About: http://webisa.webdatacommons.org/98909741

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	When I need the user to sign something, provide the plaintext to the user, along with some other info inside it like timestamps and other references, and have them sign it with the private key that I store.
http://www.w3.org/ns/prov#wasQuotedFrom	stackoverflow.com