ISRC FRZ132210020
Verified recording
FRZ132210020 is “Violin Concerto in D Major, RV 229: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x8c29947a7b11127957fab88b94c3f2de09421786758ff23f0218ba5cbe5c4017 and independently timestamped
in Bitcoin block 960222 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132210020.
Recording identifiers
- ISRC
- FRZ132210020
- Title
- Violin Concerto in D Major, RV 229: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x8c29947a7b11127957fab88b94c3f2de09421786758ff23f0218ba5cbe5c4017
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:48:45+00:00
- Bitcoin block
- 960222
- Canonical record hash
sha256:447616470b408466dac145edd82d68c3fa40df656086414d63c8bca8256ddf19- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ132210020
- Bitcoin block existence check
- https://blockstream.info/api/block/960222
Full record
Track page: Violin Concerto in D Major, RV 229: II. Largo · Machine-readable JSON-LD