ISRC USUM72215142
Verified recording
USUM72215142 is “Advance Romance - Live In Ljubljana, November 22, 1975” by Frank Zappa,
registered on the CopyrightChains blockchain with CopyrightID
0xa4b960cd41de3dbbbc235b21f51a8ebce5493b460b94f16f3fd1d340595de1b6 and independently timestamped
in Bitcoin block 960273 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215142.
Recording identifiers
- ISRC
- USUM72215142
- Title
- Advance Romance - Live In Ljubljana, November 22, 1975
- Artist
- Frank Zappa
- CopyrightID (CopyrightChains transaction hash)
0xa4b960cd41de3dbbbc235b21f51a8ebce5493b460b94f16f3fd1d340595de1b6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T15:42:38+00:00
- Bitcoin block
- 960273
- Canonical record hash
sha256:28fce9ff89c334d7fca30f4515f1d265a0d4d6cfde5e183142542b271b05bd43- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USUM72215142
- Bitcoin block existence check
- https://blockstream.info/api/block/960273
Full record
Track page: Advance Romance - Live In Ljubljana, November 22, 1975 · Machine-readable JSON-LD