Library of Congress >> MARC >> Authority >> 8XX  >> 885

885 - Matching Information (R)


MARC 21 Authority - full
December 2017

First Indicator Second Indicator
Undefined
# - Undefined

Undefined
# - Undefined


Subfield Codes
  • $a - Matching information (NR)
  • $b - Status of matching and its checking (NR)
  • $c - Confidence value (NR)
  • $d - Generation date (NR)
  • $w - Record control number (R)
  • $x - Nonpublic note (R)
  • $z - Public note (R)
  • $0 - Authority record control number or standard number (R)
  • $1 - Real World Object URI (R)
  • $2 - Source (NR)
  • $5 - Institution to which field applies (NR)

FIELD DEFINITION AND SCOPE

Information about the results of a matching process, intended to assist catalogers in the verification of a possible match between two records.


GUIDELINES FOR APPLYING CONTENT DESIGNATORS

INDICATORS

SUBFIELD CODES

$a - Matching information

A term, code, or identifier, identifying the matching process which processed the records. A subprocess may be added.

100 1#$aGedult von Jungenfeld, Johann Edmund$d1652-1727
885 ##$aGNDIMPTP$bP$c69.231$0(DE-588)123158621$0(DE-101)123158621$2gnd$5DE-101

$b - Status of matching and its checking

Information about the status of the matching, which may be given in coded form.

$c - Confidence value

Describes the confidence of the matching process assigned by the institution.

$d - Generation date

Date on which the matching information was generated. This also serves as the beginning of the period of validity. Date is recorded in the format yyyymmdd in accordance with ISO 8601, Representation of Dates and Times.

$w - Record control number

System control number of the possibly matching record preceded by the MARC code, enclosed in parentheses, for the agency to which the control number applies. See MARC Code List for Organizations for a listing of sources used in MARC 21 records.

$x - Nonpublic note

Note pertaining to the matching process that is not displayed to the public.

$z - Public note

Note pertaining to the matching process that is displayed to the public.

$0 - Authority record control number or standard number

Control number or standard number of the possibly matching record.

See description of this subfield in Appendix A: Control Subfields.

$1 - Real World Object URI

See description of this subfield in Appendix A: Control Subfields.

$2 - Source

Source of the record control number in subfield $w or the authority record control number or standard number in subfield $0.

$5 - Institution to which field applies

See description of this subfield in Appendix A: Control Subfields.


CONTENT DESIGNATOR HISTORY

Field 885 - Matching Information [NEW, 2016]
$1 - Real World Object URI [NEW, 2017]

Library of Congress >> MARC >> Authority >> 8XX  >> 885
(12/18/2017)
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