4.2.4.1.2 Assign and maintain persistent identifiers of the AIP and its components

Requirement Text

The repository shall assign and maintain persistent identifiers of the AIP and its components so as to be unique within the context of the repository.

Evidence Provided

All APTrust Intellectual Objects and their components are assigned persistent identifiers upon creation. These identifiers are maintained in perpetuity and are immutable.

See section 4.2.4 for more information.