ISRC FRZ201900856
Verified recording
FRZ201900856 is “Leclair: Violin Concerto in B-Flat Major, Op. 10 No. 1: III. Giga. Allegro ma non troppo” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0x56b7d67fcd42296aff4452e73dfd93a32ea7d6ff1171e96131f7dbb75f6dcf65 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201900856.
Recording identifiers
- ISRC
- FRZ201900856
- Title
- Leclair: Violin Concerto in B-Flat Major, Op. 10 No. 1: III. Giga. Allegro ma non troppo
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0x56b7d67fcd42296aff4452e73dfd93a32ea7d6ff1171e96131f7dbb75f6dcf65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:d1cb5cd7f870736b2afbf54eb6b68d17b6b87c68657e823324da5a8662157453- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201900856
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Leclair: Violin Concerto in B-Flat Major, Op. 10 No. 1: III. Giga. Allegro ma non troppo · Machine-readable JSON-LD