1. 18.06.2004 EPICUR Kathrin Schroeder ERPANET-Workshop „Persistent Identifiers“ (18th June 2004 ) Persistent Identifiers in Germany – Activities at Die Deutsche Bibliothek in the context of the EPICUR-project Die Deutsche Bibliothek Kathrin Schroeder

2. 18.06.2004 EPICUR Kathrin Schroeder 1999 2001 2002 2005 CARMEN-AP4 project (1999 - 2002) Development of a Prototype Introduction of co-operative URN- Management for Online-Dissertations urn:nbn:de:[designations of library association]:[official notation of university libraries]-[unique production number][check digit] EPICUR project (2002 - 2005) Extension of established URN-Management Enhancement and migration of the prototype Objective: URNs replace URLs Persistent Identifier related activities at Die Deutsche Bibliothek

3. 18.06.2004 EPICUR Kathrin Schroeder Objectives urn:nbn:de:1111-2003121811 „Provision of organisational and technical conditions to assign, manage and resolve URNs the namespace "nbn:de"  Assignment of URN sub-namespaces  URN-Assignment  URN-Registration  URL-Administration  URN-Resolving  Services of Die Deutsche Bibliothek URN-Strategy of Die Deutsche Bibliothek (EPICUR)

4. 18.06.2004 EPICUR Kathrin Schroeder Principles of URN Management – State of the Art Naming Authority, Registration, Resolution (urn:nbn:de, urn:nbn:ch, urn:nbn:se) Delegated Naming Authority Delegated Naming Authority Delegated Naming Authority Delegated Naming Authority External Resolution Service(s)

5. 18.06.2004 EPICUR Kathrin Schroeder Technical and organisational Infrastructure of URN Management Die Deutsche Bibliothek aggregate Libray Association / Institution (Publishers etc., NL in Switzerland) University Libraries / Ass. Institutions University Libraries / Institutions External Resolution Service(s) Mirror (BSZ)

6. 18.06.2004 EPICUR Kathrin Schroeder Formal URN-structure Libraries belonging to library association structure urn:nbn:de:[designations of library association]:[official notation of university libraries]-[unique production number][check digit] urn:nbn:de:gbv:089-3321752945 Institutions outside the library association urn:nbn:de:[four digit number]-[unique production number][check digit] urn:nbn:de:0001-00016 Contact + Registration Kathrin Schroeder

7. 18.06.2004 EPICUR Kathrin Schroeder To what can a URN (nbn:de) be assigned and managed?  objects currently archived by Die Deutsche Bibliothek  objects to be archived in Die Deutsche Bibliothek in the future  Objects which will be administered on certified document servers - Quality criteria e.g. URL-Updating - Endeavors by DINI http://www.dini.de/dini/zertifikat/dini_certificate.pdf - perspective of long term preservation (BMBF project: http://www.langzeitarchivierung.de)http://www.langzeitarchivierung.de no content-based selection! URN-Strategy of Die Deutsche Bibliothek (EPICUR)

8. 18.06.2004 EPICUR Kathrin Schroeder Online dissertations urn:nbn:de:gbv:089-3321752945 Publisher publications urn:nbn:de:0002-0104 Reportsurn:nbn:de:0001-00021, urn:nbn:de:kobv:b103-000011 Conference proceedings urn:nbn:de:bsz:93-opus-15563 Journalsurn:nbn:de:1111-2004020921 Articlesurn:nbn:de:bsz:93-opus-13482 Videosurn:nbn:de:0001-00099, urn:nbn:ch:bel-2319 Annual reports urn:nbn:de:kobv:b103-030012 Monographsurn:nbn:de:bsz:93-opus-13983 Digitized materialsurn:nbn:de:kobv:b103-030026 Lecturesurn:nbn:de:1111-2004033057 XML namespaceurn:nbn:de:1111-2004033116 URN-Assignment – State of the Art

9. 18.06.2004 EPICUR Kathrin Schroeder Object URN-Objects Part objects

10. 18.06.2004 EPICUR Kathrin Schroeder Principles  URNs are valid after their registration at Die Deutsche Bibliothek  URN-Registration within 24 hours of their publication on a document server  URL-Updating is mandatory  In case of a distributed object storage URN must be transferred as part of the metadata or as access mechanism  [...] Recommendations  URNs should be assigned as closely as possible to the object  URNs should be a component of metadata.  A character set according to RFC 1738 for URLs should be used. URN-Strategy of Die Deutsche Bibliothek (EPICUR)

11. 18.06.2004 EPICUR Kathrin Schroeder URN-Registration Requirement  URN-Registration within 24 hours non their publication on a document server Realization  What? - URN - URL(s), MimeTypes  How? - Existing workflows - Several transfer interfaces Separation of bibliographic metadata and information concerning the URN management

12. 18.06.2004 EPICUR Kathrin Schroeder URN-Registration using existing Workflows – Metadata for Online-Dissertations „MetaDiss“

13. 18.06.2004 EPICUR Kathrin Schroeder URN-Management: Additional Transfer Interfaces  Manual URN administration - Web-Interface http://nbn-resolving.org/login.php  Automated URN administration - E-Mail-Attachment - OAI 2.0 http://www.persistent-identifier.de/?link=200

14. 18.06.2004 EPICUR Kathrin Schroeder Application at Die Deutsche Bibliothek – State of the Art URN http://dbf-opac.ddb.de

15. 18.06.2004 EPICUR Kathrin Schroeder PI NO URLs! Application at Die Deutsche Bibliothek – Objective I

16. 18.06.2004 EPICUR Kathrin Schroeder PI No Resolver-URL! Application at Die Deutsche Bibliothek – Objective II

17. 18.06.2004 EPICUR Kathrin Schroeder A first Step: Development of a Browser-Plugin for Mozilla, Netscape, Firefox http://www.persistent-identifier.de/?link=550 Application at Die Deutsche Bibliothek – Objective II

18. 18.06.2004 EPICUR Kathrin Schroeder Institution  > 60 University libraries  Research Institutions, Publishers, regional Web-Archivs  National Library in Switzerland (SLB) [...] monthly updated statistics http://www.persistent-identifier.de/?link=540 Digital Library Tools OPUS MyCoRe Several document servers URN-Adaption – State of the Art

19. 18.06.2004 EPICUR Kathrin Schroeder  Contact at Die Deutsche Bibliothek: Kathrin Schroeder Tel: 069-1525-1480 Alexander Slotta Tel: 069-1525-1761 E-Mail: nbn-request@ddb.de  Homepage: „http://www.persistent-identifier.de“http://www.persistent-identifier.de Thank you!