Library of Congress >> MARC >> Classification >> 00X >> 005

005 - Date and Time of Latest Transaction (NR)


MARC 21 Classification - Concise
2007

Sixteen characters that specify the date and time of the latest record transaction and serve as a version identifier for the record. They are recorded according to Representation of Dates and Times (ISO 8601).

The date requires 8 numeric characters in the pattern yyyymmdd (4 for the year, 2 for the month, and 2 for the day). The time requires 8 numeric characters in the pattern hhmmss.f (2 for the hour, 2 for the minute, 2 for the second, and 2 for a decimal fraction of the second, including the decimal point), expressed in terms of the 24-hour (00-23) clock.

Example
005 19910201141236.0

(03/12/2008) Contact Us