Tabula Error Response

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/university-of-warwick/main/json-schema/university-of-warwick-tabula-error.json",
  "title": "Tabula Error Response",
  "description": "The standard Tabula error envelope. Warwick documents that JSON is returned in all responses including errors. Derived from the live 401 captured on 2026-08-19 and the published error reference. This is NOT RFC 9457 problem+json.",
  "x-generated": "2026-08-19",
  "x-method": "derived",
  "x-source": "examples/university-of-warwick-tabula-unauthorized.json",
  "x-operator": "institution",
  "type": "object",
  "required": ["success", "status", "errors"],
  "additionalProperties": false,
  "properties": {
    "success": { "type": "boolean", "const": false },
    "status": {
      "type": "string",
      "description": "Machine-readable status slug.",
      "examples": ["unauthorized", "not_found"]
    },
    "errors": {
      "type": "array",
      "minItems": 1,
      "items": {
        "type": "object",
        "required": ["message"],
        "additionalProperties": false,
        "properties": { "message": { "type": "string" } }
      }
    }
  }
}