1632 Polygon File Format Stanford Triangle Format Model Also known as the Stanford Triangle Format, PLY is a format for storing graphical objects that are described as a collection of polygons. PLY can be represented in ASCII or binary. 1 Digital Preservation Department / The National Archives 21 Dec 2015 21 Dec 2015 fmt/831 PUID ply File extension 1188 PLY BOF: ply [line break] format (ascii|binary_little_endian|binary_big_endian) 1.0 1 Absolute from BOF 0 0 706C79(0A|0D|0D0A)666F726D617420(6173636969|62696E6172795F6C6974746C655F656E6469616E|62696E6172795F6269675F656E6469616E)20312E30