ISRC US78T0505837

Verified recording

US78T0505837 is “Mi Último Ruego” by La Sonora Matancera, registered on the CopyrightChains blockchain with CopyrightID 0xbaa67811c8942c6eba2c71620b13d1f12e7d7946bf936406589798ced31308e4 and independently timestamped in Bitcoin block 956302 on 2026-07-02. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505837.

Recording identifiers

ISRC
US78T0505837
Title
Mi Último Ruego
Artist
La Sonora Matancera
CopyrightID (CopyrightChains transaction hash)
0xbaa67811c8942c6eba2c71620b13d1f12e7d7946bf936406589798ced31308e4

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-02T03:30:09+00:00
Bitcoin block
956302
Canonical record hash
sha256:52197f946f8356a5b80fea3f936325aebb3b39a78e2b94241a559ffdfd2e817f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505837
Bitcoin block existence check
https://blockstream.info/api/block/956302

Full record

Track page: Mi Último Ruego · Machine-readable JSON-LD