{
  "generated": "2026-08-05",
  "generator": "PROV-SNAP-1 (§SNAP-1) — derived offline via _hash.mjs executionHash(); no network, no kernel emission",
  "note": "Genesis snapshot (snapshot_seq 0, prev_snapshot_hash null, chain.parent_hashes []) exercising the §SNAP-1 SHAPE against $defs/artifact. Pairs with snap-1-state-snapshot-successor.fixture.json (cites this artifact's execution_hash as its sole parent, §SNAP-1.3 state-DAG-is-artifact-DAG) and snap-1-state-snapshot.fixtures.json (golden-parity vectors, same policy_parameters/output_payload).",
  "artifact": {
    "@context": "https://ainumbers.co/chaingraph/context/v0.3/context.jsonld",
    "chaingraph_version": "0.4.0",
    "compute_mode": "server",
    "mandate_type": "state_snapshot",
    "tool_id": "prov-snap-1-example-stream",
    "tool_version": "1.0.0",
    "generated_at": "2026-08-05T00:00:00Z",
    "buildType": "https://ainumbers.co/chaingraph/context/v0.2#WebCryptoSHA256",
    "execution_hash": "cb0365846e21e6c131edcd5155d4637bc4e22aa2009b1d02d42024f6e3fb3f24",
    "chain": {
      "parent_hashes": [],
      "parent_tool_ids": [],
      "chain_depth": 0
    },
    "policy_parameters": {
      "execution_backend": "server",
      "state_schema": "ainumbers:helm-journal-state/v1",
      "capture_scope": "helmd.journal.full",
      "snapshot_seq": 0
    },
    "output_payload": {
      "state_digest": "sha256:0000000000000000000000000000000000000000000000000000000000aa",
      "entry_count": 42,
      "prev_snapshot_hash": null
    },
    "compliance_flags": [],
    "audit_signature": {
      "payloadType": "application/vnd.openchain.graph+json;version=0.2",
      "payload": "",
      "signatures": []
    }
  }
}