About: http://webisa.webdatacommons.org/8561000

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	This specification provides a mechanism for applying digital signatures to XML documents and other Internet resources and encoding those signatures as XML. The structure allows for both embedded and detached signatures.
http://www.w3.org/ns/prov#wasQuotedFrom	coverpages.org