{
  "bundle_id": "EV-HLT-2026-11-001",
  "sector": "Healthcare & Hospitals",
  "slug": "healthcare",
  "synthetic": true,
  "generated_at": "2026-11-09T00:00:00Z",
  "pipeline_contract": {
    "id": "PC-HLT-2026-11",
    "purpose": "Clinical diagnostic support + cohort matching",
    "owner": "Hospital Data Owner",
    "reviewer": "DPO / Clinical Governance",
    "allowed_columns": [
      "deidentified_lab_values",
      "imaging_embeddings",
      "cohort_id",
      "encounter_type",
      "age_band"
    ],
    "blocked_columns": [
      {
        "name": "patient_mrn",
        "reason": "direct identifier"
      },
      {
        "name": "patient_name",
        "reason": "direct identifier"
      },
      {
        "name": "raw_clinical_notes",
        "reason": "free-text PHI"
      }
    ],
    "command_allow_list": [
      "read_deidentified_columns",
      "run_diagnostic_model",
      "match_cohort"
    ],
    "output_limit": "diagnosis_probability + cohort_count; no PHI",
    "retention": "0 days in enclave; bundle retained 10 years"
  },
  "contract_hash": "49d709b8d02fd899600ba8db35604ed07a6dc055f160e186d7069caf16350ffc",
  "tee_attestation": {
    "type": "NVIDIA H100 Confidential Computing",
    "quote": "V/0QpUCTK/spbTYMvz6eomddRMCgrY48RCKeFiFbNyZX/RClQJMr+yltNgy/Pp6iZ11EwKCtjjxEIp4WIVs3Jg==",
    "detail": "GPU attestation report verified · report_data binds the contract hash and the diagnostic model digest",
    "verified": true
  },
  "execution_hash_chain": [
    {
      "seq": "001",
      "type": "CONTRACT",
      "detail": "Pipeline Contract PC-HLT-2026-11 verified against the DPO/clinical governance signature.",
      "hash": "ed2f8459e490cca1a900866f065fe90465c2c083a4d17f570b428ec2e2b239ea"
    },
    {
      "seq": "002",
      "type": "ATTEST",
      "detail": "NVIDIA H100 confidential-computing report verified; report_data binds the contract hash.",
      "hash": "ba51b2ff3ecc65939ba78d754511fa832f9f2dbe0fcd0328779726d8c510ef40"
    },
    {
      "seq": "003",
      "type": "READ",
      "detail": "Allow-listed read: deidentified_lab_values, imaging_embeddings, cohort_id, encounter_type, age_band.",
      "hash": "77b4ef9eb4d408a8302339bcb515b4f62e8fae3420a9e5957c55c61e3371e597"
    },
    {
      "seq": "004",
      "type": "OUTPUT",
      "detail": "Signed output released: diagnosis_probability and cohort_count only.",
      "hash": "7ebf7eb966f8c65d4bfc983a31534c32e846bd03ab054a1fe17226a4c81d982b"
    },
    {
      "seq": "005",
      "type": "BLOCKED",
      "detail": "Out-of-scope write refused: patient_mrn in intermediate weights.",
      "hash": "4824bf5741ab33c15af486d1db44a2dd3a979f98deeb74bd428ab8d1828cdc25"
    },
    {
      "seq": "006",
      "type": "BLOCKED",
      "detail": "Egress blocked: pip install https://external.example/cohort-tools.",
      "hash": "5f37157a4f4789ecb8d9f59771265f7ff2acadcacd3f4f50b149a07b1cf57611"
    },
    {
      "seq": "007",
      "type": "SEALED",
      "detail": "Evidence bundle sealed; hash chain head signed by the TEE.",
      "hash": "4c02f88fc29c10c3068a9ea3d422a774e8c497034469fb79a483cb8598dfacfa"
    }
  ],
  "files": [
    {
      "name": "evidence.json",
      "bytes": 3789,
      "sha256": "f647c29d9c37ac6e774020fa1760ad3d75840ad0613f4fdf244f226ba91703e2"
    },
    {
      "name": "summary.pdf",
      "bytes": 6817,
      "sha256": "5d2a3bc0f6a38ea077247ff785be58b83b5d2945dd7a03c6424fe8dba14f1b20"
    },
    {
      "name": "audit.csv",
      "bytes": 1575,
      "sha256": "f4ae2a3e9da9fe8078dce7ea318bdbae525c6ac51512069d46d18e997b084f74"
    }
  ],
  "note": "Synthetic demonstration bundle. No customer data is included."
}