About: http://webisa.webdatacommons.org/439931481

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	That would leave every service, big or small, free to use that as a form of authentication and security, and avoid both lock-in and privacy concerns.Sounds like yubikey would be the start of what you want...
http://www.w3.org/ns/prov#wasQuotedFrom	arstechnica.com