dditional identification requirements if the data integrity 
mechanisms use alternative copies to replace failed copies. The location of each digital 
object must be described such that the object can be located precisely, without ambiguity. 
The location can be an absolute physical location or a logical location within a storage media 
AUDIT AND CERTIFICATION OF TRUSTWORTHY DIGITAL REPOSITORIES 
CCSDS 652.0-M-1 
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September 2011 
or a storage subsystem. Provenance information about copying and mov