{
  "schema_version": "if.blackboard.proof_packet.v1",
  "packet_id": "pp_demo",
  "tenant_id": "ten_demo",
  "workspace_id": "ws_demo",
  "project_id": "proj_demo",
  "task_ids": [
    "task_demo"
  ],
  "session_ids": [
    "sess_demo"
  ],
  "event_range": {
    "first_event_id": "evt_demo_001",
    "last_event_id": "evt_demo_009",
    "event_count": 9
  },
  "hash_chain_root": "sha256:5c364038afcfc9c14a8aab0be1441df35bbdff06eaeb8ad44fc5e8e7cc83ded2",
  "evidence_refs": [
    {
      "artifact_id": "art_demo",
      "uri": "s3://demo/artifact.txt",
      "evidence_type": "artifact",
      "sha256": "7b19e3fdace6439a93e675dbf9c7720c3037c7b364a73c5334305669371e854f",
      "confidence": "verified",
      "redaction": "none",
      "content_trust": "sanitized_projection",
      "captured_at": "2026-06-27T22:00:00Z",
      "source": "demo"
    }
  ],
  "claim_boundary": {
    "decision_id": "cb_demo",
    "engine_version": "1.0.0",
    "evaluated_at": "2026-06-27T22:00:00Z",
    "summary": {
      "verified": 1,
      "claimed": 0,
      "inferred": 0,
      "stale": 0,
      "missing": 0,
      "blocked": 1,
      "not_claimed": 1
    },
    "blocked_claims": [
      {
        "claim": "work was semantically correct",
        "reason": "requires human review or domain verifier"
      }
    ]
  },
  "redaction_manifest": {
    "manifest_id": "redact_manifest_demo",
    "policy_id": "redact_v1",
    "manifest_sha256": "sha256:8a3fa04e56373ef71fada036d6fbe518beb72f9749ca99a047ac92bdb3721cf6",
    "applied_at": "2026-06-27T22:00:00Z",
    "summary": {
      "none": 1,
      "partial": 0,
      "removed": 0
    }
  },
  "access_log_ids": [
    "access_demo"
  ],
  "non_claims": [
    "Receipt proves artifact bytes and integrity, not semantic correctness."
  ],
  "receipt_id": "rcpt_demo",
  "integrity": {
    "packet_sha256": "sha256:5aebfa7b713ff524553e7c9b8a59172b78d67de97432bb0a1cd59ff462cb2800",
    "manifest_sha256": "sha256:8a3fa04e56373ef71fada036d6fbe518beb72f9749ca99a047ac92bdb3721cf6",
    "canonicalization": "json-c14n-v1",
    "key_id": "kid_demo",
    "integrity_class": "signed_and_receipted",
    "signature": {
      "alg": "ed25519",
      "value": "base64signaturevalue"
    },
    "receipt_id": "rcpt_demo"
  },
  "assembled_at": "2026-06-27T22:00:00Z",
  "packet_status": "exported"
}