2770 Acrobat PDF/A - Portable Document Format 4f Page Description PDF/A-4 is the file format described by ISO 19005-4:2020 “Document management — Electronic document file format for long-term preservation — Part 4: Use of ISO 32000-2 (PDF/A-4)”. It is the first of the PDF-Archival format family to be based on PDF 2.0. PDF/A-4f allows files of any format to be embedded. 244 Preservica / Preservica 25 Aug 2023 25 Aug 2023 application/pdf MIME fmt/1912 PUID pdf File extension 2261 PDF/A-4f variant 1 BOF: ‘%PDF-2.’[0-9], then variable: ‘<pdfaid:part>4</pdfaid:part>’ followed by ‘<pdfaid:conformance>F</pdfaid:conformance>’ 1 Absolute from BOF 0 0 255044462D322E[30:39] 1 Variable 3C7064666169643A706172743E343C2F7064666169643A706172743E*3C7064666169643A636F6E666F726D616E63653E463C2F7064666169643A636F6E666F726D616E63653E 2262 PDF/A-4f variant 2 BOF: ‘%PDF-2.’[0-9], then variable: ‘<pdfaid:conformance>F</pdfaid:conformance>’ followed by ‘<pdfaid:part>4</pdfaid:part>’ 1 Absolute from BOF 0 0 255044462D322E[30:39] 1 Variable 3C7064666169643A636F6E666F726D616E63653E463C2F7064666169643A636F6E666F726D616E63653E*3C7064666169643A706172743E343C2F7064666169643A706172743E 3430 PDF/A-4f variant 3 1 Absolute from BOF 0 0 255044462D322E[30:39] 1 Variable 7064666169643A706172743D223422207064666169643A636F6E666F726D616E63653D224622 3431 PDF/A-4f variant 4 1 Absolute from BOF 0 0 255044462D322E[30:39] 1 Variable 7064666169643A636F6E666F726D616E63653D224622207064666169643A706172743D223422 Has priority over 1939 PDF 2.0 - Portable Document Format Has priority over 2766 Acrobat PDF/A - Portable Document Format