ISRC CH1491839111
Verified recording
CH1491839111 is “Violin Sonata No. 1 in C Major, RV 4: I. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x2cc7ae86cb43d778e1fadcd370d024460df5189843f948e50b826f70101d3332 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/CH1491839111.
Recording identifiers
- ISRC
- CH1491839111
- Title
- Violin Sonata No. 1 in C Major, RV 4: I. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x2cc7ae86cb43d778e1fadcd370d024460df5189843f948e50b826f70101d3332
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:f9f8221a905ed28a1a802d6f2c4ebda19009663618aa10f814e8951ec7ae1a60- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH1491839111
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Sonata No. 1 in C Major, RV 4: I. Largo · Machine-readable JSON-LD