Authority 005

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(Authortiy 005 szócikkből átirányítva)
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Kezdőlap - A MARC21 authority formátum - Authority 0XX

Indicators and Subfield Codes

This field has no indicators or subfield codes.

Field Definition and Scope

Sixteen characters that specify the date and time of the latest record transaction and serve as a version identifier for the record. The data and time are recorded according to Representation of Dates and Times (ISO 8601) in the pattern yyyymmdd and hhmmss.f.

Date requires 8 numeric characters in the pattern yyyymmdd (4 for the year, 2 for the month, and 2 for the day). 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). The 24-hour clock (00-23) is used.

The 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.

Example

005 19940223151047.0
[February 23, 1994, 3:10:47 P.M. (15:10:47)]

Input Conventions

System Generation - Should be system generated.


Kezdőlap - A MARC21 authority formátum - Authority 0XX