ISRC
Song: Étude in G‐flat major, op. 10 no. 5 “Black Keys”: Vivace
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The ISRC for “Études op. 10: No. 5 in G‐flat major “Black Keys”: Vivace” by Maurizio Pollini is DEF057230004. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 1973-01-01. The underlying musical work is ISWC T-329453534-1.
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DEF057230004 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “Études op. 10: No. 5 in G‐flat major “Black Keys”: Vivace” by Maurizio Pollini. ISRCs are 12-character alphanumeric codes defined by ISO 3901, used globally by streaming platforms, record labels, and rights organizations to track plays and distribute royalties.
This recording is linked to the musical work T-329453534-1, which represents the underlying composition. Multiple recordings can share the same musical work — for example, an original version, a remix, and a cover would each have their own ISRC but reference the same ISWC.
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MLC Song Code
The ISRC for “Études op. 10: No. 5 in G‐flat major “Black Keys”: Vivace” by Maurizio Pollini is DEF057230004. ISRCs are 12-character ISO 3901 identifiers that uniquely tag a specific sound recording — different masters, remixes, and live versions each receive a distinct ISRC. Released 1973-01-01. The underlying musical work is ISWC T-329453534-1.
