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Digital Preservation 101, or, How to Keep Bits for Centuries Julie C. Swierczek Digital Asset Manager and Digital Archivist Harvard Art Museums
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?
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Digital Preservation == Digital Archives
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Archive vs. Archives
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digital storage
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Consultative Committee on Space Data Systems (CCSDS)
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CCSDS 650.0-M-2, Reference Model for an Open Archival Information System (OAIS)
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ISO14721:2012: Space data and information transfer systems – Open archival information system (OAIS) -- Reference model
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CCSDS 651.0-M-1, Producer-Archive Interface Methodology Abstract Standard (PAIMAS) (2004)
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CCSDS 651.1-B-1, Producer- Archive Interface Specification (PAIS) (2014)
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CCSDS 652.0-M-1, Audit and Certification of Trustworthy Digital Repositories (TDR) (2011)
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ISO16363:2012
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CCSDS 652.1-M-2, Requirements for Bodies Providing Audit and Certification of Candidate Trustworthy Digital Repositories (2014)
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Acquires and appraises
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Arranges and describes
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Research
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Libraries vs. Archives
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Libraries
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Archives
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Records Papers
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Unique
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Key principles of archives
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Provenance
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Diplomatics
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Original order
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order matters
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Original order
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How do you deal with authenticity and original order in a digital realm?
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only a model
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something is better than nothing
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Archival storage
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Where are we going to store this stuff?
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LOCKSS Lots of Copies Keeps Stuff Safe lockss.org
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Data Management
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How are we going to be sure the bits are the same over time?
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Producer and Ingest
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What are we going to preserve?
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original file and derivative version
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Library of Congress National Digital Information Infrastructure and Preservation Program (NDIIPP)
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Digital Formats Sustainability www.digitalpreservation.gov
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RAW and TIFF_UNC
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Open, not proprietary formats
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amount of storage
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documents, data sets, audio, video, email, executables, video games, virtual worlds, GIS data, websites, social media
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How are we going to get these digital objects?
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digital forensics
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data recovery
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FC5025 USB 5.25” floppy controller KryoFlux
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eBay is the digital archivist’s friend
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Retrocomputing or vintage computing
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www.nowseethis.org The Invisible Photograph Part 2: Trapped
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Authenticity
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authenticity ≠ single instance
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chain of custody
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Preservation planning
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How are we going to drag these digital files into the future?
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monitor file format obsolescence
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What are we trying to preserve?
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key features
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monitor files for durability and accessibility
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NO ONE THOUGHT TO CHECK THE DISCS WHILE THE CONTENT WAS STILL RECOVERABLE
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refresh the storage media
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record all actions taken on the files so that the chain of custody is transparent
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PREMIS PREservation Metadata: Implementation Strategies Working Group
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Entities: Objects Intellectual entities Rights Agents Events
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free and open source
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Administration
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Money
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more storage?
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Access
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How are we going to access these items in the future?
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retrocomputing
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emulation
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Multi Emulator Super System (MESS) www.mess.org
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JSMESS
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Console Living Room https://archive.org/details/ consolelivingroom
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Historical Software Collection https://archive.org/details/ historicalsoftware
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Olive Executable Archive https://olivearchive.org/
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Archivists
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General Records Schedule (GRS)
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permanent records
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email and other electronic records
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email
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EAS
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EASi
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electronic records
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How is this going to be accessible in the future?
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Documentation is our love letter to the future.
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Hybrid collections
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Zip disks
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Bernoulli disks
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8.3 character filename
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regis813.RPT
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records and papers from other sources
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Digital preservation ≠ Backup copies
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WITHOUT THE SPEAKER NOTES
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*facepalm*
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personal stuff?
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personal digital archiving
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http://digitalpreservation.gov/ personalarchiving/
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Never rely on free cloud storage
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You cannot save everything
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label and organize
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What story do you want to tell?
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o tell?
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critical editions
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http://bit.ly/1JZKBay julie_swierczek@harvard.edu
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