CA Context is everything. Retrospective assignations of description when records are accessioned are largely irrelevant to evidential requirements. It is only by understanding the circumstances that led to a record's creation and the changes since then that allow us to understand a record.
Phrases
<P1> We want to establish archival systems as the source for metadata needed for the recordkeeping task -- providing recordkeepers with the kind of contextualizing knowledge archivists are used to managing. This cannot happen if description remains enmeshed in collection description -- circumscribed by location of records and by their appraised value. (p.59)