ISRC QMBZ91957459
Verified recording
QMBZ91957459 is “Marty's Blues” by Art Pepper,
registered on the CopyrightChains blockchain with CopyrightID
0xadf33ca9962b96a3c3466d377c20ae5ab1494fa81b2d01c8e33f13ea49d129c6 and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91957459.
Recording identifiers
- ISRC
- QMBZ91957459
- Title
- Marty's Blues
- Artist
- Art Pepper
- CopyrightID (CopyrightChains transaction hash)
0xadf33ca9962b96a3c3466d377c20ae5ab1494fa81b2d01c8e33f13ea49d129c6
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:22bedc5fe8972d2740380c0e6deaedfd26657eb8b1bc4af01bc9a7db974b3405- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMBZ91957459
- Bitcoin block existence check
- https://blockstream.info/api/block/960105