Universal Transfer Document (a document combining an invoice and a transfer act).

Behind the Scenes at AVS Museum: Unpacking Record #avsmuseum100359 1 upd verified

: Often represents the version number or a specific sub-entry (Part 1) of the record.

The "upd" meant the file had updated itself. That shouldn't have been possible. Dead data doesn’t grow.

: This signifies a specific update or revision. It indicates that the original record (version 0) has undergone its first modification—perhaps a correction to an artist's name, a change in provenance, or an updated accession date.

: This is the most crucial part of the string. It confirms that the update has passed formal validation, security checksums, or peer review by a curator. The Evolution of Archival Records

You may have encountered a test record, a temporary ID, or a deprecated entry. Common reasons include:

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