ISRC USUM71912113
Verified recording
USUM71912113 is “Once In A While” by Billy Vaughn,
registered on the CopyrightChains blockchain with CopyrightID
0x9def51fe2f9f28f68d43f71277b411ed22e4353439f85a71d99df1dcc96960f7 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71912113.
Recording identifiers
- ISRC
- USUM71912113
- Title
- Once In A While
- Artist
- Billy Vaughn
- CopyrightID (CopyrightChains transaction hash)
0x9def51fe2f9f28f68d43f71277b411ed22e4353439f85a71d99df1dcc96960f7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:9c691648ebf3b48771ec23549c718cf95b399270f67b5962b188ad7f39ec9866- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM71912113
- Bitcoin block existence check
- https://blockstream.info/api/block/960334