PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Thus, in the event that there is a dispute as to the receipt or the content of the information, the current system provides a third-party disinterested entity that is capable of determining (a) the content of the message and (b) proof of receipt. [0068] Periodically, the archives push a summary of messages delivery status to a billing database associated with network database 114.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es