1. HathiTrust: Possibilities Metadata Working Group Cornell University Library March 21, 2014

2. HathiTrust is a consortium. A consortium of over 80 libraries http://www.hathitrust.org/partnership http://www.hathitrust.org/partnership http://www.hathitrust.org/governance Board of Governors Program Steering Committee Working Groups Committees

3. HathiTrust is a digital library. A continuously growing digital library, currently home of 11M+ books Statistics and Visualizations (http://www.hathitrust.org/statistics_visualizations)http://www.hathitrust.org/statistics_visualizations  Almost 500 terabytes  3.7M volumes (~33% of total) in the public domain  All volumes indexed in full, and searchable in full

4. HathiTrust is a digital library. Cornell patrons can use a Cornell NetID to login  Create Collections (public or private)  Download PDFs of any item available in full text  Obtain “Enhanced Access” if a CUL affiliate has a certified print disability (http://www.library.cornell.edu/svcs/disability#access)http://www.library.cornell.edu/svcs/disability#access

5. HathiTrust is a preservation repository.  HathiTrust is TRAC Certified.TRAC  Every book, and every page of every book, has a persistent identifier.persistent identifier  Cornell University Library deposits books digitized through the Google partnership.

6. HathiTrust: getting info out information = metadata info about resources + data resources themselves http://www.hathitrust.org/data

7. APIs: BibAPI returns bibliographic, rights, and volume information when given a single or multiple standard identifiers: OCLC number, LCCN, ISSN, ISBN, HathiTrust Volume ID, HathiTrust record number http://www.hathitrust.org/bib_api

8. APIs: DataAPI retrieves content (page images, OCR, METS and or whole volume packages) and bibliographic info http://www.hathitrust.org/data_api

9. OAI Harvesting OAI feed (MARC21 and Dublin Core) of public domain materials http://www.hathitrust.org/data

10. Hathifiles tab-delimited files identifying the contents of HathiTrust repository Posted daily: http://www.hathitrust.org/hathifileshttp://www.hathitrust.org/hathifiles Described: http://www.hathitrust.org/hathifiles_description http://www.hathitrust.org/hathifiles_description