ISRC ES18B1703325
Verified recording
ES18B1703325 is “Que será de ti” by Sergio Cuquejo,
registered on the CopyrightChains blockchain with CopyrightID
0xd99ec23f672ae46f4e54592ee4348c8437f2910fd51e7e60602ccc8ffd00ff7a and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES18B1703325.
Recording identifiers
- ISRC
- ES18B1703325
- Title
- Que será de ti
- Artist
- Sergio Cuquejo
- CopyrightID (CopyrightChains transaction hash)
0xd99ec23f672ae46f4e54592ee4348c8437f2910fd51e7e60602ccc8ffd00ff7a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:3a98898a5465409a85371e3f679d437bc48d916fb1b6e9942d469311c13780b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES18B1703325
- Bitcoin block existence check
- https://blockstream.info/api/block/960397