ISRC HKI199839203
Verified recording
HKI199839203 is “String Quartet No. 9 in C Major, Op. 59, No. 3, "Rasumovsky": III. Menuetto: Grazioso” by Ludwig van Beethoven,
registered on the CopyrightChains blockchain with CopyrightID
0xf5ca780eac72a8c488459b25ed571dfdf566670719e06e4778ba167e75c05b80 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/HKI199839203.
Recording identifiers
- ISRC
- HKI199839203
- Title
- String Quartet No. 9 in C Major, Op. 59, No. 3, "Rasumovsky": III. Menuetto: Grazioso
- Artist
- Ludwig van Beethoven
- CopyrightID (CopyrightChains transaction hash)
0xf5ca780eac72a8c488459b25ed571dfdf566670719e06e4778ba167e75c05b80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bf11a3d63d6d367f0dc603404597976991070dffe531986447e6f8faa033aebe- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199839203
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: String Quartet No. 9 in C Major, Op. 59, No. 3, "Rasumovsky": III. Menuetto: Grazioso · Machine-readable JSON-LD