{
  "schema_version": 1,
  "release_version": "10.89.0",
  "created_at": "2026-09-23T22:10:00Z",
  "research_window": {
    "from_utc": "2026-09-23T16:34:41Z",
    "through_utc": "2026-09-23T21:57:47Z"
  },
  "changes": [
    {
      "entry_id": "NAT-2026-08-28-012",
      "kind": "material_refresh",
      "summary": "Added the FAA administrator's testimony that the arch received a standard obstruction review but that the review did not contemplate Trump's later drone-operations proposal.",
      "changed_fields": ["display_date", "title", "dek", "facts", "significance", "goalpost", "maybe_therefore", "evidence", "sources", "checked_at"]
    },
    {
      "entry_id": "NAT-2026-09-15-003",
      "kind": "material_refresh",
      "summary": "Added Reuters' bounded measurement of the September noncitizen-voting prosecution surge while preserving the distinction among charges, convictions, ballots and election effects.",
      "changed_fields": ["dek", "facts", "significance", "goalpost", "maybe_therefore", "evidence", "sources", "checked_at"]
    },
    {
      "entry_id": "NAT-2026-09-18-011",
      "kind": "material_refresh",
      "summary": "Added the District of Columbia court's second vacatur of EPA's program-wide Solar for All termination premise without inferring grant payment or implementation.",
      "changed_fields": ["display_date", "title", "dek", "facts", "significance", "goalpost", "maybe_therefore", "evidence", "sources", "checked_at"]
    },
    {
      "entry_id": "NAT-2026-09-22-006",
      "kind": "material_refresh",
      "summary": "Added the White House and energy secretary's public disavowal of a flat diesel-export ban while preserving narrower discussions as non-operative proposals.",
      "changed_fields": ["display_date", "title", "dek", "facts", "significance", "goalpost", "maybe_therefore", "evidence", "sources", "checked_at"]
    }
  ],
  "corrections": [],
  "legacy_changes": []
}