Oais: From Requirements to Reality at oclc oclc digital Archive Long-term retention and access
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26.09.2018
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Bu səhifədəki naviqasiya:
Integrate with current workflows
All Digital Archive Service Levels
Digital Archive Service Levels
Supporting tools CORC Content and Autho Groups Web Document Digital Archive Pilot
Develop best-practices Preservation metadata Workflows Direct input from users
Based on OAIS information model
Capture User directed harvesting interface
Next phases Batch ingest
OAIS: From Requirements
to Reality at OCLC
OCLC Digital Archive
Long-term retention and access
Interoperable
OAIS
Preservation Metadata
Choice of service levels
Integrate
with current workflows
CORC-based tools
Administration module
OAIS to OCLC Digital Archive
All Digital Archive Service Levels
OCLC admin staff:
Performance and media management
Periodic QA for functionality & fixity
Offsite backup
Owner admin staff:
Movement of objects from one service level to another
Content
management
Digital Archive Service Levels
Implementation Drivers at OCLC
Object characteristics
Born digital
Web
documents
Mostly public-domain
User characteristics
Didn’t create the object
Want to integrate workflows
Use
current staff
Supporting tools
CORC
Content and Autho Groups
Web Document Digital Archive Pilot
Implement digital archive
Manage web-based documents
Capture
Long-term retention & access
Develop
best-practices
Preservation metadata
Workflows
Direct input from users
OCLC Digital Archive Record
Based on OAIS information model
28
elements plus sub-elements
Descriptive, preservation, representation
Still images and text
Implemented in XML
Evolving
Capture
User directed harvesting interface
Preview
Review
Virus
checking and checksum
Dissemination
Objects and metadata (DIP) via FTP
View
Via standard browsers
PURL/URL syntax is OpenURL
Administrator sets access rights
Administrator
creates collections
Next phases
Batch ingest
Migration, on-the-fly conversion & emulation
PURL re-direct
Capture improvements
Digital rights management
Document
authenticity issues
More file types
Questions? www.oclc.org pam_kircher@oclc.org
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