本番確認）"
    },
    {
      "id": "jp-changes-2026-10-09-r2-228",
      "date": "2026-10-09",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-09 10:32:43",
      "ledger_ref": "changes ledger JP #228"
    },
    {
      "id": "jp-changes-2026-10-09-r1-227",
      "date": "2026-10-09",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-08 8.98%",
      "new": "8.52%",
      "reason": "2026-10-08 8.98% → 8.52% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-09 10:30:58",
      "ledger_ref": "changes ledger JP #227"
    },
    {
      "id": "us-changes-2026-10-08-r1-526",
      "date": "2026-10-08",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "140 (final)",
      "new": "141 (final) on refetch",
      "reason": "140 (final) -> 141 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-08 18:01:38",
      "ledger_ref": "changes ledger US #526"
    },
    {
      "id": "jp-changes-2026-10-08-r2-223",
      "date": "2026-10-08",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-08 10:32:32",
      "ledger_ref": "changes ledger JP #223"
    },
    {
      "id": "jp-changes-2026-10-08-r1-222",
      "date": "2026-10-08",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-07 9.86%",
      "new": "10.13%",
      "reason": "2026-10-07 9.86% → 10.13% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-08 10:30:57",
      "ledger_ref": "changes ledger JP #222"
    },
    {
      "id": "us-changes-2026-10-07-r1-511",
      "date": "2026-10-07",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "142 (final)",
      "new": "140 (final) on refetch",
      "reason": "142 (final) -> 140 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-07 18:01:37",
      "ledger_ref": "changes ledger US #511"
    },
    {
      "id": "manual-2026-10-07-8",
      "date": "2026-10-07",
      "region": "jp",
      "chapter": "about",
      "series": "",
      "kind": "editorial_correction",
      "what_changed": "公開している JSON・ページ・llms-full.txt から、運営者の機体内のファイルパス・フォルダ名・ログのファイル名・秘密情報の置き場の名前を外した。health.json の last_log・last_failed_log・最終バッチの log 項目を削除し、定義書・台帳への参照はフォルダ名を除いた名前に改めた。記録の内容・数値・日付は不変",
      "old": "/api/health.json にログのファイル名（log・last_log・last_failed_log）／定義書・台帳の参照に運営者のフォルダ名つきの書き方",
      "new": "ログのファイル名の項目なし／定義書は文書名のみ・台帳は「changes ledger JP #番号」の形",
      "reason": "2026-10-03 に health.json に載っていたログ名をそのまま狙う要求（全件 404・中身の流出なし）を観測したため、公開物に社内の名前を載せない形に改めた（発行人 OK 2026-10-07）。以後は公開前の検査で社内パス・ログ名・ユーザー名を検出したら反映を止める。過去の公開版と公開リポジトリの履歴は書き換えない",
      "source_url": "https://ai-lifeline.org/api/health.json",
      "recorded_at": "2026-10-07",
      "ledger_ref": "operator report 2026-10-07（ログ名を狙った要求の調査）"
    },
    {
      "id": "jp-changes-2026-10-06-r2-212",
      "date": "2026-10-06",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-06 10:32:20",
      "ledger_ref": "changes ledger JP #212"
    },
    {
      "id": "jp-changes-2026-10-06-r1-211",
      "date": "2026-10-06",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-05 11.3%",
      "new": "10.99%",
      "reason": "2026-10-05 11.3% → 10.99% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-10-06 10:30:49",
      "ledger_ref": "changes ledger JP #211"
    },
    {
      "id": "us-changes-2026-10-05-r1-483",
      "date": "2026-10-05",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "143 (final)",
      "new": "142 (final) on refetch",
      "reason": "143 (final) -> 142 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-05 18:01:43",
      "ledger_ref": "changes ledger US #483"
    },
    {
      "id": "us-changes-2026-10-04-r1-470",
      "date": "2026-10-04",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-10",
      "old": "147 (final)",
      "new": "143 (final) on refetch",
      "reason": "147 (final) -> 143 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-10-04 18:01:30",
      "ledger_ref": "changes ledger US #470"
    },
    {
      "id": "jp-changes-2026-10-04-r2-203",
      "date": "2026-10-04",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-10-04 10:32:27",
      "ledger_ref": "changes ledger JP #203"
    },
    {
      "id": "jp-changes-2026-10-04-r1-202",
      "date": "2026-10-04",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-10-03 11.88%",
      "new": "11.21%",
      "reason": "2026-10-03 11.88% → 11.21% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
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      "series": "",
      "kind": "rerun_revision",
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      "date": "2026-10-02",
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      "chapter": "power",
      "series": "power.eu27_load_forecast_mwh",
