ISRC USBN20500381
Verified recording
USBN20500381 is “Nightfall” by Gonzalo Rubalcaba,
registered on the CopyrightChains blockchain with CopyrightID
0xad2c3e852fdb94406baf9730e7f9235d927920a98179ece0b7fd3396347fa213 and independently timestamped
in Bitcoin block 960459 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20500381.
Recording identifiers
- ISRC
- USBN20500381
- Title
- Nightfall
- Artist
- Gonzalo Rubalcaba
- CopyrightID (CopyrightChains transaction hash)
0xad2c3e852fdb94406baf9730e7f9235d927920a98179ece0b7fd3396347fa213
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T20:22:46+00:00
- Bitcoin block
- 960459
- Canonical record hash
sha256:0e57426390a52a135446ad452b8805ebd16af90465edfa13e7533faa71557b3f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USBN20500381
- Bitcoin block existence check
- https://blockstream.info/api/block/960459