ISRC FRZ131801450
Verified recording
FRZ131801450 is “Concerto for Viola d'amore in A Minor, RV 397: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x78de8032379be0a16c4384f40d0e9ab20229af28facf71340501d636e8db1b65 and independently timestamped
in Bitcoin block 960161 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801450.
Recording identifiers
- ISRC
- FRZ131801450
- Title
- Concerto for Viola d'amore in A Minor, RV 397: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x78de8032379be0a16c4384f40d0e9ab20229af28facf71340501d636e8db1b65
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:51:26+00:00
- Bitcoin block
- 960161
- Canonical record hash
sha256:a49959ad3cccdfed1adbe89ce3e12cc393e87e603ee8f804ad78170873c32ad7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801450
- Bitcoin block existence check
- https://blockstream.info/api/block/960161
Full record
Track page: Concerto for Viola d'amore in A Minor, RV 397: II. Largo · Machine-readable JSON-LD