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Research Organization Registry (ROR) API

The ROR API allows retrieving, searching and filtering the organizations indexed in ROR. The results are returned in JSON.

A single organization record is represented by the following JSON structure:

{
   "id":"https://ror.org/013cjyk83",
   "name":"PSL Research University",
   "email_address":null,
   "ip_addresses":[

   ],
   "established":2010,
   "types":[
      "Education"
   ],
   "relationships":[
      {
         "label":"ESPCI Paris",
         "type":"Child",
         "id":"https://ror.org/03zx86w41"
      },
      {
         "label":"Subcellular Structure and Cellular Dynamics",
         "type":"Child",
         "id":"https://ror.org/04w11tv37"
      },
      {
         "label":"École Pratique des Hautes Études",
         "type":"Child",
         "id":"https://ror.org/046b3cj80"
      }
   ],
   "addresses":[
      {
         "lat":48.854692,
         "lng":2.33781,
         "state":null,
         "state_code":null,
         "city":"Paris",
         "geonames_city":{
            "id":2988507,
            "city":"Paris",
            "geonames_admin1":{
               "name":"Île-de-France",
               "id":3012874,
               "ascii_name":"Ile-de-France",
               "code":"FR.11"
            },
            "geonames_admin2":{
               "name":"Paris",
               "id":2968815,
               "ascii_name":"Paris",
               "code":"FR.11.75"
            },
            "license":{
               "attribution":"Data from geonames.org under a CC-BY 3.0 license",
               "license":"http://creativecommons.org/licenses/by/3.0/"
            },
            "nuts_level1":{
               "name":"ÎLE DE FRANCE",
               "code":"FR1"
            },
            "nuts_level2":{
               "name":"Île de France",
               "code":"FR10"
            },
            "nuts_level3":{
               "name":"Paris",
               "code":"FR101"
            }
         },
         "postcode":null,
         "primary":false,
         "line":null,
         "country_geonames_id":3017382
      }
   ],
   "links":[
      "https://www.psl.eu/en/university"
   ],
   "aliases":[
      "Université PSL"
   ],
   "acronyms":[
      "PSL"
   ],
   "status":"active",
   "wikipedia_url":"https://en.wikipedia.org/wiki/PSL_Research_University",
   "labels":[
      {
         "label":"Université de recherche Paris Sciences et Lettres",
         "iso639":"fr"
      }
   ],
   "country":{
      "country_name":"France",
      "country_code":"FR"
   },
   "external_ids":{
      "ISNI":{
         "preferred":null,
         "all":[
            "0000 0004 1784 3645"
         ]
      },
      "OrgRef":{
         "preferred":null,
         "all":[
            "31274670"
         ]
      },
      "Wikidata":{
         "preferred":null,
         "all":[
            "Q1163431"
         ]
      },
      "GRID":{
         "preferred":"grid.440907.e",
         "all":"grid.440907.e"
      }
   }
}

This is liable to change.

API

The route /organizations gives the list of all organizations.

Retrieval

/organizations/<ror id> (e.g. /organizations/https://ror.org/015w2mp89) can be used to retrieve the record of a single organization based on its ROR id.

Querying

query parameter (e.g. /organizations?query=bath) can be used for searching.

Note #1: Parameters query.name and query.names are now deprecated and redirect to query. If you are still using them, please switch to query, as they may be removed in the future.

Note #2: Querying is suitable for finding relevant organizations based on a few important terms. If you need to find organizations mentioned in a full affiliation string, affiliation matching will give better results.

Filtering

It is possible to filter the results by type, country code or country name using filter parameter:

  • /organizations?filter=types:Facility
  • /organizations?filter=country.country_code:GB
  • /organizations?filter=country.country_name:France

The filters can be combined like this: /organizations?filter=types:Facility,country.country_code:GB. Filters can be also combined with querying.

Paging

ROR API returns 20 results per page. It is possible to iterate through the list using page (e.g. /organizations?page=5) parameter. It can be combined with filters and querying.

Affiliation matching

Affiliation matching allows to find organizations mentioned in the full affiliation string, such as:

Department of Civil and Industrial Engineering, University of Pisa, Largo Lucio Lazzarino 2, Pisa 56126, Italy

The URL-encoded affiliation string should be given as the affiliation parameter:

https://api.ror.org/organizations?affiliation=Department%20of%20Civil%20and%20Industrial%20Engineering%2C%20University%20of%20Pisa%2C%20Largo%20Lucio%20Lazzarino%202%2C%20Pisa%2056126%2C%20Italy

The output contains a list of items. An item represents an organization matched to a substring of the input affiliation. The items are sorted by the matching confidence. Each item contains the information about the substring, matched organization and the matching process applied in this case:

  • organization: matched ROR organization object
  • substring: substring of the affiliation field, to which organization was matched
  • score: matching confidence score, with values between 0 and 1 (inclusive)
  • chosen: binary indicator of whether the score is high enough to consider the organization correctly matched
  • matching_type: type of matching algorithm applied in this case, possible values:
    • PHRASE: the entire phrase matched to a variant of the organization's name
    • COMMON TERMS: the matching was done by comparing the words separately
    • FUZZY: the matching was done by fuzzy-comparing the words separately
    • HEURISTICS: "University of X" was matched to "X University"
    • ACRONYM: matched by acronym

If you require a hard decision about which organizations are mentioned in the given affiliation string, use chosen field. Otherwise, the resulting list can be examined in a similar manner as any search result list.

Development

Local setup

Pre-requisites

Start ror-api locally

  1. Start Docker Desktop

  2. In the project directory, run docker-compose to start all services:

    touch .env docker-compose up -d

  3. Index the latest ROR dataset from zenodo

   ror_zenodo_id=`curl -s 'https://zenodo.org/api/records/?communities=ror-data&sort=mostrecent' | jq -r '.hits.hits[0].conceptrecid'`
   docker-compose exec web python manage.py setup $ror_zenodo_id

Note: You must specify a dataset that exists in zenodo

  1. http://localhost:9292/organizations?affiliation=University%20of%20Freiburg

  2. Optionally, run tests

   docker-compose exec web python manage.py test rorapi.tests
   docker-compose exec web python manage.py test rorapi.tests_integration
   docker-compose exec web python manage.py test rorapi.tests_functional

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