About: http://webisa.webdatacommons.org/98042209

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 symbol is still in use, if you can believe Wikipedia, in various US bodies and authorities such as the White House etc.
http://www.w3.org/ns/prov#wasQuotedFrom	wordpress.com