ISRC FRZ201901259
Verified recording
FRZ201901259 is “Vivaldi: Cello Concerto in B Minor, RV 424: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x404688ec0ec85c2cbd39fcbfb85350b26d3d13b843972f218dc601b4f75f1cb5 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201901259.
Recording identifiers
- ISRC
- FRZ201901259
- Title
- Vivaldi: Cello Concerto in B Minor, RV 424: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x404688ec0ec85c2cbd39fcbfb85350b26d3d13b843972f218dc601b4f75f1cb5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:a2e0661317c6e9ec94d3fc40dd3cbb02fab9686ecc837e1b43ed3bf310f26d60- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ201901259
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Vivaldi: Cello Concerto in B Minor, RV 424: II. Largo · Machine-readable JSON-LD