ISWC · Musical Work

T-031781181-6

O o Den Haag

Last verified: February 15, 2026

T-031781181-6 is the International Standard Musical Work Code (ISWC) for the musical composition "O o Den Haag". ISWCs are ISO 15707 identifiers managed by CISAC; they identify the underlying song — its melody, lyrics, and arrangement — rather than any single recording. One composition can have many recordings (ISRCs).

Format

TPrefix

031781181Work number

6Check digit

Prefix:: "T" = musical work; "W" = work in progress.
Work number:: 9-digit unique work number assigned by CISAC.
Check digit:: ISO 7064 Mod 11-2 check digit that validates the rest of the code.

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Releases (UPC)

0600753816844 0602498433300 094637241820 602498248928 602498730232 724354088520 731452075727 731455331721 731458395829 8712195730953

+8 more

8712195767478 8712705033918 8712705031730 8713953342029 8714221052084 8714069040670 886972180922 9789038863399

SourcesMusicBrainzCISAC2 sources

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CISAC ISWC registry search

What is ISWC T-031781181-6?

T-031781181-6 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition "O o Den Haag". ISWCs are defined by ISO 15707 and managed by CISAC. Unlike ISRCs which identify recordings, an ISWC identifies the underlying song — the melody, lyrics, and arrangement.

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T-031781181-6

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What is ISWC T-031781181-6?

T-031781181-6

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What is ISWC T-031781181-6?

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