ISRC HKI190953503
Verified recording
HKI190953503 is “Piano Sonata No. 23 in F Minor, Op. 57 "Appassionata": III. Allegro ma non troppo - Presto” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0x48939b51409deef2842093944b8d6c5bc68d165a1f524fd3bdca7cf02566d2e3 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190953503.
Recording identifiers
- ISRC
- HKI190953503
- Title
- Piano Sonata No. 23 in F Minor, Op. 57 "Appassionata": III. Allegro ma non troppo - Presto
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0x48939b51409deef2842093944b8d6c5bc68d165a1f524fd3bdca7cf02566d2e3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:aa5ade0a87e264529d6481565db0e2d698dca157b82bafcd4c3359293684b259- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190953503
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Piano Sonata No. 23 in F Minor, Op. 57 "Appassionata": III. Allegro ma non troppo - Presto · Machine-readable JSON-LD