ISRC FRZ131429140
Verified recording
FRZ131429140 is “Bassoon Concerto in A Minor, RV 500: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x3b26998198f314bd46a02409a82656fc51682a63bd2308464e91c0ff6d5690db and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131429140.
Recording identifiers
- ISRC
- FRZ131429140
- Title
- Bassoon Concerto in A Minor, RV 500: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x3b26998198f314bd46a02409a82656fc51682a63bd2308464e91c0ff6d5690db
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:5c6921065fc6b4ff266203ec9ea7ed416ed25199631104785171beca0fa318b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131429140
- Bitcoin block existence check
- https://blockstream.info/api/block/960266
Full record
Track page: Bassoon Concerto in A Minor, RV 500: II. Largo · Machine-readable JSON-LD