{
  "id": "coastwise-source-cache-seed-2026-06-15",
  "reviewed_at": "2026-06-15T12:00:00+00:00",
  "coverage_id": "statewide_ca_ocean",
  "stale_after_hours": 24,
  "notes": "Reviewed seed cache for source-backed MVP validation. Online refresh replaces last-good snapshots when available."
}