primary data object: Fixity, Provenance, Context, and Reference. There 
should be a definition of how these categories of information are linked. 
4.2.2 The repository shall have a description of how AIPs are constructed from SIPs. 
Supporting Text 
This is necessary in order to ensure that the AIP(s) adequately represents the information in 
the SIP(s). 
Examples of Ways the Repository Can Demonstrate It Is Meeting This Requirement 
Process description documents; documentation of the SIP-AIP relationship; 