PDF/A

Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. PDF/A is an ISO-standardized version of the Portable Document Format specialized for the digital preservation of electronic documents. PDF/A differs from PDF by omitting features ill-suited to long-term archiving, such as font linking. The ISO requirements for PDF/A file viewers include color management guidelines, support for embedded fonts, and a user interface for reading embedded annotations. PDF/A-1 is based on the PDF Reference Version 1.4 from Adobe Systems Inc. and is defined by ISO 19005-1:2005, an ISO Standard that was published on October 1, 2005: Document Management – Electronic document file format for long term preservation – Part 1: Use of PDF 1.4.