ISRC HKI199718306
Verified recording
HKI199718306 is “Piano Concerto No. 4 in E-Flat Major, H. 28: III. Rondo. Allegretto” by John Field,
registered on the CopyrightChains blockchain with CopyrightID
0xa51bd181c4440f655b9b998534770e6eb2eabaea7b6b81abf542384d8ef05d52 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199718306.
Recording identifiers
- ISRC
- HKI199718306
- Title
- Piano Concerto No. 4 in E-Flat Major, H. 28: III. Rondo. Allegretto
- Artist
- John Field
- CopyrightID (CopyrightChains transaction hash)
0xa51bd181c4440f655b9b998534770e6eb2eabaea7b6b81abf542384d8ef05d52
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:336527483d5c4eaeb5f8d246d709e9be0a7cf5ff4052a4eafc63d8fdb8e87e39- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199718306
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Concerto No. 4 in E-Flat Major, H. 28: III. Rondo. Allegretto · Machine-readable JSON-LD