{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "$id": "https://raw.githubusercontent.com/api-evangelist/university-of-oxford/main/json-schema/university-of-oxford-ora-search-response-schema.json",
  "title": "ORA Search Response",
  "description": "Response body returned by GET https://ora.ox.ac.uk/objects.json. DERIVED by API Evangelist from live unauthenticated responses captured 2026-08-19; the University of Oxford publishes no schema for this endpoint. x-operator: institution.",
  "x-operator": "institution",
  "x-provenance": {
    "generated": "2026-08-19",
    "method": "derived",
    "source": "https://ora.ox.ac.uk/objects.json?q=climate — payload in ../examples/university-of-oxford-ora-search-response.json"
  },
  "type": "object",
  "required": ["links", "meta", "data"],
  "properties": {
    "links": {
      "type": "object",
      "description": "Cursor links. next and prev are absent on the first and last page respectively.",
      "properties": {
        "self": { "type": "string", "format": "uri" },
        "next": { "type": "string", "format": "uri" },
        "prev": { "type": "string", "format": "uri" },
        "last": { "type": "string", "format": "uri" }
      }
    },
    "meta": {
      "type": "object",
      "required": ["pages"],
      "properties": {
        "pages": { "$ref": "#/$defs/pages" }
      }
    },
    "data": {
      "type": "array",
      "items": { "$ref": "#/$defs/record" }
    },
    "included": {
      "type": "array",
      "description": "The service's own vocabulary — facets, search fields and sort orders — returned with every result set.",
      "items": { "$ref": "#/$defs/included" }
    }
  },
  "$defs": {
    "pages": {
      "type": "object",
      "properties": {
        "current_page": { "type": "integer" },
        "next_page": { "type": ["integer", "null"] },
        "prev_page": { "type": ["integer", "null"] },
        "total_pages": { "type": "integer" },
        "limit_value": { "type": "integer", "description": "Observed default 10." },
        "offset_value": { "type": "integer" },
        "total_count": { "type": "integer" },
        "first_page?": { "type": "boolean", "description": "Key literally contains a question mark — a Ruby predicate method name serialised straight into JSON." },
        "last_page?": { "type": "boolean" }
      }
    },
    "documentValue": {
      "type": "object",
      "description": "The envelope ORA wraps every metadata attribute in, pairing the machine value with a human label.",
      "required": ["attributes"],
      "properties": {
        "id": { "type": "string", "description": "Fragment URI identifying this attribute on the record." },
        "type": { "type": "string", "const": "document_value" },
        "attributes": {
          "type": "object",
          "required": ["value"],
          "properties": {
            "value": { "type": "array", "items": { "type": "string" } },
            "label": { "type": "string" }
          }
        }
      }
    },
    "record": {
      "type": "object",
      "required": ["id", "attributes"],
      "properties": {
        "id": {
          "type": "string",
          "pattern": "^uuid:[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$"
        },
        "type": {
          "type": ["string", "null"],
          "description": "Present and null on every record observed. Recorded as observed; do not depend on it."
        },
        "attributes": {
          "type": "object",
          "description": "Attribute set varies: search results carry a reduced set, the single-record endpoint the full set. title is a bare string; every other observed attribute is a documentValue.",
          "properties": {
            "title": { "type": "string" }
          },
          "additionalProperties": { "$ref": "#/$defs/documentValue" }
        },
        "links": {
          "type": "object",
          "properties": { "self": { "type": "string", "format": "uri" } }
        }
      }
    },
    "included": {
      "type": "object",
      "properties": {
        "type": { "type": "string", "enum": ["facet", "search_field", "sort"] },
        "id": { "type": "string" },
        "attributes": {
          "type": "object",
          "properties": {
            "label": { "type": "string" },
            "items": {
              "type": "array",
              "items": {
                "type": "object",
                "properties": {
                  "attributes": {
                    "type": "object",
                    "properties": {
                      "label": { "type": "string" },
                      "value": { "type": "string" },
                      "hits": { "type": "integer" }
                    }
                  },
                  "links": {
                    "type": "object",
                    "properties": { "self": { "type": "string", "format": "uri" } }
                  }
                }
              }
            }
          }
        },
        "links": {
          "type": "object",
          "properties": { "self": { "type": "string", "format": "uri" } }
        }
      }
    }
  }
}