ISRC CALC41701113
Verified recording
CALC41701113 is “Sonata for Two Violins in G Major, Op. 3 No. 1: III. Allegro” by Jean-Marie Leclair,
registered on the CopyrightChains blockchain with CopyrightID
0xe7885456d6b425a4ebd3de33284dcd6b1bc480b4fc13db126f8ab91b8bb44ece and independently timestamped
in Bitcoin block 960418 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41701113.
Recording identifiers
- ISRC
- CALC41701113
- Title
- Sonata for Two Violins in G Major, Op. 3 No. 1: III. Allegro
- Artist
- Jean-Marie Leclair
- CopyrightID (CopyrightChains transaction hash)
0xe7885456d6b425a4ebd3de33284dcd6b1bc480b4fc13db126f8ab91b8bb44ece
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:20:15+00:00
- Bitcoin block
- 960418
- Canonical record hash
sha256:a8958145ae9ed9fae0ff4c7457d1b906352d08edafa45c85d2215edfc48ffebb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CALC41701113
- Bitcoin block existence check
- https://blockstream.info/api/block/960418
Full record
Track page: Sonata for Two Violins in G Major, Op. 3 No. 1: III. Allegro · Machine-readable JSON-LD