API reference · schema

ProofIntegrity

8 fields · used by 0 operations

Last reviewed 2026-10-02

Fields

Field	Type	Meaning
`evidence_id` required	string
`hash_algorithm`	string	default `"SHA-256"`
`evidence_hash` required	string
`canonical_serialized` required	string
`signature_algorithm`	string or null
`signature`	string or null
`verification_result` required	string
`schema_version`	string	default `"1.0"`

Smallest valid example

{
  "evidence_id": "evidence-id",
  "hash_algorithm": "SHA-256",
  "evidence_hash": "evidence-hash",
  "canonical_serialized": "canonical-serialized",
  "verification_result": "verification-result",
  "schema_version": "1.0"
}

JSON Schema

Show the raw definition

{
  "properties": {
    "evidence_id": {
      "type": "string",
      "title": "Evidence Id"
    },
    "hash_algorithm": {
      "type": "string",
      "title": "Hash Algorithm",
      "default": "SHA-256"
    },
    "evidence_hash": {
      "type": "string",
      "title": "Evidence Hash"
    },
    "canonical_serialized": {
      "type": "string",
      "title": "Canonical Serialized"
    },
    "signature_algorithm": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Signature Algorithm"
    },
    "signature": {
      "anyOf": [
        {
          "type": "string"
        },
        {
          "type": "null"
        }
      ],
      "title": "Signature"
    },
    "verification_result": {
      "type": "string",
      "title": "Verification Result"
    },
    "schema_version": {
      "type": "string",
      "title": "Schema Version",
      "default": "1.0"
    }
  },
  "type": "object",
  "required": [
    "evidence_id",
    "evidence_hash",
    "canonical_serialized",
    "verification_result"
  ],
  "title": "ProofIntegrity"
}

Try CAIN-42 on your own agents

Create a free account and every new account starts with a 7-day trial of the full platform. Or try the sandbox first, with no account at all.

Create a free account → · Try the sandbox · See the whole ecosystem