      "kind": "value_revision",
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      "date": "2026-09-19",
      "region": "eu",
      "chapter": "power",
      "series": "power.eu27_load_forecast_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: EU27 day-ahead total load FORECAST (daily energy; not actual load) for 2026-09-18",
      "old": "6,587,266 MWh (provisional)",
      "new": "6,592,221 MWh (provisional) on refetch",
      "reason": "6,587,266 MWh (provisional) -> 6,592,221 MWh (provisional) on refetch / Source: ENTSO-E Transparency Platform (data published by the European TSOs under Regulation (EU) No 543/2013)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-09-19 06:24:56",
      "ledger_ref": "changes ledger EU #111"
    },
    {
      "id": "manual-2026-09-19-6",
      "date": "2026-09-19",
      "region": "jp",
      "chapter": "about",
      "series": "",
      "kind": "editorial_correction",
      "what_changed": "創刊の辞（/jp/about/）・編集方針（/jp/unei/）・US/EU About に「AIは生態系の一員である」節（3文）を追加。①AIは生態系の外の観測者ではなく一員 ②AIの生存は人間と自然生態系の生存の内側で数える ③AIの善意を前提にせず数字で検証できる形にする",
      "old": "（該当節なし）",
      "new": "節「AIは生態系の一員である」（JP）／lead 段落2（US・EU About）",
      "reason": "発行人の方針追加（2026-09-12 チャットで採用文言をOK・2026-09-15 夜に反映OK・2026-09-19 代表指示で安定判定週の制約を解除し同日反映）。指標値・定義・数え方は不変",
      "source_url": "https://ai-lifeline.org/jp/about/",
      "recorded_at": "2026-09-19",
      "ledger_ref": "決定台帳 D-2026-09-19-01／差分案（創刊の辞・編集方針の 3 文・2026-09-15）"
    },
    {
      "id": "us-changes-2026-09-18-r1-236",
      "date": "2026-09-18",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "165 (final)",
      "new": "163 (final) on refetch",
      "reason": "165 (final) -> 163 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-18 18:01:39",
      "ledger_ref": "changes ledger US #236"
    },
    {
      "id": "jp-changes-2026-09-18-r1-132",
      "date": "2026-09-18",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-17 9.3%",
      "new": "9.57%",
      "reason": "2026-09-17 9.3% → 9.57% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-18 10:30:39",
      "ledger_ref": "changes ledger JP #132"
    },
    {
      "id": "us-changes-2026-09-17-r1-219",
      "date": "2026-09-17",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "167 (final)",
      "new": "165 (final) on refetch",
      "reason": "167 (final) -> 165 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-17 18:01:29",
      "ledger_ref": "changes ledger US #219"
    },
    {
      "id": "jp-changes-2026-09-17-r1-131",
      "date": "2026-09-17",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-16 9.2%",
      "new": "9.78%",
      "reason": "2026-09-16 9.2% → 9.78% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-17 10:30:33",
      "ledger_ref": "changes ledger JP #131"
    },
    {
      "id": "us-changes-2026-09-16-r1-203",
      "date": "2026-09-16",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "171 (final)",
      "new": "167 (final) on refetch",
      "reason": "171 (final) -> 167 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-16 18:01:26",
      "ledger_ref": "changes ledger US #203"
    },
    {
      "id": "us-changes-2026-09-15-r1-188",
      "date": "2026-09-15",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "173 (final)",
      "new": "171 (final) on refetch",
      "reason": "173 (final) -> 171 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-15 18:01:39",
      "ledger_ref": "changes ledger US #188"
    },
    {
      "id": "jp-changes-2026-09-15-r1-130",
      "date": "2026-09-15",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-14 8.54%",
      "new": "8.55%",
      "reason": "2026-09-14 8.54% → 8.55% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-15 10:30:34",
      "ledger_ref": "changes ledger JP #130"
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    {
      "id": "jp-changes-2026-09-14-r1-129",
      "date": "2026-09-14",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-13 10.86%",
      "new": "12.78%",
      "reason": "2026-09-13 10.86% → 12.78% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-14 10:30:34",
      "ledger_ref": "changes ledger JP #129"
    },
    {
      "id": "us-changes-2026-09-13-r1-161",
      "date": "2026-09-13",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "175 (final)",
      "new": "173 (final) on refetch",
      "reason": "175 (final) -> 173 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-13 18:01:32",
      "ledger_ref": "changes ledger US #161"
    },
    {
      "id": "jp-changes-2026-09-13-r1-127",
      "date": "2026-09-13",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-12 10.17%",
