ISRC USBN20500376
Verified recording
USBN20500376 is “Improv #3” by Gonzalo Rubalcaba,
registered on the CopyrightChains blockchain with CopyrightID
0x68b29fe0dd790113e5276f8b085e58c1c730116b170fea0c99f5d69832e00ed9 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/USBN20500376.
Recording identifiers
- ISRC
- USBN20500376
- Title
- Improv #3
- Artist
- Gonzalo Rubalcaba
- CopyrightID (CopyrightChains transaction hash)
0x68b29fe0dd790113e5276f8b085e58c1c730116b170fea0c99f5d69832e00ed9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:795dd912c47cfbdc2ad6fa2d8b68cd70b8bf5e28dcf2004085a79e871dbfa2b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20500376
- Bitcoin block existence check
- https://blockstream.info/api/block/957118