About: http://webisa.webdatacommons.org/147019541

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 origin and authenticity of the file received may be checked by digital signatures or by MD5 or other message digests.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com