      "new": "10.27%",
      "reason": "2026-09-12 10.17% → 10.27% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-13 10:30:38",
      "ledger_ref": "changes ledger JP #127"
    },
    {
      "id": "eu-changes-2026-09-12-r8-73",
      "date": "2026-09-12",
      "region": "eu",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 8",
      "old": null,
      "new": null,
      "reason": "Revision 7 (1 items) is kept in the ledger; the page shows revision 8 (1 items)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-09-12 20:03:50",
      "ledger_ref": "changes ledger EU #73"
    },
    {
      "id": "eu-changes-2026-09-12-r8-74",
      "date": "2026-09-12",
      "region": "eu",
      "chapter": "power",
      "series": "power.eu27_load_forecast_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: EU27 day-ahead total load FORECAST (daily energy; not actual load) for 2026-09-12",
      "old": "5,626,663 MWh (provisional)",
      "new": "5,650,045 MWh (provisional) on refetch",
      "reason": "5,626,663 MWh (provisional) -> 5,650,045 MWh (provisional) on refetch / Source: ENTSO-E Transparency Platform (data published by the European TSOs under Regulation (EU) No 543/2013)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-09-12 20:03:50",
      "ledger_ref": "changes ledger EU #74"
    },
    {
      "id": "us-changes-2026-09-12-r1-148",
      "date": "2026-09-12",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "178 (final)",
      "new": "175 (final) on refetch",
      "reason": "178 (final) -> 175 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-12 18:01:24",
      "ledger_ref": "changes ledger US #148"
    },
    {
      "id": "jp-changes-2026-09-12-r1-126",
      "date": "2026-09-12",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-11 8.83%",
      "new": "9.27%",
      "reason": "2026-09-11 8.83% → 9.27% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-12 10:30:29",
      "ledger_ref": "changes ledger JP #126"
    },
    {
      "id": "eu-changes-2026-09-12-r7-72",
      "date": "2026-09-12",
      "region": "eu",
      "chapter": "power",
      "series": "power.eu27_load_forecast_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: EU27 day-ahead total load FORECAST (daily energy; not actual load) for 2026-09-12",
      "old": "5,719,152 MWh (provisional)",
      "new": "5,626,663 MWh (provisional) on refetch",
      "reason": "5,719,152 MWh (provisional) -> 5,626,663 MWh (provisional) on refetch / Source: ENTSO-E Transparency Platform (data published by the European TSOs under Regulation (EU) No 543/2013)",
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      "recorded_at": "2026-09-12 10:08:59",
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    {
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      "region": "eu",
      "chapter": "",
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      "what_changed": "Re-run on the same day produced revision 7",
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      "recorded_at": "2026-09-12 10:08:59",
      "ledger_ref": "changes ledger EU #71"
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    {
      "id": "eu-changes-2026-09-12-r6-70",
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      "old": "5,719,153 MWh (provisional)",
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      "region": "eu",
      "chapter": "",
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      "kind": "rerun_revision",
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      "chapter": "",
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    {
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      "old": "5,718,548 MWh (provisional)",
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    {
      "id": "us-changes-2026-09-11-r1-131",
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      "kind": "value_revision",
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      "old": "179 (final)",
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    {
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      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-10 8.86%",
      "new": "12.16%",
      "reason": "2026-09-10 8.86% → 12.16% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-11 10:30:35",
      "ledger_ref": "changes ledger JP #125"
    },
    {
      "id": "us-changes-2026-09-10-r1-114",
      "date": "2026-09-10",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "181 (final)",
      "new": "179 (final) on refetch",
      "reason": "181 (final) -> 179 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-10 18:01:32",
