ISRC US78T0505735
Verified recording
US78T0505735 is “En El Cachumbambé” by La Sonora Matancera,
registered on the CopyrightChains blockchain with CopyrightID
0xcfe33d158f9763442fe27b298369c48d8cff12a2535a5c0338dd23637bb3cf02 and independently timestamped
in Bitcoin block 959138 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505735.
Recording identifiers
- ISRC
- US78T0505735
- Title
- En El Cachumbambé
- Artist
- La Sonora Matancera
- CopyrightID (CopyrightChains transaction hash)
0xcfe33d158f9763442fe27b298369c48d8cff12a2535a5c0338dd23637bb3cf02
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T14:10:55+00:00
- Bitcoin block
- 959138
- Canonical record hash
sha256:348ac754138e23a10b225314b54ed6e60b530b13e39e379143ff1efcb1f7faf4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/US78T0505735
- Bitcoin block existence check
- https://blockstream.info/api/block/959138