{
  "id": "worldcat_identities_id",
  "name": "WorldCat Identities ID",
  "status": "draft",
  "doc": "Key of a name page in WorldCat Identities, a retired OCLC research service that summarized the works by and about a person, organization or place. OCLC stopped updating it in July 2022 and replaced it with WorldCat Entities. The key is a prefix and a value - lccn- with a Library of Congress name authority number, viaf- with a VIAF ID, or np-, nc- or ns- with other text. Data Commons still stores it in the worldcatIdentitiesId property, and older datasets keep it.",
  "categories": [
    {
      "id": "objectids",
      "name": "Objects identifiers"
    }
  ],
  "langs": [
    {
      "id": "common",
      "name": "Common to most languages"
    }
  ],
  "is_pii": false,
  "classification": "identifier",
  "regexp": "^(?:viaf-\\d+|lccn-n[a-z]?[0-9-]+|n[cps]-.+)$",
  "examples": [
    {
      "value": "lccn-n79041717",
      "description": "California"
    },
    {
      "value": "lccn-n91128701",
      "description": "Belarus"
    },
    {
      "value": "lccn-n78-95332",
      "description": "William Shakespeare"
    },
    {
      "value": "viaf-136244923",
      "description": "Aqua, skyscraper in Chicago"
    },
    {
      "value": "n79041717",
      "valid": false,
      "description": "bare Library of Congress name authority number without the lccn- prefix"
    }
  ],
  "links": [
    {
      "type": "doc",
      "url": "https://www.oclc.org/research/areas/data-science/identities.html"
    },
    {
      "type": "other",
      "url": "https://www.wikidata.org/wiki/Wikidata:Properties_for_deletion/P7859"
    },
    {
      "type": "other",
      "url": "https://datacommons.org/browser/worldcatIdentitiesId"
    }
  ],
  "translations": {
    "fr": {
      "name": "Identifiant WorldCat Identities"
    },
    "ru": {
      "name": "Идентификатор WorldCat Identities"
    }
  },
  "type": "datatype"
}