ISRC DEF058704800
Verified recording
DEF058704800 is “24 Préludes, Op. 28 - Russian Arrangement for Cello and Piano: 6. in B minor” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x28d29db851534f7c5e79fa122f41caa1cd6f34a038f3597d444d89fb5ac74a8a and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704800.
Recording identifiers
- ISRC
- DEF058704800
- Title
- 24 Préludes, Op. 28 - Russian Arrangement for Cello and Piano: 6. in B minor
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x28d29db851534f7c5e79fa122f41caa1cd6f34a038f3597d444d89fb5ac74a8a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a30ead485d668c551814182c915b844cd70ae8858f10937cae908f39d3e6b5a2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058704800
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: 24 Préludes, Op. 28 - Russian Arrangement for Cello and Piano: 6. in B minor · Machine-readable JSON-LD