ISRC FRX290200850
Verified recording
FRX290200850 is “The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x55b879460830b1d5f19bcdfc4595a97c5c07e041f4902f870e7f5dce3833c09f 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/FRX290200850.
Recording identifiers
- ISRC
- FRX290200850
- Title
- The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x55b879460830b1d5f19bcdfc4595a97c5c07e041f4902f870e7f5dce3833c09f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:5ba2df28fbd6b601c593972da3da90ffcda45742e988b568bbf5ce1b1089e11e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRX290200850
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: The Four Seasons, Violin Concerto No. 1 in E Major, RV 269 "Spring": II. Largo · Machine-readable JSON-LD