ISRC MX2831301578

Verified recording

MX2831301578 is “Último Adiós, Mazurka” by Juventino Rosas, registered on the CopyrightChains blockchain with CopyrightID 0x8c7173261f809606ed0e4e5a919e6307f070e961ea3297b91336d34b7d93c979 and independently timestamped in Bitcoin block 959159 on 2026-07-22. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX2831301578.

Recording identifiers

ISRC
MX2831301578
Title
Último Adiós, Mazurka
Artist
Juventino Rosas
CopyrightID (CopyrightChains transaction hash)
0x8c7173261f809606ed0e4e5a919e6307f070e961ea3297b91336d34b7d93c979

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-22T17:48:40+00:00
Bitcoin block
959159
Canonical record hash
sha256:dc60b60526d224376cd0221daefad9d3590caec6552aa751ada9d5e12942f338
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/MX2831301578
Bitcoin block existence check
https://blockstream.info/api/block/959159

Full record

Track page: Último Adiós, Mazurka · Machine-readable JSON-LD