DLF Baltimore, MD
October 2004
Old Dominion University
Background
Experiment with alternate archive architectures
Create self-preserving digital objects
Project Approach
Build ingestion tool to test individual file
validity
JHOVE, file, Fred, etc. to generate technical metadata
Create an MPEG-21 DIDL that contains:
preservation analysis, technical metadata, original tar
file, current tar file, deltas
(cf. diff/patch semantics) for intermediate versions
Store DIDLs in self-contained, mobile archivelets
(buckets)
Compare archived version with versions available on open
Internet
original site, Google, Yahoo, IA, etc.