ISRC FR50X1531218
Verified recording
FR50X1531218 is “Violin Concerto in F Minor, "Winter", Op. 8 No. 4, RV 297: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xc00c06ba53775558e1202afc0c9a293f7fe477db731a8d3d3f69311c5bf69709 and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1531218.
Recording identifiers
- ISRC
- FR50X1531218
- Title
- Violin Concerto in F Minor, "Winter", Op. 8 No. 4, RV 297: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xc00c06ba53775558e1202afc0c9a293f7fe477db731a8d3d3f69311c5bf69709
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:558fde1e1d47dfb9725559fd56c38b9f46275469a30779729ece314b87157b42- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FR50X1531218
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Violin Concerto in F Minor, "Winter", Op. 8 No. 4, RV 297: II. Largo · Machine-readable JSON-LD