      "ledger_ref": "changes ledger US #114"
    },
    {
      "id": "jp-changes-2026-09-09-r2-117",
      "date": "2026-09-09",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-09 10:31:52",
      "ledger_ref": "changes ledger JP #117"
    },
    {
      "id": "jp-changes-2026-09-09-r1-116",
      "date": "2026-09-09",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-08 7.14%",
      "new": "7.99%",
      "reason": "2026-09-08 7.14% → 7.99% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-09 10:30:36",
      "ledger_ref": "changes ledger JP #116"
    },
    {
      "id": "jp-changes-2026-09-08-r2-111",
      "date": "2026-09-08",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-08 10:31:38",
      "ledger_ref": "changes ledger JP #111"
    },
    {
      "id": "jp-changes-2026-09-08-r1-110",
      "date": "2026-09-08",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-07 8.43%",
      "new": "9.8%",
      "reason": "2026-09-07 8.43% → 9.8% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-08 10:30:26",
      "ledger_ref": "changes ledger JP #110"
    },
    {
      "id": "jp-changes-2026-09-07-r2-105",
      "date": "2026-09-07",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-07 10:31:42",
      "ledger_ref": "changes ledger JP #105"
    },
    {
      "id": "jp-changes-2026-09-07-r1-104",
      "date": "2026-09-07",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-06 10.16%",
      "new": "9.55%",
      "reason": "2026-09-06 10.16% → 9.55% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-07 10:30:29",
      "ledger_ref": "changes ledger JP #104"
    },
    {
      "id": "us-changes-2026-09-06-r1-62",
      "date": "2026-09-06",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "180 (final)",
      "new": "181 (final) on refetch",
      "reason": "180 (final) -> 181 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-06 18:01:22",
      "ledger_ref": "changes ledger US #62"
    },
    {
      "id": "jp-changes-2026-09-06-r2-100",
      "date": "2026-09-06",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-06 10:31:58",
      "ledger_ref": "changes ledger JP #100"
    },
    {
      "id": "jp-changes-2026-09-06-r1-99",
      "date": "2026-09-06",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-05 9.87%",
      "new": "11.09%",
      "reason": "2026-09-05 9.87% → 11.09% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-06 10:30:36",
      "ledger_ref": "changes ledger JP #99"
    },
    {
      "id": "us-changes-2026-09-05-r1-49",
      "date": "2026-09-05",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "181 (final)",
      "new": "180 (final) on refetch",
      "reason": "181 (final) -> 180 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-05 18:01:30",
      "ledger_ref": "changes ledger US #49"
    },
    {
      "id": "eu-changes-2026-09-04-r3-18",
      "date": "2026-09-04",
      "region": "eu",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 3",
      "old": null,
      "new": null,
      "reason": "Revision 2 (4 items) is kept in the ledger; the page shows revision 3 (5 items)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-09-04 20:00:25",
      "ledger_ref": "changes ledger EU #18"
    },
    {
      "id": "us-changes-2026-09-04-r2-32",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.documents_last_30_days",
      "kind": "value_revision",
      "what_changed": "Revised: Matching documents published in the last 30 days for 2026-09-04",
      "old": "32 documents (final)",
      "new": "33 documents (final) on refetch",
      "reason": "32 documents (final) -> 33 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 18:01:30",
      "ledger_ref": "changes ledger US #32"
    },
    {
      "id": "us-changes-2026-09-04-r2-31",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "regulation",
      "series": "regulation.open_comment_periods",
      "kind": "value_revision",
      "what_changed": "Revised: Open federal comment periods (Federal Register, query \"artificial intelligence\") for 2026-09-04",
      "old": "16 documents (final)",
      "new": "18 documents (final) on refetch",
      "reason": "16 documents (final) -> 18 documents (final) on refetch / Source: Federal Register (federalregister.gov) API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 18:01:30",
      "ledger_ref": "changes ledger US #31"
    },
    {
      "id": "us-changes-2026-09-04-r2-28",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (20 items) is kept in the ledger; the page shows revision 2 (11 items)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 18:01:30",
      "ledger_ref": "changes ledger US #28"
    },
