ISRC ES18B1703327
Verified recording
ES18B1703327 is “Nacionales 1” by Sergio Cuquejo,
registered on the CopyrightChains blockchain with CopyrightID
0x3bfeadaeea0fe619c48523a8d43877533de85972528c3a9a10f40549a6fb7483 and independently timestamped
in Bitcoin block 960340 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES18B1703327.
Recording identifiers
- ISRC
- ES18B1703327
- Title
- Nacionales 1
- Artist
- Sergio Cuquejo
- CopyrightID (CopyrightChains transaction hash)
0x3bfeadaeea0fe619c48523a8d43877533de85972528c3a9a10f40549a6fb7483
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T03:15:04+00:00
- Bitcoin block
- 960340
- Canonical record hash
sha256:1268429bbbee408e4725bb04cfdf838e6b5ca3ef19b562216de9ffbe2ae2fb28- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ES18B1703327
- Bitcoin block existence check
- https://blockstream.info/api/block/960340