ISRC DEN961401254
Verified recording
DEN961401254 is “Piano Sonata No. 9 in B, D.575: IV. Allegro giusto” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x5088a885475f3fa4ff775858d3addcd4005f2536f9618e8cf0f9df6d08a18669 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961401254.
Recording identifiers
- ISRC
- DEN961401254
- Title
- Piano Sonata No. 9 in B, D.575: IV. Allegro giusto
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x5088a885475f3fa4ff775858d3addcd4005f2536f9618e8cf0f9df6d08a18669
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:c87ef2960bce51eeb428b6fbee451d28ae552bfe16687745f20e0de1092ecdf5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEN961401254
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Piano Sonata No. 9 in B, D.575: IV. Allegro giusto · Machine-readable JSON-LD