ISRC USSM19931655
Verified recording
USSM19931655 is “Since My Best Gal Turned Me Down” by Bix Beiderbecke,
registered on the CopyrightChains blockchain with CopyrightID
0x9f4071927c060d34354a940dd40807d574e0463ab716dc355aaf3a64071274f4 and independently timestamped
in Bitcoin block 959144 on 2026-07-22.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19931655.
Recording identifiers
- ISRC
- USSM19931655
- Title
- Since My Best Gal Turned Me Down
- Artist
- Bix Beiderbecke
- CopyrightID (CopyrightChains transaction hash)
0x9f4071927c060d34354a940dd40807d574e0463ab716dc355aaf3a64071274f4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-22T15:38:35+00:00
- Bitcoin block
- 959144
- Canonical record hash
sha256:ea5fd5d90313615e03544ce94dbf2dca941e5385f26ede3620fb1f0cbd906b95- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM19931655
- Bitcoin block existence check
- https://blockstream.info/api/block/959144
Full record
Track page: Since My Best Gal Turned Me Down · Machine-readable JSON-LD