ISRC USBN29900306
Verified recording
USBN29900306 is “Joao” by Gonzalo Rubalcaba,
registered on the CopyrightChains blockchain with CopyrightID
0xe4c63dc666b7f1cf87ce452b9c6bf200f8d2eefc96b9e0253ab50f3f1dd9d00e and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN29900306.
Recording identifiers
- ISRC
- USBN29900306
- Title
- Joao
- Artist
- Gonzalo Rubalcaba
- CopyrightID (CopyrightChains transaction hash)
0xe4c63dc666b7f1cf87ce452b9c6bf200f8d2eefc96b9e0253ab50f3f1dd9d00e
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:51c948a596e2feaee6a53538096b8b7ef2ffcb984b5c7450f6ba746b1ca95674- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN29900306
- Bitcoin block existence check
- https://blockstream.info/api/block/957118