Sustainability of Digital Formats
Planning for Library of Congress Collections
Sustainability of Digital Formats
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| Introduction | Sustainability Factors | Content Categories | Format Descriptions | Contact | |
| Full name | PDF (Portable Document Format), version 1.6 |
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| Description |
PDF (Portable Document Format), developed by Adobe Systems Incorporated, is described by Adobe as a general document representation language. PDF represents formatted, page-oriented documents. These documents may be structured or simple. They may contain text, images, graphics, and other multimedia content, such as video and audio. There is support for annotations, metadata, hypertext links, and bookmarks. Version 1.6 of the PDF format is dated Nov 2004 and associated with Acrobat and Adobe Reader 7. |
| Production phase | In general, a final-state format for delivery to end users. |
| Relationship to other formats | |
| Subtype of | PDF, Portable Document Format |
| Has earlier version | PDF_1_5, PDF, Version 1.5 |
| Has later version | PDF_1_7, PDF, Version 1.7 (ISO 32000-1) |
| LC experience or existing holdings | See PDF |
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| LC preference | See PDF |
| Disclosure | See PDF |
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| Documentation | PDF Reference, Fifth Edition, version 1.6. November 2004. At http://www.adobe.com/devnet/pdf/pdfs/PDFReference16.pdf. |
| Adoption | TBD |
| Licensing and patents | See PDF |
| Transparency | See PDF |
| Self-documentation | Version 1.4 and later of PDF can include XMP metadata packages. XMP is Adobe's framework for including arbitrary blocks of metadata, using a representation in RDF. |
| External dependencies | None. |
| Technical protection considerations | See PDF |
| Text | |
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| Normal rendering | See PDF. |
| Integrity of document structure | See PDF. |
| Integrity of layout and display | See PDF. |
| Support for mathematics, formulae, etc. | See PDF. |
| Functionality beyond normal rendering | See PDF |
| Tag | Value | Note |
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| Filename extension | pdf |
See PDF. |
| General | |
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| History | PDF 1.6 was released in November 2004 and is associated with version 7 of Acrobat and Adobe Reader. |
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