ISRC HKI190445805
Verified recording
HKI190445805 is “Keyboard Sonata in F-Sharp Minor, Wq. 52/4, H. 37: II. Poco andante” by Carl Philipp Emanuel Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x2f9cc660929e205e032ec99e8dee1f919278d9dea7a207e25ed108f1627ce241 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190445805.
Recording identifiers
- ISRC
- HKI190445805
- Title
- Keyboard Sonata in F-Sharp Minor, Wq. 52/4, H. 37: II. Poco andante
- Artist
- Carl Philipp Emanuel Bach
- CopyrightID (CopyrightChains transaction hash)
0x2f9cc660929e205e032ec99e8dee1f919278d9dea7a207e25ed108f1627ce241
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:d23da38b8b221526cb6a15c962c3a0b1c25e9970fb3a05885b5a8d41cc7590a1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190445805
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Keyboard Sonata in F-Sharp Minor, Wq. 52/4, H. 37: II. Poco andante · Machine-readable JSON-LD