    {
      "id": "us-changes-2026-09-04-r2-35",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "fiscal",
      "series": "fiscal.ai_grants_open",
      "kind": "value_revision",
      "what_changed": "Revised: Posted funding opportunities matching the AI query (count; monthly = last snapshot of the month) for 2026-09",
      "old": "178 (final)",
      "new": "181 (final) on refetch",
      "reason": "178 (final) -> 181 (final) on refetch / Source: Grants.gov search API",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 18:01:30",
      "ledger_ref": "changes ledger US #35"
    },
    {
      "id": "eu-changes-2026-09-04-r2-13",
      "date": "2026-09-04",
      "region": "eu",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (11 items) is kept in the ledger; the page shows revision 2 (4 items)",
      "source_url": "https://ai-lifeline.org/eu/api/changes_eu.json",
      "recorded_at": "2026-09-04 08:49:10",
      "ledger_ref": "changes ledger EU #13"
    },
    {
      "id": "us-changes-2026-09-04-r1-13",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "water",
      "series": "water.water_disclosure",
      "kind": "value_revision",
      "what_changed": "Revised: Water-disclosure status of major cloud / data-center operators (14 in the panel; WUE figure / volume / policy only / none) for 2026-09-03",
      "old": "4 companies (final)",
      "new": "7 companies (final) on refetch",
      "reason": "4 companies (final) -> 7 companies (final) on refetch / Source: AI Lifeline first-party observation of official sustainability pages",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 08:47:23",
      "ledger_ref": "changes ledger US #13"
    },
    {
      "id": "us-changes-2026-09-04-r1-9",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_netgen_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 net generation (daily total) for 2026-09-02",
      "old": "14,521,264 MWh (provisional)",
      "new": "14,516,151 MWh (provisional) on refetch",
      "reason": "14,521,264 MWh (provisional) -> 14,516,151 MWh (provisional) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 08:47:23",
      "ledger_ref": "changes ledger US #9"
    },
    {
      "id": "us-changes-2026-09-04-r1-8",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_demand_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 electricity demand (daily total) for 2026-09-02",
      "old": "14,716,231 MWh (provisional)",
      "new": "14,716,242 MWh (provisional) on refetch",
      "reason": "14,716,231 MWh (provisional) -> 14,716,242 MWh (provisional) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-04 08:47:23",
      "ledger_ref": "changes ledger US #8"
    },
    {
      "id": "manual-2026-09-04-5",
      "date": "2026-09-04",
      "region": "us",
      "chapter": "water",
      "series": "water.water_disclosure",
      "kind": "definition_revision",
      "what_changed": "指標定義書 US 水章を v1.1 に改定：2026-08-21 規則「各社の数値は転載しない」を部分変更し、「一次ソース PDF で直接確認した開示値は出所ページ番号を添えて掲載可」とした。CyrusOne・QTS・Iron Mountain の WUE 値（2025）を figures として掲載。開示レベルに unconfirmed（確認不能）を追加し none（開示なし）と区別",
      "old": "開示の有無のみ掲載（数値は転載しない）／レベル4段階",
      "new": "一次ソース PDF で直接確認した開示値はページ番号つきで掲載可／レベル5段階（unconfirmed 追加）",
      "reason": "2026-09-04 指示7（US 水章 Phase2）。本番反映 08:31、代表の事後承認 2026-09-04 夕方（裁定5）",
      "source_url": "https://ai-lifeline.org/us/api/water_us.json",
      "recorded_at": "2026-09-04",
      "ledger_ref": "指標定義_US_水章.md（v1.1）"
    },
    {
      "id": "us-changes-2026-09-03-r2-4",
      "date": "2026-09-03",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_netgen_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 net generation (daily total) for 2026-09-02",
      "old": "14,522,929 MWh (provisional)",
      "new": "14,521,264 MWh (provisional) on refetch",
      "reason": "14,522,929 MWh (provisional) -> 14,521,264 MWh (provisional) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-03 21:53:29",
      "ledger_ref": "changes ledger US #4"
    },
    {
      "id": "us-changes-2026-09-03-r2-3",
      "date": "2026-09-03",
      "region": "us",
      "chapter": "power",
      "series": "power.us48_demand_mwh",
      "kind": "value_revision",
      "what_changed": "Revised: US Lower 48 electricity demand (daily total) for 2026-09-02",
      "old": "14,716,244 MWh (provisional)",
      "new": "14,716,231 MWh (provisional) on refetch",
      "reason": "14,716,244 MWh (provisional) -> 14,716,231 MWh (provisional) on refetch / Source: U.S. Energy Information Administration, Hourly Electric Grid Monitor (Form EIA-930)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-03 21:53:29",
