ISRC HKI190721508
Verified recording
HKI190721508 is “Keyboard Sonata in G Major, Op. 17, No. 4, W. A10: I. Allegro” by Johann Christian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0xcaa145d3dcdf8face56cf2723f0b16da3778c203fe6ce16645a4abe493ed369f and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190721508.
Recording identifiers
- ISRC
- HKI190721508
- Title
- Keyboard Sonata in G Major, Op. 17, No. 4, W. A10: I. Allegro
- Artist
- Johann Christian Bach
- CopyrightID (CopyrightChains transaction hash)
0xcaa145d3dcdf8face56cf2723f0b16da3778c203fe6ce16645a4abe493ed369f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:0cda78e543ae8738a27607b29509f0bdb085f6d3ced6073bfda58259a00537d6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190721508
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Keyboard Sonata in G Major, Op. 17, No. 4, W. A10: I. Allegro · Machine-readable JSON-LD