ISWC · Musical Work

T-329533570-1

Best I Ever Had (Grey Sky Morning)

54 recordings

Last verified: November 2, 2026

The ISWC for “Best I Ever Had (Grey Sky Morning)” is T-329533570-1. 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). This work has 54 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix

329533570Work number

1Check 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.

Credit Chain

ISRC54 recordings

ISWCBest I Ever Had (Grey Sky Morning)

What other identifiers does this connect to?

Songwriters/Publishers (IPI)

00450171295 00291016291 00267232858 00266326165 00291018579 00572118754 00223933480 00431115704 00684933106

SourcesCISACMusicBrainz2 sources

Verified on

CISAC ISWC registry search

Identifier Graph

What is ISWC T-329533570-1?

T-329533570-1 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition “Best I Ever Had (Grey Sky Morning)”. 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.

This work has 54 recordings (ISRCs) associated with it. Each recording represents a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.

T-329533570-1

Format

What other identifiers does this connect to?

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What is ISWC T-329533570-1?

T-329533570-1

Format

What other identifiers does this connect to?

Which releases contain this work? (7)

Recordings (54)

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People also ask

What is ISWC T-329533570-1?

Which releases contain this work? (7)

Recordings (54)