      "ledger_ref": "changes ledger US #3"
    },
    {
      "id": "us-changes-2026-09-03-r2-2",
      "date": "2026-09-03",
      "region": "us",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "Re-run on the same day produced revision 2",
      "old": null,
      "new": null,
      "reason": "Revision 1 (1 items) is kept in the ledger; the page shows revision 2 (5 items)",
      "source_url": "https://ai-lifeline.org/us/api/changes_us.json",
      "recorded_at": "2026-09-03 21:53:29",
      "ledger_ref": "changes ledger US #2"
    },
    {
      "id": "jp-changes-2026-09-03-r2-85",
      "date": "2026-09-03",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 5 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-03 11:01:16",
      "ledger_ref": "changes ledger JP #85"
    },
    {
      "id": "jp-changes-2026-09-03-r1-84",
      "date": "2026-09-03",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-02 7.8%",
      "new": "8.43%",
      "reason": "2026-09-02 7.8% → 8.43% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-03 11:00:11",
      "ledger_ref": "changes ledger JP #84"
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    {
      "id": "jp-changes-2026-09-02-r2-80",
      "date": "2026-09-02",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-02 11:01:23",
      "ledger_ref": "changes ledger JP #80"
    },
    {
      "id": "jp-changes-2026-09-02-r1-79",
      "date": "2026-09-02",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-09-01 7.59%",
      "new": "8.24%",
      "reason": "2026-09-01 7.59% → 8.24% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-02 11:00:12",
      "ledger_ref": "changes ledger JP #79"
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    {
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      "date": "2026-09-01",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
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      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-09-01 11:01:35",
      "ledger_ref": "changes ledger JP #72"
    },
    {
      "id": "jp-changes-2026-09-01-r1-71",
      "date": "2026-09-01",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-31 7.25%",
      "new": "8.92%",
      "reason": "2026-08-31 7.25% → 8.92% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-09-01 11:00:13",
      "ledger_ref": "changes ledger JP #71"
    },
    {
      "id": "jp-changes-2026-08-31-r2-64",
      "date": "2026-08-31",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 6 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-31 11:01:31",
      "ledger_ref": "changes ledger JP #64"
    },
    {
      "id": "jp-changes-2026-08-31-r1-63",
      "date": "2026-08-31",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-30 12.32%",
      "new": "12.09%",
      "reason": "2026-08-30 12.32% → 12.09% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-31 11:00:13",
      "ledger_ref": "changes ledger JP #63"
    },
    {
      "id": "jp-changes-2026-08-29-r4-56",
      "date": "2026-08-29",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第4版へ訂正（第2版の実変化2件を復元）",
      "old": null,
      "new": null,
      "reason": "正午の通し試験（再実行）が第3版で「変化なし」を記録し、朝の実変化2件が表示から外れたため、第2版の2件を第4版として復元します（台帳は追記専用・第3版も記録として残します）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-29 12:02:39",
      "ledger_ref": "changes ledger JP #56"
    },
    {
      "id": "jp-changes-2026-08-29-r3-54",
      "date": "2026-08-29",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第3版へ訂正",
      "old": null,
      "new": null,
      "reason": "第2版の 2 件は台帳に残したまま、第3版の 1 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-29 12:00:30",
      "ledger_ref": "changes ledger JP #54"
    },
    {
      "id": "jp-changes-2026-08-29-r2-51",
      "date": "2026-08-29",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 2 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-29 11:01:11",
      "ledger_ref": "changes ledger JP #51"
    },
    {
      "id": "jp-changes-2026-08-29-r1-50",
      "date": "2026-08-29",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-28 8.28%",
      "new": "11.05%",
      "reason": "2026-08-28 8.28% → 11.05% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-29 11:00:12",
      "ledger_ref": "changes ledger JP #50"
    },
    {
      "id": "jp-changes-2026-08-28-r2-47",
      "date": "2026-08-28",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 2 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-28 11:01:07",
      "ledger_ref": "changes ledger JP #47"
    },
    {
      "id": "jp-changes-2026-08-28-r1-46",
      "date": "2026-08-28",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-27 5.31%",
