ISRC FR9W12005049
Verified recording
FR9W12005049 is “Trio Sonata No. 6 in A Major, Op. 4: IV. Vivace” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0xce01a75b07daa80f2e45d486db5f29388e0ba1490b8f4dc9d7fbe6feeffda39a 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/FR9W12005049.
Recording identifiers
- ISRC
- FR9W12005049
- Title
- Trio Sonata No. 6 in A Major, Op. 4: IV. Vivace
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0xce01a75b07daa80f2e45d486db5f29388e0ba1490b8f4dc9d7fbe6feeffda39a
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:813dd9b16341c638c7c54568041589d16ce933cc67277d875b6bc7a13f38be38- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12005049
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Trio Sonata No. 6 in A Major, Op. 4: IV. Vivace · Machine-readable JSON-LD