PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have seen recommendations to request references from the manufacturer, copies of their business licenses, and also verify their phone numbers, for example to make sure the number is registered to the same address where the manufacturer or wholesaler claims their business resides.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sba.gov