PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • By using your machine's unique network card ID, the current time, and other data, these identifiers, called GUIDs (globally unique identifiers) are created by a program called GUIDGEN.EXE. GUIDs are stored in 16-byte (128 bit) structures, giving 2128 possible GUIDs.
http://www.w3.org/ns/prov#wasQuotedFrom
  • tuplespaces.net