ISRC FRZ202200326
Verified recording
FRZ202200326 is “Bach, JC: Keyboard Concerto in C Major, Op. 7 No. 1: II. Menuetto” by Johann Christian Bach,
registered on the CopyrightChains blockchain with CopyrightID
0x77ffa6eabe2945ea4a7b11f8b24efea6da53bbdfef3f64e2ffa2a0543718deec 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/FRZ202200326.
Recording identifiers
- ISRC
- FRZ202200326
- Title
- Bach, JC: Keyboard Concerto in C Major, Op. 7 No. 1: II. Menuetto
- Artist
- Johann Christian Bach
- CopyrightID (CopyrightChains transaction hash)
0x77ffa6eabe2945ea4a7b11f8b24efea6da53bbdfef3f64e2ffa2a0543718deec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:bf53056b175dbd5c612ab5ca9d8fea6d7f53a770fa712879923ae075960ebca5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ202200326
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Bach, JC: Keyboard Concerto in C Major, Op. 7 No. 1: II. Menuetto · Machine-readable JSON-LD