Preserving Digital Materials
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Preserving Digital Materials
Kapena Shim, Master’s Candidate, Library & Information Science, UH Mānoa
What are digital materials? Digital copies of digitized materials; Born digital files; Digital records of Institutions; Examples include text-based files, image-based files, sound-based files; web-page based files.
What are the preservation issues? Technology Obsolescence: Machine dependency to be read; Rapid changes in technology outdates pre-existing machines & software resulting in unreadable files. Physical Deterioration: Fragility of media; Damages & corrupts easily from exposure to heat, humidity, airborne containments, faulty reading and writing devices. Legal Issues: intellectual property rights (IPR); Refreshing, emulating, migrating can infringe IPR unless permitted by copyright holder or law.
Preservation Precautions: Stable, safe storage; Controlled environment; Regular refreshment cycles onto new media; Make preservation copies; Handle properly; Transfer to standard storage media; Use standard files and media formats; Detailed metadata documentation.
Preservation Strategies: Migration; Emulation; Technology Preservation; Convert to Analog Format.
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