University of Vienna

PHAIDRA vocabularies API (University of Vienna)

Requests for controlled vocabularies

GitHub OpenAPI

Operations 6

GET /vocabulary Get controlled vocabulary
GET /terms/label Get term labels.
GET /terms/children Get children.
GET /terms/taxonpath Get the taxon path.
GET /terms/parent Get parent.
GET /resolve Resolve an URI

Documentation

📖
Documentation
https://phaidra.org/docs/api/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/openapi/university-of-vienna-vocabularies-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/json-schema/university-of-vienna-object-info-schema.json
📊
JSONSchema
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/json-schema/university-of-vienna-index-schema.json

Other Resources

🔗
x-json-structure
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/json-structure/university-of-vienna-object-info-structure.json
🔗
x-json-structure
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/json-structure/university-of-vienna-index-structure.json
🔗
x-example
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/examples/university-of-vienna-object-info-example.json
🔗
x-example
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/examples/university-of-vienna-search-select-example.json
🔗
x-spectral-ruleset
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/rules/university-of-vienna-rules.yml
🔗
x-vocabulary
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/vocabulary/university-of-vienna-vocabulary.yml
🔗
x-json-ld-context
https://raw.githubusercontent.com/api-evangelist/university-of-vienna/refs/heads/main/json-ld/university-of-vienna-context.jsonld
🔗
GitHub
https://github.com/phaidra/phaidra-api/wiki/Documentation

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OpenAPI Specification

university-of-vienna-vocabularies-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: PHAIDRA datastream Vocabularies API
  version: '3.0'
  description: Documentation of the PHAIDRA API.
  license:
    name: Apache 2.0
    url: http://www.apache.org/licenses/LICENSE-2.0.html
  x-provenance:
    generated: '2026-08-30'
    method: searched
    source: >-
      PHAIDRA API v3.0, published Apache 2.0 by the PHAIDRA project (github.com/phaidra/phaidra-api, public/docs/openapi.json), the platform the University of Vienna authors and hosts. Pristine copy at
      openapi/_original/university-of-vienna-phaidra-api.yaml.
    x-operator: institution
    note: >-
      Split from the source contract by refine-openapis; servers[] re-based to the live production host on 2026-08-30 (see servers[].description).
servers:
- url: https://phaidra.univie.ac.at/api/
  description: University of Vienna PHAIDRA (current production base, re3data r3d100010472, verified 2026-08-30)
- description: RETIRED — returns HTTP 200 with a zero-length body on every path (soft-200), verified 2026-08-30
  url: https://services.phaidra.univie.ac.at/api/
- description: PHAIDRA Sandbox — connection timed out on probe 2026-08-30
  url: https://sandbox.phaidra.org/api/
tags:
- name: vocabularies
  description: Requests for controlled vocabularies
paths:
  /vocabulary:
    get:
      summary: Get controlled vocabulary
      description: Get vocabulary which was saved in API in vocabulary folder.
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
        description: vocabulary ID
        examples:
          http://id.loc.gov/vocabulary/iso639-2:
            value: http://id.loc.gov/vocabulary/iso639-2
            summary: Vocabulary of languages
          oefos2012:
            value: oefos2012
            summary: OEFOS 2012 classification
      - in: query
        name: nocache
        schema:
          type: boolean
          required: false
        description: cache
      responses:
        '200':
          description: JSON representation of the controlled vocabulary
          content:
            application/json:
              schema:
                type: object
                properties:
                  alerts:
                    type: array
                    items:
                      type: object
                      properties:
                        msg:
                          type: string
                        type:
                          type: string
                  status:
                    type: number
  /terms/label:
    get:
      summary: Get term labels.
      description: Retrieves the labels for a particular term using its URI as a parameter. It could be a term of a classification or a vocabulary (any type, even licenses and organisational units).
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
          required: false
        examples:
          voc_faculty:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_faculty/A150
            summary: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_faculty/A150
          voc_department:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_department/A767
            summary: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_department/A767
          voc_17:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_17/1552253
            summary: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/organization/voc_17/1552253
          cls_1:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification/cls_1/347
            summary: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification/cls_1/347
        description: URI of term
      responses:
        '200':
          description: labels
          content:
            application/json:
              schema:
                type: object
                properties:
                  alerts:
                    type: array
                    items:
                      type: object
                      properties:
                        msg:
                          type: string
                        type:
                          type: string
                  nonpreferred:
                    type: array
                    items: {}
                  upstream_identifier:
                    type: number
                  term_id:
                    type: string
                  labels:
                    type: object
                    properties:
                      labels:
                        type: object
                        properties:
                          en:
                            type: string
                          de:
                            type: string
                  status:
                    type: number
  /terms/children:
    get:
      summary: Get children.
      description: Retrieve the children for a term URI.
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
          required: false
        examples:
          Bibliotheks- und Archivwesen:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification/cls_1/347
            summary: URI for the Vienna University Library and Archive Services
        description: URI of term
      responses:
        '200':
          description: terms
          content:
            application/json:
              schema:
                type: object
                properties:
                  alerts:
                    type: array
                    items:
                      type: object
                      properties:
                        msg:
                          type: string
                        type:
                          type: string
                  terms:
                    type: object
                    properties:
                      nonpreferred:
                        type: array
                        items:
                          type: string
                      upstream_identifier:
                        type: string
                      term_id:
                        type: string
                      labels:
                        type: object
                        properties:
                          en:
                            type: string
                          de:
                            type: string
                  status:
                    type: number
  /terms/taxonpath:
    get:
      summary: Get the taxon path.
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
          required: false
        examples:
          BibliotheksundArchivwesen:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification/cls_1/347
            summary: URI for the Vienna University Library and Archive Services
        description: URI of term
      responses:
        '200':
          description: taxonpath
          content:
            application/json:
              schema:
                type: object
                properties:
                  taxonpath:
                    type: object
                    properties:
                      uri:
                        type: string
                      nonpreferred:
                        type: array
                      upstream_identifier:
                        type: string
                      term_id:
                        type: string
                      labels:
                        type: object
                        properties:
                          en:
                            type: string
                          de:
                            type: string
                  status:
                    type: number
  /terms/parent:
    get:
      summary: Get parent.
      description: Retrieve the parent of a term, using its URI.
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
          required: false
        examples:
          Tieranatomie:
            value: http://phaidra.univie.ac.at/XML/metadata/lom/V1.0/classification/cls_1/540
            summary: URI for the term "Animal anatomy"
        description: URI of term
      responses:
        '200':
          description: parents
          content:
            application/json:
              schema:
                type: object
                properties:
                  parent:
                    type: string
  /resolve:
    get:
      summary: Resolve an URI
      description: The resolver must be known/configured.
      tags:
      - vocabularies
      parameters:
      - in: query
        name: uri
        schema:
          type: string
          required: false
        example: http://d-nb.info/gnd/4000044-8
        description: URI of term
      responses:
        '200':
          description: Depends on the vocabulary
          content:
            application/json:
              schema:
                type: object
                properties:
                  alerts:
                    type: array
                    items:
                      type: object
                      properties:
                        msg:
                          type: string
                        type:
                          type: string
                  status:
                    type: number
components:
  securitySchemes:
    tokenAuth:
      type: apiKey
      in: header
      name: X-XSRF-TOKEN
    basicAuth:
      type: http
      scheme: basic