ISRC HKI190743408
Verified recording
HKI190743408 is “Keyboard Concerto in G Major, Hob.XVIII:4: II. Adagio cantabile” by Joseph Haydn,
registered on the CopyrightChains blockchain with CopyrightID
0x859772a44e5be25ebec95431485cdafe631be511eb5359f80d835666d6513bed 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/HKI190743408.
Recording identifiers
- ISRC
- HKI190743408
- Title
- Keyboard Concerto in G Major, Hob.XVIII:4: II. Adagio cantabile
- Artist
- Joseph Haydn
- CopyrightID (CopyrightChains transaction hash)
0x859772a44e5be25ebec95431485cdafe631be511eb5359f80d835666d6513bed
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:501b15431e21e7b0be96c8b936c3951214de555aa8d90378394057813ce7ba63- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI190743408
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Keyboard Concerto in G Major, Hob.XVIII:4: II. Adagio cantabile · Machine-readable JSON-LD