ISRC FRZ131914050
Verified recording
FRZ131914050 is “Violin Concerto in B Minor, RV 387: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x6f869de12e47a381702ab2afcf799cf8aaada6c1710546e4e7a4ee901bd3b8d0 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/FRZ131914050.
Recording identifiers
- ISRC
- FRZ131914050
- Title
- Violin Concerto in B Minor, RV 387: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x6f869de12e47a381702ab2afcf799cf8aaada6c1710546e4e7a4ee901bd3b8d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:ef269b5458a04aaf5c29fd9a42bed4c640d5a0c186c5caa8a91e9b84fea1732e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131914050
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Violin Concerto in B Minor, RV 387: II. Largo · Machine-readable JSON-LD