One identifier for a person such as a contributor or principal investigator. This element will hold an ORCID, a trusted publisher’s identifier, a JST (Japan Science and Technology Agency) identifier, or an NII (National Individual Identifier).
External Identifier: This element holds an external identifier, assigned to a contributor by an agency such as the publisher, an archive, an aggregator or hosting service, or an ORCID authority. The contents of this element should not be confused with the @id attribute, which holds an internal document identifier that can be used by software to preform a simple link.
<!ELEMENT contrib-id %contrib-id-model; >
Expanded Content Model
Text, numbers, or special characters
... <contrib> <contrib-id contrib-id-type="orcid" authenticated="true"> http://orcid.org/0000-0002-1825-0097</contrib-id> <contrib-id contrib-id-type="scopus">7007156898</contrib-id> <name><surname>Carberry</surname> <given-names>Josiah Stinkney</given-names></name> </contrib> ...