From Just Solve the File Format Problem
				
								
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* [http://en.wikipedia.org/wiki/Portable_Document_Format Portable Document Format (Wikipedia)]  | * [http://en.wikipedia.org/wiki/Portable_Document_Format Portable Document Format (Wikipedia)]  | ||
* [http://www.pdfa.org/ PDF/A Competence Center]  | * [http://www.pdfa.org/ PDF/A Competence Center]  | ||
| + | * [http://www.imaging.org/IST/store/epub.cfm?abstrid=45333 The Network is the Format: PDF and the Long-term Use of Digital Content] Article by Sheila Morrissey of ITHAKA on the challenges of preserving PDF files based on experience.  She illustrates the challenge of defining a "sufficient sub-graph of the network of information about a digital object, for effective future use."  | ||
Revision as of 16:02, 20 November 2012
PDF, portable document format, based on PostScript and originally from Adobe, has many subsets.
As well as the 'full function' ISO 32000-1:2008 (or PDF 1.7), there are also PDF/X, PDF/A, PDF/E, PDF/VT and PDF/UA, all of which are ISO specifications.
PDF profiles (formalized subsets) include the following:
-  PDF/A (optimized for preservation)
- PDF/A-1 (ISO 19005-1:2005)
 - PDF/A-2
 - PDF/A-3 (ISO 19005-3:2012)
 
 - PDF/E (ISO 24517-1:2008) (for engineering workflows)
 - PDF/UA (ISO 14289-1) (making documents accessible through assistive technologies)
 - PDF/VT (ISO 16612-2) (support for variable document printing)
 -  PDF/X (support for prepress graphics exchange)
- PDF/X-1 (ISO 15930-1:2001)
 - PDF/X-1a (ISO 15930-4:2003)
 - PDF/X-2 (ISO 15930-5:2003)
 - PDF/X-3 (ISO 15930-6:2003)
 
 - Tagged PDF
 
Also see: extension PDF
References
- Portable Document Format (Wikipedia)
 - PDF/A Competence Center
 - The Network is the Format: PDF and the Long-term Use of Digital Content Article by Sheila Morrissey of ITHAKA on the challenges of preserving PDF files based on experience. She illustrates the challenge of defining a "sufficient sub-graph of the network of information about a digital object, for effective future use."