Lookup Creator by Identifier
ORCID
Open Researcher and Contributor ID is used to unambiguously refer to a research author. They are free to register.
Must include the dashesWikidata QID
Wikidata is the structured, machine-readable database that complements Wikipedia. Entities, which can include bibliographic entities like books and papers, are identified by a "QID". Fatcat also links releases (papers, books) and container (journal) entities to Wikidata by QID. Anybody can edit Wikidata and create QIDs.
Include the "Q" prefix.