ISRC FR9W12005029
Verified recording
FR9W12005029 is “Trio Sonata No. 2 in B-Flat Major, Op. 4: I. Adagio” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0x300068b66e0392cc084089c32f130481006a02b5992896bce7e8e83790a0c315 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12005029.
Recording identifiers
- ISRC
- FR9W12005029
- Title
- Trio Sonata No. 2 in B-Flat Major, Op. 4: I. Adagio
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0x300068b66e0392cc084089c32f130481006a02b5992896bce7e8e83790a0c315
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:e11eca29f52550d15de3bdbc57d6b1cbbcdcf98120adc411352ea92ffe1f0040- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR9W12005029
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Trio Sonata No. 2 in B-Flat Major, Op. 4: I. Adagio · Machine-readable JSON-LD