openapi: 3.2.0
info:
  title: Rice Kinder Institute Urban Data Platform Reference API
  version: '2026-09-01'
  summary: Public read API behind the Kinder Institute Urban Data Platform dataset catalog.
  description: 'The Urban Data Platform (UDP) is operated by the Kinder Institute for Urban Research at

    Rice University.'
  contact:
    name: Kinder Institute for Urban Research, Rice University
    url: https://kinder.rice.edu/initiative/urban-data-platform
  x-operator: institution
  x-provenance:
    generated: '2026-09-01'
    method: probed
    source: Live unauthenticated HTTP probes of https://lg4tooqkr1.execute-api.us-east-1.amazonaws.com/prod/ on 2026-09-01, plus the production base URL literal read from the platform's own JavaScript bundle at https://www.kinderudp.org/js/app.9647dfb4.js. No credentials were used and no access control was defeated; every endpoint described here answers an anonymous GET.
servers:
- url: https://lg4tooqkr1.execute-api.us-east-1.amazonaws.com/prod
  description: Production API Gateway stage, read from the platform's own app bundle.
- url: https://5l498ma30i.execute-api.us-east-1.amazonaws.com/dev
  description: Development stage, also named in the app bundle. Present for completeness; not probed and not intended for consumers.
  x-status: non-production
security: []
tags:
- name: Reference
  description: Controlled vocabularies the catalog's fields draw from.
paths:
  /lookups:
    get:
      operationId: getLookups
      tags:
      - Reference
      summary: Retrieve every controlled vocabulary the catalog uses
      description: Returns 27 named enumerations in one object, including `dataciteRelationType` (the 27 DataCite RelationType terms), `iso19115TopicCategory` (the 19 ISO 19115 topic categories) and `regulatoryLaws` (FERPA, FISMA, HIPAA, HUD, None). See vocabulary/rice-kinder-udp-vocabulary.yml.
      security: []
      responses:
        '200':
          description: The vocabulary bundle (5,339 bytes on 2026-09-01).
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  type: array
                  items:
                    type: string
              examples:
                lookups:
                  externalValue: ../examples/rice-kinder-udp-lookups-example.json
components:
  securitySchemes:
    memberSession:
      type: http
      scheme: bearer
      description: Undocumented. Inferred only from the API Gateway authorizer's 401 envelope on /user/catalog. Not verified — no credentials were obtained or used.