ISRC DEB790303650
Verified recording
DEB790303650 is “Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xeda6d1c41e80b58d5552ff1246370a5cbc6c006e6388e49a9d67ee8d55d90290 and independently timestamped
in Bitcoin block 957061 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB790303650.
Recording identifiers
- ISRC
- DEB790303650
- Title
- Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xeda6d1c41e80b58d5552ff1246370a5cbc6c006e6388e49a9d67ee8d55d90290
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T16:07:00+00:00
- Bitcoin block
- 957061
- Canonical record hash
sha256:f428a5dabb09d2ac7fd7f90ef979a30f68101acf194656f5f7befa7caa318bd2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEB790303650
- Bitcoin block existence check
- https://blockstream.info/api/block/957061
Full record
Track page: Sonata No. 2 in B-Flat Minor for Piano, Op. 35: III. Marche Funébre (Funeral March): Lento · Machine-readable JSON-LD