1. OCLC Online Computer Library Center Registry of Digital Masters A joint project of the Digital Library Federation and OCLC Taylor Surface, OCLC ALA Annual Chicago June 25, 2005

2. OCLC Online Computer Library Center Registry of Digital Masters Coordination Trust Discovery

3. OCLC Online Computer Library Center

4. OCLC’s digital “life cycle” …

5. OCLC Online Computer Library Center Typical Digitization Workflow Coordination? Trust? Discovery?

6. OCLC Online Computer Library Center … a note about WorldCat Collaboratively built 55+ million records 900 million holdings MARC21 / AACR2

7. OCLC Online Computer Library Center COORDINATION INTENT AVAILABILTY

8. OCLC Online Computer Library Center TRUST – “Use copy”  Persistent URI  Terms & conditions for access  Special instructions  Technical information  Non-standard application

9. OCLC Online Computer Library Center TRUST – “Master copy”  Creation standards  Data format  Repository practices  Persistent ID  Terms & conditions for access

10. OCLC Online Computer Library Center DISCOVERY

11. OCLC Online Computer Library Center DLF Working Group  Harvard  Carnegie-Mellon  Columbia University  Cornell University  University of Michigan  University of Virginia  Library of Congress  RLG  OCLC

12. OCLC Online Computer Library Center Implementation in OCLC  Record Creation Guidelines  Connexion cataloging service  Web  Workstation  Batch input  Seeding the registry  Broader participation

13. OCLC Online Computer Library Center A practical example …

14. OCLC Online Computer Library Center Digitization Workflow

15. OCLC Online Computer Library Center OCLC Digital Archive … for digital masters  Co-developed with …  OCLC Preservation Services  Various digitization projects  Preservation master files  Managed storage & preservation  Recovery  Re-use

16. OCLC Online Computer Library Center OCLC Digital Archive  On-site and offsite backups  Ongoing virus and fixity checks  Migration of media on which bits are stored  Disaster recovery Managed Storage & Preservation

17. OCLC Online Computer Library Center Digitization Workflow masters Digital Archive

18. OCLC Online Computer Library Center Back to the Registry … Future!  Public view  OAI harvestability  Holdings format implementation  You?

19. OCLC Online Computer Library Center Registry of Digital Masters Coordination Trust Discovery

20. OCLC Online Computer Library Center Registry of Digital Masters Background: www.diglib.org/collections/reg/reg.htm Record Creation Guidelines: www.diglib.org/collections/reg/DigRegGuide.htm Me: taylor_surface@oclc.org