https://app.knowbase.one/vault/rfc/docid/4467
RFC4078: The TV-Anytime Content Reference Identifier (CRID)
Network Working Group N. Earnshaw Request for Comments: 4078 BBC Research and Development Category: Informational S. Aoki TokyoFM Broadcasting ...
https://app.knowbase.one/vault/rfc/docid/4594
RFC4195: A Uniform Resource Name (URN) Namespace for the TV-Anytime Forum
Network Working Group W. Kameyama Request for Comments: 4195 GITS, Waseda University Category: Informational October 2005 A Uniform Resource Name (URN) Namespace for the TV-Anytime Forum Sta...