About: http://webisa.webdatacommons.org/391482825

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	A signature becomes invalid when someone other than the person who signed it tampers with the content of a database.
http://www.w3.org/ns/prov#wasQuotedFrom	office.com