{
  "project_id": "yukue-series",
  "site_id": "matsuri",
  "site_name": "祭のゆくえ",
  "dataset_type": "cultural-observation-registry",
  "dataset_version": "2026-07-10.d1",
  "schema_version": "matsuri.v1",
  "verification_marker": "reviewed-public-projection"
}