Identifiers are required by the Louisiana Digital Library Guidelines and are repeatable.
Enter the file name, including the file extension, for the object described in the record.
File name examples:
This is a top level element in MODS. The attributes that will be mostly commonly used with this element are type and displayLabel. It has no subelements.
The URI/PID for digital objects is not treated as an identifier. Instead, MODS places this under <location><url>. For more information, see Technical and Administrative Metadata > Ownership and Location.