ISRC DERK62464304
Verified recording
DERK62464304 is “Trio for Clarinet, Violin & Piano: IV. Kozatske” by Paul Schoenfield,
registered on the CopyrightChains blockchain with CopyrightID
0xe3ea94431e925ff5ccb15d594bf93c29bce3ae38508c9d54cb0532cdd5282312 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/DERK62464304.
Recording identifiers
- ISRC
- DERK62464304
- Title
- Trio for Clarinet, Violin & Piano: IV. Kozatske
- Artist
- Paul Schoenfield
- CopyrightID (CopyrightChains transaction hash)
0xe3ea94431e925ff5ccb15d594bf93c29bce3ae38508c9d54cb0532cdd5282312
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9042516c077a9d687ae64cbfdde58aad1ca973ece9fec4144ef8d8314940432b- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERK62464304
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Trio for Clarinet, Violin & Piano: IV. Kozatske · Machine-readable JSON-LD