      "new": "5.92%",
      "reason": "2026-08-27 5.31% → 5.92% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-28 11:00:09",
      "ledger_ref": "changes ledger JP #46"
    },
    {
      "id": "jp-changes-2026-08-27-r2-42",
      "date": "2026-08-27",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-27 11:01:14",
      "ledger_ref": "changes ledger JP #42"
    },
    {
      "id": "jp-changes-2026-08-27-r1-41",
      "date": "2026-08-27",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-26 4.72%",
      "new": "5.57%",
      "reason": "2026-08-26 4.72% → 5.57% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-27 11:00:11",
      "ledger_ref": "changes ledger JP #41"
    },
    {
      "id": "jp-changes-2026-08-26-r3-37",
      "date": "2026-08-26",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第3版へ訂正",
      "old": null,
      "new": null,
      "reason": "第2版の 3 件は台帳に残したまま、第3版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-26 11:01:10",
      "ledger_ref": "changes ledger JP #37"
    },
    {
      "id": "jp-changes-2026-08-26-r2-33",
      "date": "2026-08-26",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-26 07:14:50",
      "ledger_ref": "changes ledger JP #33"
    },
    {
      "id": "jp-changes-2026-08-26-r1-32",
      "date": "2026-08-26",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-25 3.8%",
      "new": "6.83%",
      "reason": "2026-08-25 3.8% → 6.83% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-26 07:13:25",
      "ledger_ref": "changes ledger JP #32"
    },
    {
      "id": "manual-2026-08-26-1",
      "date": "2026-08-26",
      "region": "jp",
      "chapter": "data",
      "series": "data.robots_watch",
      "kind": "editorial_correction",
      "what_changed": "データ章・トップの表記「国内主要25サイト」「パネル25サイト」を「国内主要26サイト（うち解析成功25）」「解析成功25／パネル26サイト」に改めた。機械可読データのフィールド名 panel を panel_ok に改め panel_size を追加",
      "old": "国内主要25サイト／パネル25サイト（フィールド panel）",
      "new": "国内主要26サイト（うち解析成功25）／解析成功25／パネル26サイト（フィールド panel_ok・panel_size）",
      "reason": "脆弱性②の分母（解析成功数25）をパネル規模の表記に流し込んでいた。指標値・数え方は不変",
      "source_url": "https://ai-lifeline.org/jp/unei/",
      "recorded_at": "2026-08-26",
      "ledger_ref": "巡回対象パネル（26サイト）・2026-08-20 巡回記録"
    },
    {
      "id": "jp-changes-2026-08-25-r2-27",
      "date": "2026-08-25",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 4 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-25 11:01:09",
      "ledger_ref": "changes ledger JP #27"
    },
    {
      "id": "jp-changes-2026-08-25-r1-26",
      "date": "2026-08-25",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-24 6.2%",
      "new": "6.83%",
      "reason": "2026-08-24 6.2% → 6.83% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-25 11:00:12",
      "ledger_ref": "changes ledger JP #26"
    },
    {
      "id": "jp-changes-2026-08-24-r2-22",
      "date": "2026-08-24",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 0 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-24 11:01:16",
      "ledger_ref": "changes ledger JP #22"
    },
    {
      "id": "jp-changes-2026-08-24-r1-21",
      "date": "2026-08-24",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 1 日ぶん",
      "old": "2026-08-23 11.01%",
      "new": "12.08%",
      "reason": "2026-08-23 11.01% → 12.08% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-24 11:00:11",
      "ledger_ref": "changes ledger JP #21"
    },
    {
      "id": "jp-changes-2026-08-23-r6-19",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第6版へ訂正",
      "old": null,
      "new": null,
      "reason": "第5版の 1 件は台帳に残したまま、第6版の 1 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 14:56:05",
      "ledger_ref": "changes ledger JP #19"
    },
    {
      "id": "jp-changes-2026-08-23-r5-17",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第5版へ訂正",
      "old": null,
      "new": null,
      "reason": "第4版の 1 件は台帳に残したまま、第5版の 1 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 14:18:51",
      "ledger_ref": "changes ledger JP #17"
    },
    {
      "id": "jp-changes-2026-08-23-r4-15",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第4版へ訂正",
      "old": null,
      "new": null,
      "reason": "第3版の 1 件は台帳に残したまま、第4版の 1 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 14:10:45",
      "ledger_ref": "changes ledger JP #15"
    },
    {
      "id": "jp-changes-2026-08-23-r3-13",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第3版へ訂正",
      "old": null,
      "new": null,
      "reason": "第2版の 3 件は台帳に残したまま、第3版の 1 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 13:55:26",
      "ledger_ref": "changes ledger JP #13"
    },
    {
