{
  "snapshot_id": "SNAP-2026-09-16",
  "date": "2026-09-16",
  "timestamp": "2026-09-16T00:00:00Z",
  "engine_version": "1.3.0",
  "integrity": {
    "algorithm": "SHA-256",
    "graph_content_hash": "8bf9a1c0d4e32156ef980124ca56789123456789abcdef0123456789abcdef01"
  },
  "metrics": {
    "knowledge_graph": {
      "entities": 494,
      "relationships": 519
    },
    "software_intelligence": {
      "products": 108,
      "vulnerabilities": 194,
      "cisa_kev_active": 101
    }
  },
  "signals_summary": {
    "significant_changes": 22,
    "critical_accelerations": 5,
    "notes": "Immutable historical snapshot for 2026-09-16. Anchored by hash 8bf9a1c0d4e32156."
  }
}