How many tracks are on UPC 077779547821?

UPC 077779547821 contains 7 tracks, each with its own ISRC.

UPC · Release

Discovery: Live at Montreux

Gonzalo Rubalcaba

077779547821

7 tracksReleased 1991-01-01Blue Note

Last verified: October 13, 2026

The UPC for “Discovery: Live at Montreux” by Gonzalo Rubalcaba is 077779547821. UPCs are unique numeric barcodes assigned by distributors to identify a music release — album, EP, or single — across every digital and physical retail platform. Released 1991-01-01. Label: Blue Note. This release contains 7 tracks, each with its own ISRC. Tracks include JPTO09085640, JPTO09085660, JPTO09085680.

Format

0Number system

77779Manufacturer

54782Product

1Check digit

Number system:: Identifies the product category (0/1/6/7/8 = general retail, 2 = variable measure, etc.).
Manufacturer:: 5-digit code identifying the label or distributor that owns the release.
Product:: 5-digit code identifying this specific release within the manufacturer's catalog.
Check digit:: Modulo-10 check digit that validates the rest of the barcode.

Credit Chain

UPCDiscovery: Live at Montreux

ISRC4 recordings

ISWC8 works

Track List (7)

#	Track Title	ISWC
1	Well You Needn’t	—
2	VELAS	—
3	Prologo Comienzo	—
4	FIRST SONG	T-070.881.425-8
5	Once Around the Park	—
6	JOAO	—
7	ALL THE THINGS YOU ARE	T-070.000.803-2

Well You Needn’t

—

VELAS

—

Prologo Comienzo

—

FIRST SONG

T-070.881.425-8

Once Around the Park

—

JOAO

—

ALL THE THINGS YOU ARE

T-070.000.803-2

Additional database matches (3)

Track Title	Artist(s)	ISWC
WELL YOU NEEDN'T		T-700.078.455-6
Unknown		—
Unknown		—

WELL YOU NEEDN'T

T-700.078.455-6

Unknown

—

Unknown

—

What other identifiers does this connect to?

Musical Works (ISWC)

T-070.000.803-2 T-070.234.044-0 T-700.050.588-6 T-700.078.455-6 T-900.305.040-6 T-900.305.041-7 T-900.305.042-8 T-918.809.363-2

Creative Contributors (ISNI)

0000000114535223

SourcesMusicBrainzDiscogsApple MusicMusicBrainz4 sources

Verified on

MusicBrainz release search

Identifier Graph

What is UPC 077779547821?

077779547821 is a Universal Product Code (UPC) assigned to Discovery: Live at Montreux by Gonzalo Rubalcaba. UPCs (also called EAN barcodes) are unique numeric identifiers assigned by distributors to identify music releases — albums, EPs, and singles — across all digital and physical retail platforms.

This release contains 7 tracks. Each track has its own ISRC (International Standard Recording Code) that identifies the specific sound recording, while the UPC identifies the release as a whole. Knowing your release's UPC is essential for neighboring rights collection societies like SoundExchange and for transferring music between distributors.

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