1. The Reference Model for an Open Archival Information System (OAIS) Michael Day Digital Curation Centre UKOLN, University of Bath http://www.ukoln.ac.uk/
18. OAIS Information Objects (2) OAIS Information Object (Figure 4-10) Information Object Representation Information 1+ interpreted using 1+ Data Object interpreted using Physical Object Digital Object Bit Sequence 1+
23. OAIS Information Packages (3) Preservation Description Information Reference Information Provenance Information Context Information Fixity Information PDI Preservation Description Information (Figure 4-16)