About: http://webisa.webdatacommons.org/91295293

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	And history indeed is an indication here: Apple tends to post new iOS versions a few days ahead of new hardware availability in order to avoid iTunes server activation issues at launch.
http://www.w3.org/ns/prov#wasQuotedFrom	idownloadblog.com