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  1. Home
  2. ISWCs
  3. T-903519552-9

ISWC · Musical Work

T-903519552-9

Baby Birch

4 recordings

Last verified: July 31, 2026

T-903519552-9 is the International Standard Musical Work Code (ISWC) for the musical composition "Baby Birch". 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 4 known recordings (ISRCs) indexed on Credits.fm.

Format

TPrefix
903519552Work number
9Check 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

ISRC4 recordings
ISWCBaby Birch
SourcesCISACMusicBrainz✓2 sources

Verified on

  • CISAC ISWC registry search

Identifier Graph

ISWCBaby BirchISRCUSHM81703434ISRCQMAAK1552038ISRCQZNWZ2288167ISRCUS58L1039006

People also ask

What is ISWC T-903519552-9?+
ISWC T-903519552-9 identifies the musical composition "Baby Birch". ISWCs are defined by ISO 15707 and managed by CISAC to uniquely identify the underlying song — the melody, lyrics, and arrangement.
How many recordings use ISWC T-903519552-9?+
ISWC T-903519552-9 has 4 recordings (ISRCs) associated with it. Each recording is a distinct version — such as the original, a remix, a live performance, or a cover — that shares the same underlying composition.
How is an ISWC different from an ISRC?+
An ISWC identifies a musical work (the underlying composition — melody, lyrics, arrangement). An ISRC identifies a specific sound recording of that work. One ISWC can have many ISRCs — for example, the original recording, a remix, a live version, and a cover would each have their own ISRC but share the same ISWC.

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What is ISWC T-903519552-9?

T-903519552-9 is an International Standard Musical Work Code (ISWC) that uniquely identifies the musical composition "Baby Birch". 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 4 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.

Learn more about ISWCs · Powered by Notes.fm

Recordings (4)

1
Baby Birch

Joanna Newsom

US58L1039006
On release:Have One on Me(5099962904056)Have One on Me(781484039013)Have One on Me(781484039020)
2
BABY BIRCH

Unknown Artist

USHM81703434
3
BABY BIRCH

Unknown Artist

QMAAK1552038
4
BABY BIRCH

Unknown Artist

QZNWZ2288167

MLC Song Code

BA6FLL
Verify on MLC Portal →