104  ·  Representative Documents:  Policies, Procedures, Guidelines
University of Illinois at Urbana-Champaign
IDEALS Digital Preservation Support Policy
https://services.ideals.illinois.edu/wiki/bin/view/IDEALS/PreservationSupportPolicy
PreservationSupportPolicy IDEALS IDEALS Wiki
https://services.ideals.illinois.edu/wiki/bin/view/IDEALS/PreservationSupportPolicy[10/5/11 12:28:45 PM]
Category 1 - Highest Confidence - Full Support
Description:
Most confidence in ability to provide long term preservation to content and
functionality
Highest level of preservation support in effort to maintain viability,
renderability, and understandability as well as functionality of original digital
object.
Criteria:
Is in a format this is publicly documented (example: xml);
Is in a format this is widely adopted (example: xhtml);
Is in a format that may be rendered by multiple software packages (example:
txt);
Is in a format that has lossless data compression (example: uncompressed tiff
files); and
Contains no embedded files or dynamic content (example: txt).
Actions:
Monitor file format for changes that might warrant transformation or
reassessment;
Migration of document to successive format when necessary;
Basic preservation including:
bitstream maintenance;
persistent, permanent identifier;
preservation metadata;
onsite and offsite backup copies;
regular virus and file corruption checks;
periodic refreshments to new storage media.
Examples:
Plain text document in unicode
A tiff image
Category 2 - Moderate Confidence - Intermediate Support
Description:
Moderate confidence level in ability to provide long term preservation to
content of file
Intermediate level of preservation support in effort to maintain maintain
viability, renderability, and understandability (but not functionality) of original
digital object.
Criteria:
Is in a format that is publicly documented;
Previous Page Next Page