{
  "service": "WHP Standing front door (Wheeler Hubbell Publishing)",
  "door": "/v1/audit",
  "type": "SignedComplianceAudit",
  "purpose": "WHP Standing structural alignment audit: POST {subject, claim, standing_record, transition?} and receive a signed audit of that record against the Elemental Properties of True core schema (SignedComplianceAudit). Checks that the eight Standing Record elements are present, that epistemic_status uses the book's status vocabulary, and, if a transition is declared, that a status change carries a warrant. Structural alignment only; not a legal or regulatory certification. Signed with the front-door key; not the sealed WHP Standing Mark. 2 USDC on Base.",
  "returns": "JSON { record, record_hash, signature }. record.type WHP-EPT-AUDIT-v1 with a list of checks (each with the EPT core page it comes from), aligned (true only if every check passes), and the hash of the EPT core schema it was audited against. Ed25519 signature over the canonical JSON of record.",
  "method": "POST",
  "input_example": {
    "subject": "Acme Corp invoice #1042",
    "claim": "Invoice #1042 was approved by the finance lead",
    "standing_record": {
      "provenance": "https://example.com/records/1042",
      "epistemic_status": "report",
      "institutional_standing": "Finance approval workflow, Acme Corp",
      "operation": "cite as a source-attributed assertion",
      "qualifiers": "as asserted by the finance lead; not independently verified",
      "temporal_validity": "2026-10-07, current",
      "version_state": "current",
      "jurisdiction": "Acme Corp accounts payable"
    },
    "transition": {
      "prior_epistemic_status": "report",
      "warrant": "none needed: status unchanged"
    }
  },
  "payment": {
    "protocol": "x402-v2",
    "accepts": [
      {
        "amount": "2000000",
        "asset": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
        "extra": {
          "assetTransferMethod": "eip3009",
          "name": "USD Coin",
          "paymentFlow": "authorization",
          "version": "2"
        },
        "maxTimeoutSeconds": 300,
        "network": "eip155:8453",
        "payTo": "0x1050eddd8282623b0c263ed6bdbd42370bbc28d3",
        "scheme": "exact",
        "resource": "https://standing-guard-service.lovable.app/v1/audit",
        "description": "WHP Standing structural alignment audit: POST {subject, claim, standing_record, transition?} and receive a signed audit of that record against the Elemental Properties of True core schema (SignedComplianceAudit). Checks that the eight Standing Record elements are present, that epistemic_status uses the book's status vocabulary, and, if a transition is declared, that a status change carries a warrant. Structural alignment only; not a legal or regulatory certification. Signed with the front-door key; not the sealed WHP Standing Mark. 2 USDC on Base.",
        "mimeType": "application/json"
      }
    ],
    "authorization_header": "PAYMENT-SIGNATURE (or X-PAYMENT)"
  },
  "signer": {
    "alg": "Ed25519",
    "public_key_b64url": "D56_CIHZz-o8tXVISW-FYnajc6UMMl-9w8RfJqz5Fzw",
    "note": "Front-door key (single signature); not the sealed WHP Standing Mark issuer."
  }
}