ISRC QM7281802392
Verified recording
QM7281802392 is “Big Boy” by Bix Beiderbecke,
registered on the CopyrightChains blockchain with CopyrightID
0x1dcd2e54b6248750b02e2883f4c4750af57715c7cd8681b97523977a4a3bf858 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281802392.
Recording identifiers
- ISRC
- QM7281802392
- Title
- Big Boy
- Artist
- Bix Beiderbecke
- CopyrightID (CopyrightChains transaction hash)
0x1dcd2e54b6248750b02e2883f4c4750af57715c7cd8681b97523977a4a3bf858
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9cb0908c9a89338e47a9efc55314b010986553be930b1f5ee67edc8a0ba50c1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM7281802392
- Bitcoin block existence check
- https://blockstream.info/api/block/957118