ISRC USZZR1011530
Verified recording
USZZR1011530 is “El Humahuaqueño” by Sergio Y Estibaliz,
registered on the CopyrightChains blockchain with CopyrightID
0x3d5e5d164ab54cc224de0734ac3a4bdd7202da5e4706350be76d71fd7ea5b01b and independently timestamped
in Bitcoin block 960264 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZZR1011530.
Recording identifiers
- ISRC
- USZZR1011530
- Title
- El Humahuaqueño
- Artist
- Sergio Y Estibaliz
- CopyrightID (CopyrightChains transaction hash)
0x3d5e5d164ab54cc224de0734ac3a4bdd7202da5e4706350be76d71fd7ea5b01b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:36:16+00:00
- Bitcoin block
- 960264
- Canonical record hash
sha256:4f4f0b4dbcd0e9df96e45fd7111fda5b4391f258a4411d60be3fbaa03d5f5004- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USZZR1011530
- Bitcoin block existence check
- https://blockstream.info/api/block/960264