ISRC FRZ131801080
Verified recording
FRZ131801080 is “Concerto for Strings in A Minor, RV 161: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x719f83e493a21963fbbd9f8634e4a8ddec90cb8f51a79db5fd9494bf20394e46 and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801080.
Recording identifiers
- ISRC
- FRZ131801080
- Title
- Concerto for Strings in A Minor, RV 161: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x719f83e493a21963fbbd9f8634e4a8ddec90cb8f51a79db5fd9494bf20394e46
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:585590fed16a7974c12ae66d928c40f7a5e0a2d46e384056e99e46c935ae40de- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801080
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Concerto for Strings in A Minor, RV 161: II. Largo · Machine-readable JSON-LD