About: http://webisa.webdatacommons.org/6096428

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	In addition, the signature and verification transformations may be performed using a second set of public and private key pair sets and the RSA cryptography algorithm and a one-way hash function such as MD5 or SHA-1.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com