{
  "schema": "SOVRIENT_MARITIME_AIS_ATTESTATION_V1",
  "generated_utc": "2026-04-08T18:39:00Z",
  "lane_id": "maritime_ais_hampton_roads",
  "slice_id": "ais_hampton_roads_2025-09-15_bbox",
  "current_state": "PUBLISHED_BOUNDED_SEED",
  "signing_status": "unsigned_hash_only",
  "signature_note": "This attestation is hash-bound but not yet key-signed at the artifact layer.",
  "declared_input_hashes": {
    "raw_input": "cd73d654f60b2df4dda3edb75c9eebae362bd553f8d25d74f8e0ebce125ce37d",
    "clipped_output": "bca5e4f4eff96daa3a46cc827576363d411fe17beda0942dc20a5af7df42dd0b"
  },
  "artifact_hashes": {
    "seed": "a817ffb3d418faf82baf36fb14f93ba1f1d42e83b5d4f819377bcdfceba6b995",
    "manifest": "d57324e26a0950a3f966af0fa073889bd53145f90fb7bc04bcdc15d54db90a3f",
    "clipped_csv": "bca5e4f4eff96daa3a46cc827576363d411fe17beda0942dc20a5af7df42dd0b",
    "bundle": "388f446abdb870fe6508f65cb06157e9a3dca3b222623d8652ab0a162365e16f",
    "observation_gap_review": "c13bf0055b589e2f6064b61f30eae87552fa2b48846f3c001423a873e795f1e7",
    "manual_review_queue": "7ecf71cd705429a791dc2c0fdb613e3aaa7830487e15a4ce172c76fb0b693d22",
    "manual_review_resolution": "7f525e3b03abb1731712388c52cce87cf517b600a76a46ddcad9545b005c74f5",
    "verification_handles": "0dbe7ff03766cf02dde0d290516f2457b1dae395ec9ee2f473676133f673c0f4",
    "policy": "e7f4bff74d7c908bf5bdb680487bf6919ccbf7077e61ab277ed6a0ce45a36f96",
    "state_receipt": "e44c8925ff38d1fd4716fa3478d8f60e8e3e3ed9290f82150eb39d90003b2407"
  },
  "assertions": [
    "The public maritime AIS lane is currently a bounded governance seed over a real local source clip.",
    "Selection, comparison, source-weight, and exclusion records remain subordinate to the authoritative manifest and clipped dataset.",
    "If governance seed summaries disagree with the bounded source manifest or clipped slice on source facts, resolve in favor of the bounded source manifest and clipped slice unless a later signed correction supersedes them.",
    "This package does not claim live feed authority, global coverage authority, or completed anomaly-adjudication authority."
  ],
  "stats_summary": {
    "observation_count": 201376,
    "unique_mmsi_count": 463,
    "comparison_count": 3,
    "selection_count": 1,
    "exclusion_count": 2
  }
}