ISRC FRZ299523170
Verified recording
FRZ299523170 is “Concerto en do majeur pour mandoline & cordes, Rv 425: Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xe2aa221313578bf973c333e6dfd414999a2309b064e80103671bb06964dd895c and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299523170.
Recording identifiers
- ISRC
- FRZ299523170
- Title
- Concerto en do majeur pour mandoline & cordes, Rv 425: Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xe2aa221313578bf973c333e6dfd414999a2309b064e80103671bb06964dd895c
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:bb25e6fe82e3e0fc38f9bfa0a74997551042095ec0bca30027fdff60dc2761b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299523170
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Concerto en do majeur pour mandoline & cordes, Rv 425: Largo · Machine-readable JSON-LD