About: http://webisa.webdatacommons.org/375509624

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 hash function is a unidirectional function which maps a message of an optional length to a compressed value of a short fixed length, and is characterized in that back conversion of compressed data by it is rendered difficult.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com