About: http://webisa.webdatacommons.org/210830255

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	Nonce - this is an md5 unique string which is generated by the server for each registration request it is made from a time stamp and a secret phrase to ensure it has a limited lifetime and could be not be used again.
http://www.w3.org/ns/prov#wasQuotedFrom	backtrack-linux.org