ISRC USBL10500066
Verified recording
USBL10500066 is “El Calza Grande” by Los Razos,
registered on the CopyrightChains blockchain with CopyrightID
0x5666c3eb92357635932580db0e95385ecf6d1bd49e3b9d4635a2313bab49152c and independently timestamped
in Bitcoin block 959159 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBL10500066.
Recording identifiers
- ISRC
- USBL10500066
- Title
- El Calza Grande
- Artist
- Los Razos
- CopyrightID (CopyrightChains transaction hash)
0x5666c3eb92357635932580db0e95385ecf6d1bd49e3b9d4635a2313bab49152c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T17:48:40+00:00
- Bitcoin block
- 959159
- Canonical record hash
sha256:10aaf9b5aacd577a4c31c1b7e45ca7ff75ecab76f273842f146b88666ded5054- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBL10500066
- Bitcoin block existence check
- https://blockstream.info/api/block/959159