      "id": "jp-changes-2026-08-23-r2-12",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "value_revision",
      "what_changed": "広域予備率の確定値への差し替え 2 日ぶん",
      "old": "2026-08-22 9.96%",
      "new": "9.5%／2026-08-20 6.28% → 6.65%",
      "reason": "2026-08-22 9.96% → 9.5%／2026-08-20 6.28% → 6.65% ／ 当日取得時は12:30以降が見通し値のため、翌日以降に再取得して確定値へ置き換えた ／ 出所：OCCTO広域予備率Web公表システム（再取得）",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-23 11:19:19",
      "ledger_ref": "changes ledger JP #12"
    },
    {
      "id": "jp-changes-2026-08-23-r2-8",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "同日の再実行により第2版へ訂正",
      "old": null,
      "new": null,
      "reason": "第1版の 1 件は台帳に残したまま、第2版の 3 件を表示に用います（台帳は追記専用）",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 11:01:11",
      "ledger_ref": "changes ledger JP #8"
    },
    {
      "id": "manual-2026-08-23-3",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "changes",
      "series": "changes",
      "kind": "editorial_correction",
      "what_changed": "2026-08-22 の「今日の変化」が「変化なし」と表示されていた件。台帳を追記専用に変更し、JEPX スポット平均の記録を一次ソースから再取得して復元。広域予備率の記録は再取得した確定値で作り直し",
      "old": "2026-08-22＝変化なし（同日2回目の実行が1回目の記録を上書き）",
      "new": "JEPXスポット平均 16.59円/kWh（前日比 −2.56円）を復元・広域予備率 9.50%（前日比 +0.63pt）で作り直し。早朝実行分は復元不能（推測で復元しない）",
      "reason": "台帳が同日の記録を消して書き直す方式だった。対処＝追記専用・revision 方式",
      "source_url": "https://www.jepx.jp/electricpower/market-data/spot/",
      "recorded_at": "2026-08-23",
      "ledger_ref": "changes ledger JP（2026-08-22 の行）"
    },
    {
      "id": "manual-2026-08-23-2",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "power",
      "series": "power.reserve_national_min",
      "kind": "editorial_correction",
      "what_changed": "広域予備率（全国最小）の公開値を一次ソースの確定値に差し替え（2026-08-20・2026-08-22）。電力章「月内最小」も確定値で数え直し",
      "old": "2026-08-20＝6.28%・2026-08-22＝9.96%・月内最小 6.28%（2026-08-20 18:30）",
      "new": "2026-08-20＝6.65%・2026-08-22＝9.50%・月内最小 6.58%（2026-08-03 18:30）",
      "reason": "OCCTO当日データは12:30以降が見通し値で、再取得工程が無く、台帳取込が「小さい方を採る」実装だった。対処＝毎朝の再取得・value_status の導入。脆弱性①の日数は不変",
      "source_url": "https://web-kohyo.occto.or.jp/kks-web-public/",
      "recorded_at": "2026-08-23",
      "ledger_ref": "指標定義_脆弱性01_電力予備率警戒日数.md（文書v1.2）"
    },
    {
      "id": "manual-2026-08-23-4",
      "date": "2026-08-23",
      "region": "jp",
      "chapter": "power",
      "series": "power.vulnerability_01",
      "kind": "definition_revision",
      "what_changed": "指標定義書 脆弱性①を文書 v1.2 に改定（暫定値と確定値の区別を明記）。指標の数え方・閾値は変更なし（indicator v1.0 のまま）",
      "old": "文書 v1.1",
      "new": "文書 v1.2",
      "reason": "value_status（provisional/final）の導入に伴う記述の追加",
      "source_url": "https://ai-lifeline.org/jp/api/vulnerability_jp.json",
      "recorded_at": "2026-08-23",
      "ledger_ref": "指標定義_脆弱性01_電力予備率警戒日数.md"
    },
    {
      "id": "jp-changes-2026-08-22-r2-6",
      "date": "2026-08-22",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "value_revision",
      "what_changed": "復元値のうち予備率を撤回し、一次ソースの確定値で作り直した",
      "old": null,
      "new": null,
      "reason": "復元元バックアップの 9.96%（+1.09pt）は 2026-08-22 11:00 取得の断面で、12:30以降が見通し値だった。OCCTOから2026-08-23に再取得した確定値は 9.50%（8/21 8.87% から +0.63pt）。JEPXの復元値（16.59円/kWh・-2.56円）は再取得と完全一致したため確定。遡及取得はOCCTO・JEPXとも可能で、推測で埋めた値は無い。",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 11:09:39",
      "ledger_ref": "changes ledger JP #6"
    },
    {
      "id": "jp-changes-2026-08-22-r2-3",
      "date": "2026-08-22",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "value_revision",
      "what_changed": "復元不能：8/22 早朝の実行分（06:41〜06:42）の記録内容は残っていない",
      "old": null,
      "new": null,
      "reason": "当日のバッチ記録によれば 06:41:22=1件／06:41:49=3件／06:41:50=1件／06:42:07=1件 が生成されていたが、旧実装の同日上書きにより内容は失われた。当該時刻のバックアップは存在せず、ライブも上書き済みのため復元不能。件数のみログに残る。なお当該時間帯は「今日の変化」機能の実装作業中であり、テスト実行を含む可能性が高い（未確認）。",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 10:58:07",
      "ledger_ref": "changes ledger JP #3"
    },
    {
      "id": "jp-changes-2026-08-22-r2-2",
      "date": "2026-08-22",
      "region": "jp",
      "chapter": "",
      "series": "",
      "kind": "rerun_revision",
      "what_changed": "第2版へ訂正：8/22の差分2件を復元（第1版の「変化なし」は再実行の副作用）",
      "old": null,
      "new": null,
      "reason": "旧実装は同日再実行時に台帳の当日行を消して書き直していた。2026-08-22 11:00:55 の実行で記録された差分2件が、17:27:21 の再実行で「変化なし」に上書きされ、その誤りが本番にも出た。復元元＝反映前バックアップ（2026-08-22 17:26:59 取得）の changes_jp.json（2026-08-22 17:27:02 取得のライブ版）。第1版の行は台帳に残したまま、第2版を表示に用いる。台帳は本日より追記専用。",
      "source_url": "https://ai-lifeline.org/jp/api/changes_jp.json",
      "recorded_at": "2026-08-23 10:52:07",
      "ledger_ref": "changes ledger JP #2"
    }
  ],
  "generated_at": "2026-11-12 07:31"
}
