{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://thehiveryiq.com/.well-known/schemas/usap-egress-v1.json",
  "title": "Egress Bond v1",
  "description": "Egress Bond receipt. Attests that an egress_manifest_id and a caller held evidence digest were recorded and signed at recorded_at, and that the crypto envelope itself is live. It does not attest that any semantic classifier or egress gateway actually measured or bounded the declared volume or semantic class; semantic_classifier_integration is fixed to not_proven because no such classifier or gateway exists in this repository.",
  "type": "object",
  "required": [
    "receipt_id",
    "payload_sha256",
    "sig_b64u",
    "key_id",
    "algorithm",
    "ts",
    "signed_body"
  ],
  "additionalProperties": false,
  "properties": {
    "receipt_id": {
      "type": "string",
      "pattern": "^r_usap\\.egress_[0-9]{10,}_[0-9a-f]{12}$"
    },
    "payload_sha256": {
      "type": "string",
      "pattern": "^[0-9a-f]{64}$"
    },
    "sig_b64u": {
      "type": "string",
      "pattern": "^[A-Za-z0-9_-]{86}$"
    },
    "key_id": {
      "type": "string",
      "pattern": "^did:(hive|web|key):[A-Za-z0-9._:%-]+$"
    },
    "algorithm": {
      "type": "string",
      "const": "Ed25519"
    },
    "ts": {
      "type": "integer",
      "minimum": 1000000000
    },
    "signed_body": {
      "type": "object",
      "required": [
        "receipt_type",
        "schema",
        "egress_manifest_id",
        "evidence_digest_sha256",
        "recorded_at",
        "verdict",
        "boundary"
      ],
      "additionalProperties": false,
      "properties": {
        "receipt_type": {
          "type": "string",
          "const": "usap.egress"
        },
        "schema": {
          "type": "string",
          "const": "r1.0.0"
        },
        "egress_manifest_id": {
          "type": "string",
          "minLength": 1,
          "maxLength": 256,
          "pattern": "^[A-Za-z0-9._:-]{1,256}$"
        },
        "evidence_digest_sha256": {
          "type": "string",
          "pattern": "^[0-9a-f]{64}$",
          "description": "SHA-256 of the caller-held evidence bundle this receipt attests was recorded. The service never receives or inspects the underlying evidence, only its digest."
        },
        "recorded_at": {
          "type": "string",
          "pattern": "^[0-9]{4}-[0-9]{2}-[0-9]{2}T[0-9]{2}:[0-9]{2}:[0-9]{2}([.][0-9]{1,9})?Z$"
        },
        "verdict": {
          "type": "object",
          "description": "Service-computed honesty boundary fields. Never caller overridable; recomputed and checked at verify time.",
          "required": [
            "crypto_core_status",
            "semantic_classifier_integration"
          ],
          "additionalProperties": false,
          "properties": {
            "crypto_core_status": {
              "type": "string",
              "const": "live"
            },
            "semantic_classifier_integration": {
              "type": "string",
              "const": "not_proven"
            }
          }
        },
        "boundary": {
          "type": "string",
          "const": "Egress Bond receipt. Attests that an egress_manifest_id and a caller held evidence digest were recorded and signed at recorded_at, and that the crypto envelope itself is live. It does not attest that any semantic classifier or egress gateway actually measured or bounded the declared volume or semantic class; semantic_classifier_integration is fixed to not_proven because no such classifier or gateway exists in this repository."
        }
      }
    }
  }
}