About: http://webisa.webdatacommons.org/377425119

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	Not sure about what tolerances you might get though, as silicone is a rather soft material.
http://www.w3.org/ns/prov#wasQuotedFrom	shapeways.com