PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Better than this is for the server to give the real page request a random token that is unique per session and which it uses for its ajax calls to verify that it is legitimate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • slashdot.org