About: http://webisa.webdatacommons.org/21469169

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	The identifier generation component 120 generates a summary, or digest, of a file or other data object that is used to determine if another data object already stored by the system matches the data object used to generate the digest.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr