About: http://webisa.webdatacommons.org/345061283

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	Its valid as it can be checked by any Mac serial checker and programs and other things which uses to estimate the age of your mac (such as Coconut battery or Coconut Identity Card) would predict how old is your PC by this serial number.
http://www.w3.org/ns/prov#wasQuotedFrom	prasys.info