ISRC US78T0505833

Verified recording

US78T0505833 is “Cuando Estoy Contigo” by La Sonora Matancera, registered on the CopyrightChains blockchain with CopyrightID 0x4640b9567bea9478f76b79bc5d6094e61432855f96e54ad22475e766dce623aa and independently timestamped in Bitcoin block 960376 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505833.

Recording identifiers

ISRC
US78T0505833
Title
Cuando Estoy Contigo
Artist
La Sonora Matancera
CopyrightID (CopyrightChains transaction hash)
0x4640b9567bea9478f76b79bc5d6094e61432855f96e54ad22475e766dce623aa

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T09:09:19+00:00
Bitcoin block
960376
Canonical record hash
sha256:1f7daee91b8984ef77cf46e5cad710710cb4e1d7c1d53e1fc0953303a80400e9
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505833
Bitcoin block existence check
https://blockstream.info/api/block/960376

Full record

Track page: Cuando Estoy Contigo · Machine-readable JSON-LD