1347 Adobe Illustrator 10.0 Image (Vector) The documents (files) created by Adobe Illustrator are PostScript language documents. A PostScript language document description that minimally conforms to the Document Structuring Conventions has two main parts: a prolog and a script. The prolog encapsulates information needed by other programs to interpret the file. The script describes the graphic elements on the page. Beginning with version 9, the Adobe Illustrated ai file format included both a pdf copy of the illustration and a postscript copy. 165 Georgia Tech Research Institute / Georgia Tech Research Institute 19 Jul 2013 08/2023 ( v113)- Signature file updated. Submitted by Brigham Young University as part of research to be found here: https://preservation.tylerthorsted.com/2023/04/07/adobe-illustrator-and-pdf 24 May 2023 application/postscript MIME com.adobe.illustrator-image Apple Uniform Type Identifier fmt/559 PUID ai File extension pdf File extension 893 Adobe Illustrator 10.0 PDF header '%PDF-1.4AIPrivateData%!PS-Adobe-3.0' followed by wildcard bytes, then '%AI5_FileFormat 6' 1 Absolute from BOF 0 0 255044462D312E34*41495072697661746544617461*252150532D41646F62652D332E30*254149355F46696C65466F726D61742036 Has priority over 617 Acrobat PDF 1.4 - Portable Document Format Is previous version of 1348 Adobe Illustrator Is subsequent version of 1346 Adobe Illustrator