ISRC FR9W12005039

Verified recording

FR9W12005039 is “Trio Sonata No. 4 in F Major, Op. 4: II. Allegro ma non tropo” by Jean-Marie Leclair, registered on the CopyrightChains blockchain with CopyrightID 0xa809c8f8385d77704a8ce48797f540145371b460a4d4eef7e741423a6a32b0a0 and independently timestamped in Bitcoin block 960455 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12005039.

Recording identifiers

ISRC
FR9W12005039
Title
Trio Sonata No. 4 in F Major, Op. 4: II. Allegro ma non tropo
Artist
Jean-Marie Leclair
CopyrightID (CopyrightChains transaction hash)
0xa809c8f8385d77704a8ce48797f540145371b460a4d4eef7e741423a6a32b0a0

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T19:53:13+00:00
Bitcoin block
960455
Canonical record hash
sha256:e0697b3c656a0cab6279db16d9e4004fb5cb4cfda828b3e02a0020e0faadf36f
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12005039
Bitcoin block existence check
https://blockstream.info/api/block/960455

Full record

Track page: Trio Sonata No. 4 in F Major, Op. 4: II. Allegro ma non tropo · Machine-readable JSON-LD