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

005 - Date and Time of Latest Transaction (NR)

MARC 21 Classification - Full
January 2000

Indicators and Subfield Codes
No indicators or subfield codes.


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.

Date on which a record is first entered into machine-readable form is contained in field 008/00-05. The Date entered on file never changes.


005 19910201141236.0
[February 1, 1991, 212:36 P.M. (14:12 36)]


System Generation - Field 005 should be system generated.

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