ISRC
To Whom It May Concern2
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USBN20400553 is the International Standard Recording Code (ISRC) for the recording “To Whom It May Concern” by Horace Silver, The Jazz Messengers, released 1955-01-01. 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. The underlying musical work is ISWC T0701842865.
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USBN20400553 is an International Standard Recording Code (ISRC) that uniquely identifies the recording “To Whom It May Concern” by Horace Silver, The Jazz Messengers. 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 T0701842865, 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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USBN20400553 is the International Standard Recording Code (ISRC) for the recording “To Whom It May Concern” by Horace Silver, The Jazz Messengers, released 1955-01-01. 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. The underlying musical work is ISWC T0701842865.
