ISRC USBN20700820
Verified recording
USBN20700820 is “Perfidia - Live” by Gonzalo Rubalcaba,
registered on the CopyrightChains blockchain with CopyrightID
0xb69e041ff633b252670a885bf3d5b62ffc83d02f524a5d169be369a3e81f4aab and independently timestamped
in Bitcoin block 960321 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20700820.
Recording identifiers
- ISRC
- USBN20700820
- Title
- Perfidia - Live
- Artist
- Gonzalo Rubalcaba
- CopyrightID (CopyrightChains transaction hash)
0xb69e041ff633b252670a885bf3d5b62ffc83d02f524a5d169be369a3e81f4aab
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T22:27:30+00:00
- Bitcoin block
- 960321
- Canonical record hash
sha256:d2e83e851cecb944ffa94fd1a6f08257cad19a672b3b6f86d6bae11c392d93d8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20700820
- Bitcoin block existence check
- https://blockstream.info/api/block/960321