106  ·  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]
original digital object only.
Criteria:
Is in a proprietary format;
Is in a format about which little information is publicly available;
Is in a format that is not widely adopted;
Is in a format with lossy data compression;
Is supported by a single or very few software platforms; and/or
Is in a format that does not meet the criteria for any of Categories 1-2.
Actions:
Basic preservation of original object only 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:
Kodak Photo CD format (pcd)
Windows Media Video (wmv)
Table of Preservation Actions
Preservation Action Category
1
Category
2
Category
3
Provision of persistent identifier for object
and/or its metadata
X X X
Creation of preservation metadata X X X
Secure storage and backup X X X
Regular fixity checks X X X
Regular virus checks X X X
Periodic refreshment to new storage media X X X
Transformation to a more preservable format N/A X
Storage of original digital object X X X
Strategic monitoring of format for changes X X
Migration to successive format upon
obsolescence
X
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