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