{
  "slug": "japan-derby-2026",
  "url": "https://ancys-briefing.com/races/japan-derby-2026.html",
  "datePublished": "2026-05-27T20:00:00+09:00",
  "dateModified": "2026-05-31T18:00:00+09:00",
  "published_label": "2026年5月27日 20:00 JST",
  "modified_label": "2026年5月31日 18:00 JST",
  "prediction_changed": "未検証（結果追記のみの運用方針）",
  "sha256": "a9536b4f788a59a29d908c9aef5b080013b0b84c2f169c441204ba69c3bb79d7",
  "sha256_short": "a9536b4f788a59a2",
  "bytes_hashed": 58224,
  "sealed_at": "2026-07-25T14:07:34+09:00",
  "sealed_label": "2026年7月25日 14:07 JST",
  "evidence_scope": "Identifies the current prediction text at sealed_at; it does not independently prove pre-race publication when sealed_at is after the race.",
  "note": "Hash excludes #result. Re-run scripts/seal-race-predictions.py after editing prediction text."
}