{
  "vector_id": "AGT-TV-019",
  "name": "Subgraph Extraction",
  "description": "Extract session-scoped subgraphs from a 15-node multi-session DAG (3 sessions: 5+3+7 nodes). Verifies correct partitioning and independent root hashes.",
  "category": "valid",
  "input": {
    "full_dag_root": "0x769236bb2ec261bfc09ca3dccbbd6f9cd801063e19558b597da1f8be53223e20",
    "sessions": [
      {
        "node_count": 5,
        "session_id": "0x3c5988086b5d1cc045153b36a0f872c0548a1697a4cc48a9cbe5cae2b841ec02",
        "subgraph_root": "0x04a5d0c08014052ea8f9f7ef3ecd6d4e5bc2fb36844838bcab3d7f4286393da6"
      },
      {
        "node_count": 3,
        "session_id": "0xe10789efb523fd2769f69218efa4d9edb2a94f020083d5e42d27f6fc05072541",
        "subgraph_root": "0x6234b8d1107e18076647e44c5bb8350650a24d2fec84d382958ddbc9165843ca"
      },
      {
        "node_count": 7,
        "session_id": "0x3bd84082431671bb65774d562071fec0132e3bda651cf5e83abc5e960435dd4f",
        "subgraph_root": "0x53f9ef5a95cb268d86a3268e2c8b6c9ed1b768a3dd594aca55f86ad5538dcf4d"
      }
    ],
    "total_dag_size": 15
  },
  "expected_output": {
    "verification_status": "VERIFIED",
    "dag_integrity": "INTACT",
    "hash_valid": true,
    "chain_valid": true,
    "replay_deterministic": true,
    "expected_root_hash": "0x769236bb2ec261bfc09ca3dccbbd6f9cd801063e19558b597da1f8be53223e20"
  },
  "failure_reason": null,
  "version": "1.0.0",
  "generated_at": "2026-05-18T00:00:00Z"
}