ISRC FR50X2299903
Verified recording
FR50X2299903 is “Trio Sonata in D Minor, Op. 4, No. 1: III. Largo” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0x597a9bcc0953e15ad956fd6b94c16e5992ed47dc398221bd187f86ecbfcc3f2d and independently timestamped
in Bitcoin block 960397 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2299903.
Recording identifiers
- ISRC
- FR50X2299903
- Title
- Trio Sonata in D Minor, Op. 4, No. 1: III. Largo
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0x597a9bcc0953e15ad956fd6b94c16e5992ed47dc398221bd187f86ecbfcc3f2d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T12:24:41+00:00
- Bitcoin block
- 960397
- Canonical record hash
sha256:2fe4ef1169e61e6a1365fde251f7f642b6b2c5788e81bf6053f78d37aa94fa43- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X2299903
- Bitcoin block existence check
- https://blockstream.info/api/block/960397
Full record
Track page: Trio Sonata in D Minor, Op. 4, No. 1: III. Largo · Machine-readable JSON-LD