@stuartayeates @CrossrefOrg @ORCID_Org Oops. That to be fixed. But note that the Crossref REST API (which you should be using if you are doing anything automated), *does* support ORCIDs expressed as URIs.

http://api.crossref.org/works?filter=orcid:https://orcid.org/0000-0003-1809-1062&select=title