ISRC DERV31329360
Verified recording
DERV31329360 is “Schubert: Piano Sonata No. 5 in A-Flat Major, D. 557: I. Allegro moderato” by Franz Schubert,
registered on the CopyrightChains blockchain with CopyrightID
0x98741a2644a414077a175272f002d15f24ae86ee6058896951e67101b4c334c1 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERV31329360.
Recording identifiers
- ISRC
- DERV31329360
- Title
- Schubert: Piano Sonata No. 5 in A-Flat Major, D. 557: I. Allegro moderato
- Artist
- Franz Schubert
- CopyrightID (CopyrightChains transaction hash)
0x98741a2644a414077a175272f002d15f24ae86ee6058896951e67101b4c334c1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:ab8481758874d574afd172bbf8e326bdbbe54a1e16ca970186cc9b30265c36c5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DERV31329360
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: Schubert: Piano Sonata No. 5 in A-Flat Major, D. 557: I. Allegro moderato · Machine-readable JSON-LD