Format
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001
Summary
- Name
- Acrobat PDF/X - Portable Document Format - Exchange 1a:2001
- Identifiers
-
- MIME: application/pdf
- PUID: fmt/157
- Format type
- Page Description
- Description
- This 'exchange standard' format is based on Adobe's PDF 1.3 (2001) specification and includes additional notes specifically for delivery of high quality colour advertisements. It is a subset of the PDF specification, and an application standard as well as a file format standard. It is seen as a 'more reliable' PDF file.
- Format encoding
- Text
- File extensions
-
pdf - Submitted by
- Digital Preservation Department / The National Archives
Relationships
- Has priority over
-
- Acrobat PDF 1.0 - Portable Document Format 1.0
- Acrobat PDF 1.1 - Portable Document Format 1.1
- Acrobat PDF 1.2 - Portable Document Format 1.2
- Acrobat PDF 1.3 - Portable Document Format 1.3
- Acrobat PDF 1.4 - Portable Document Format 1.4
- Acrobat PDF 1.5 - Portable Document Format 1.5
- Acrobat PDF 1.6 - Portable Document Format 1.6
- Acrobat PDF/X - Portable Document Format - Exchange 1:2001
- TrueType Font
- Acrobat PDF 1.7 - Portable Document Format 1.7
- Acrobat PDF/A - Portable Document Format 1b
- Is previous version of
- Is subtype of
Internal signatures
PDF/X-1a:2001
- Description
- %PDF 1.3 and /GTS_PDFXConformance(PDF/X-1a:2001) in info directory
- Provenance
- ISO 15930-1:2001: PDF/X-1a:2001 Graphic technology — Prepress digital data exchange — Use of PDF — Part 1: Complete exchange using CMYK data (PDF/X-1 and PDF/X-1a)
Byte sequences
- Min Frag Length
- Absolute from BOF
- Offset
- 0
- Max offset
- None
- Byte Sequence
255044462D312E33- Endianness
- None
- Min Frag Length
- Variable
- Offset
- None
- Max offset
- None
- Byte Sequence
2F4754535F50444658436F6E666F726D616E6365{0-1}285044462F582D31613A3230303129- Endianness
- None
Changelog
-
V90
- Release date
- 30 March 2017
-
Updated
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001: Gave priority over all parent Acrobat PDF versions. Issue raised by Archives New Zealand and State Records New South Wales.
-
V88
- Release date
- 27 September 2016
-
Updated
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001: Gave priority over x-fmt/453 - TrueType Font. Suggested by Archives New Zealand.
-
V74
- Release date
- 31 March 2014
-
Updated
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001: Removed unnecessary VAR offset. Issue identified by Ross Spencer.
-
V59
- Release date
- 21 March 2012
-
Updated
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001: Priority set to avoid multiple identification with Portable Document Format 1.3 and Acrobat PDF/A 1b.
-
V58
- Release date
- 21 March 2012
-
Added signature
Acrobat PDF/X - Portable Document Format - Exchange 1a:2001: Signature submitted by Georgia Tech Research Institute, USA.