ISRC DEN960800963
Verified recording
DEN960800963 is “Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre. Lento - Recorded 2008” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0x19ea54c27f4dc5285b04550d6c9695b37b8169b1e2ddede11560926653b56f7b and independently timestamped
in Bitcoin block 960352 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960800963.
Recording identifiers
- ISRC
- DEN960800963
- Title
- Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre. Lento - Recorded 2008
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0x19ea54c27f4dc5285b04550d6c9695b37b8169b1e2ddede11560926653b56f7b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:48:30+00:00
- Bitcoin block
- 960352
- Canonical record hash
sha256:b3c788f056fdb69b3a6ed579c9d907733fdf939dda036220d906ed8a99631b69- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN960800963
- Bitcoin block existence check
- https://blockstream.info/api/block/960352
Full record
Track page: Piano Sonata No. 2 in B-Flat Minor, Op. 35: III. Marche funèbre. Lento - Recorded 2008 · Machine-readable JSON-LD