ISRC USUM72215158
Verified recording
USUM72215158 is “Wind Up Workin’ In A Gas Station (Prototype) - Live In Ljubljana, November 22, 1975” by Frank Zappa,
registered on the CopyrightChains blockchain with CopyrightID
0x243fd41c4f43a3667f3f980918ee5e92b18b6bb9f17605aab79bd58eb82714a5 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215158.
Recording identifiers
- ISRC
- USUM72215158
- Title
- Wind Up Workin’ In A Gas Station (Prototype) - Live In Ljubljana, November 22, 1975
- Artist
- Frank Zappa
- CopyrightID (CopyrightChains transaction hash)
0x243fd41c4f43a3667f3f980918ee5e92b18b6bb9f17605aab79bd58eb82714a5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:45b1db1df25269ea6bc1bb9329120517d2b6fa11c12f4b22ec70b170c7381b53- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215158
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Wind Up Workin’ In A Gas Station (Prototype) - Live In Ljubljana, November 22, 1975 · Machine-readable JSON-LD