ISRC FRZ206415901
Verified recording
FRZ206415901 is “Vivaldi: Cello Sonata No. 4 in B-Flat Major, Op. 14, RV 45: I. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x36f61644bf51af914828d81565ad913395c9f0657e80ca08d35e817dd071c090 and independently timestamped
in Bitcoin block 953513 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ206415901.
Recording identifiers
- ISRC
- FRZ206415901
- Title
- Vivaldi: Cello Sonata No. 4 in B-Flat Major, Op. 14, RV 45: I. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x36f61644bf51af914828d81565ad913395c9f0657e80ca08d35e817dd071c090
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:47:07+00:00
- Bitcoin block
- 953513
- Canonical record hash
sha256:59dcb1e9856fffa101a151c184a8b1af7f91c14e7062558138273c5005428c71- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ206415901
- Bitcoin block existence check
- https://blockstream.info/api/block/953513
Full record
Track page: Vivaldi: Cello Sonata No. 4 in B-Flat Major, Op. 14, RV 45: I. Largo · Machine-readable JSON-LD