ISRC
US6R21353361
ES DIFICIL DECIR LO SIENTO
Song: HARD TO SAY I'M SORRY
Credit Chain
What is ISRC US6R21353361?
US6R21353361 is an International Standard Recording Code (ISRC) that uniquely identifies the recording "ES DIFICIL DECIR LO SIENTO". 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 T0700777098, 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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