Digital Preservation and Trusted Digital Repositories Priscilla Caplan Florida Center for Library Automation ALA 2005 Chicago IL

Two entirely different things: Digitization for preservation Reduce handling of non-digital originals Increase access Alternative to microfilming or analog reformatting Digital preservation How to ensure long-term usability of digital objects Protect from loss of data, media and software obsolescence Maintain authenticity and understandability ALA Annual Conference Chicago 2005

Digital preservation technologies Tools Applications and Initiatives E-Depot (KB) Portico (E-Archive) PANDORA (NLA) FCLA Digital Archive (DAITSS) JHOVE Format registries METS Web Archives Workbench Standards and Frameworks Preservation Strategies OAIS Z39.87 PREMIS PDF/A Media migration Format migration Emulation Universal Virtual Computer ALA Annual Conference Chicago 2005

Digital preservation technologies Tools Applications and Initiatives E-Depot (KB) Portico (E-Archive) PANDORA (NLA) FCLA Digital Archive (DAITSS) CRL Certification project JHOVE Format registries METS Web Archives Workbench Certification metrics Standards and Frameworks Preservation Strategies OAIS Z39.87 PREMIS PDF/A Trusted digital repositories Media migration Format migration Emulation Universal Virtual Computer ALA Annual Conference Chicago 2005

Towards trusted digital repositories Preserving Digital Information (RLG/CLIR, 1996) Trusted Digital Repositories (OCLC/RLG, 2002) Digital Repository Certification Task Force (RLG/NARA, ongoing) Working Group on Trusted Repositories Certification (nestor, ongoing) CRL Certification of Digital Archives ALA Annual Conference Chicago 2005

Preserving Digital Information “A critical component of the digital archiving infrastructure is the existence of a sufficient number of trusted organizations capable of storing, migrating, and providing access to digital collections…” “A process for certification of digital archives is needed to create an overall climate of trust about the prospects of preserving digital information.” http://www.rlg.org/legacy/ftpd/pub/archtf/final-report.pdf ALA Annual Conference Chicago 2005

Trusted Digital Repositories: Attributes and Responsibilities Defined Trusted Digital Repository Listed Attributes of a TDR Listed Responsibilities of a TDR Discussed and Called for Certification of TDR http://www.rlg.org/longterm/repositories.pdf ALA Annual Conference Chicago 2005

A trusted digital repository… … is one whose mission is to provide reliable, long-term access to managed digital resources to its designated community, now and in the future. May be locally run or third-party Must accept responsibility for the long-term maintenance of digital resources on behalf of its depositors and for the benefit of current and future users Meets organizational, curatorial and operational responsibilities outlined in paper ALA Annual Conference Chicago 2005

TDR Attributes Framework OAIS Compliance Administrative Responsibility Organizational Viability Financial Sustainability Technological Suitability System Security Procedural Accountability ALA Annual Conference Chicago 2005

ALA Annual Conference Chicago 2005 “Stewardship is easy & inexpensive to claim; it is expensive and difficult to honor, and perhaps it will prove to be all to easy to later abdicate.” Clifford Lynch ALA Annual Conference Chicago 2005

Digital Repository Certification Task Force charge Identify a list of certifiable elements (attributes, processes, functions, activities) of a digital repository or types of repositories Create a standard certification process or framework that can be implemented across domains or types of digital repositories Define the conditions for revocation of certification and suggest appropriate action plans for endangered digital information ALA Annual Conference Chicago 2005

Emerging Certification Framework Cross-domain, international, repository neutral Key responsibilities and certification metrics Dual-purpose toolkit Self-evaluation Independently administered audit Draft for pubic comment due July 2005 www.rlg.org/en/page.php?Page_ID=580 ALA Annual Conference Chicago 2005

ALA Annual Conference Chicago 2005 nestor Working Group Network of Expertise in Long-Term Storage of Digital Resources (nestor) Repository certification effort based on TDR Started December 2004 German academic libraries only Begin with low bar for certification and raise over time ALA Annual Conference Chicago 2005

CRL Certification of Digital Archives Mellon-funded, began May 1, 2005 Focuses on resources not necessarily owned by community (e.g. ejournals, news) Will develop processes and activities required to audit and certify digital archives Target archives: Koninklijke Bibliotheek Ithaka’s Portico Medical journals ALA Annual Conference Chicago 2005

ALA Annual Conference Chicago 2005 CRL Project Phases Design audit process and documentation of metrics and terminology to be used Model audit process through test audits of three repositories Develop the profile and business model for a certifying agency ALA Annual Conference Chicago 2005

ALA Annual Conference Chicago 2005 Trust, but Verify ALA Annual Conference Chicago 2005