ISRC FRZ201900821
Verified recording
FRZ201900821 is “Leclair: Violin Concerto in F Major, Op. 7 No. 4: I. Allegro moderato” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0xf9935a999fdbfb38d2e68e2b18c7232919725c11d0518b06fb54132370ac4be0 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/FRZ201900821.
Recording identifiers
- ISRC
- FRZ201900821
- Title
- Leclair: Violin Concerto in F Major, Op. 7 No. 4: I. Allegro moderato
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0xf9935a999fdbfb38d2e68e2b18c7232919725c11d0518b06fb54132370ac4be0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ce004cfff5b261f9007a2e3bcd8aa9332647dee919069b96e17e892285d40450- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201900821
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Leclair: Violin Concerto in F Major, Op. 7 No. 4: I. Allegro moderato · Machine-readable JSON-LD