The UTL bag-info specification defines which fields are required and/or allowed in bag-info.txt files accompanying collections materials submitted for preservation in the LTO tape archive.
Source-Organization: University of Texas Libraries
Organization-Address: University of Texas Libraries The University of Texas
at Austin Post Office Box P Austin, TX 78713-8916
Contact-Name: [Name of the person responsible for the bag; can be the person
creating the bag]
Contact-Phone: [International format telephone number of person responsible for
the bag; can be the person creating the bag]
Contact-Email: [Fully qualified email address for the person responsible for the
bag; can be the person creating the bag]
External-Description: [Description of bag contents. Creator info, collection info, and project history]
External-Identifier: [UUID, and OCLC number if applicable]
Internal-Sender-Description: [Describe equipment and software used to generate
the files that may be useful in rendering files later. Describe file tiers
included in the bag payload, such as 'archival masters'.]
Internal-Sender-Identifier: [BLAC Accession number, any other original environment cataloguing number]
Rights-Statement: [Note here any conditions or restrictions associated with the
Content Information pertaining to both preservation and access.]
Bag-Group-Identifier: [Use here some convention or identifier that associates a
related groups of bags]
Bag-Count: [Count representing this bag, in order, out of all of the bags
referred to by the Bag-Group-Identifier. Use format # of #]