Getting started in digital preservation

Small steps and lasting impact: making a start with preservation Sarah Jones HATII, University of Glasgow [email_address]

Outline ,[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

What is digital preservation? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Principles, concepts and terminology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Digital objects… are in various formats ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Audio Image Docs

Different formats are good for different things ,[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Preservation Uncompressed, open, supported standards Access In widespread use, open, small file-size for online hosting Text TXT, RTF, ODT, XML DOC, PDF, ODT Image TIFF, PNG JPEG, PNG Audio WAV, FLAC, AIFF MP3, WMA, QuickTime Video MPEG-4, MJPEG 2000 MOV, AVI, WMV

… are stored on different media ,[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

… can easily be copied ,[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Lots Of Copies Keeps Stuff Safe www.lockss.net/

… are not self-describing ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Dublin Core metadata example ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Dublin Core elements Optional extensions Standardised input (thesauri, ISO)

… aren’t tangible ,[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Process Hardware + OS + software Human-readable output Data stored on media Render

What does this mean for preservation? Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Bit preservation Emulation Migration n.b. the different preservation approaches are not mutually exclusive. You may choose to migrate data but also preserve the original bitstream Process Hardware + OS + software Human-readable output Data stored on media Render

Bitstream preservation = basic level ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Emulation = changing the environment ,[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp use emulators to mimic behaviour of obsolete systems Time

Migration = changing the object ,[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp migrate object to new software/hardware environment Time

Open Archival Information System Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp What depositors give you – objects + (hopefully!) some metadata The object after checking, processing, cataloguing… An access copy

Pre-preservation Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp How digital objects are created and looked after in the short-term affects how much work it is to ingest and preserve them Ingest is biggest preservation cost KRDS studies

How researchers manage their data ,[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp Digital objects need attention quickly – can’t leave on shelf for 20 years If they’re disorganised, input from creators will be key  Can’t afford a huge digital accessions / cataloguing backlog www.data-audit.eu www.lib.cam.ac.uk /preservation/incremental/

Practical steps to get started ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

How to set up and run a data service, UKDA ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Key questions to ask? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ask for help ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Thanks – any questions? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Getting started in digital preservation, Glasgow, 28 th Feb 2011 Tweet: #starting_dp

Getting started in digital preservation

Recommended

Recommended

More Related Content

What's hot

What's hot (20)

Viewers also liked

Viewers also liked (20)

Similar to Getting started in digital preservation

Similar to Getting started in digital preservation (20)

More from Sarah Jones

More from Sarah Jones (20)

Recently uploaded

Recently uploaded (20)

Getting started in digital preservation

Editor's Notes