ISRC FRZ131801340
Verified recording
FRZ131801340 is “Concerto for Strings in C Major, RV 117: III. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xf0cd501d5da1e66b4d7e8ec51e736e5661475dbd87fc4e2ed026bbee2c467969 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/FRZ131801340.
Recording identifiers
- ISRC
- FRZ131801340
- Title
- Concerto for Strings in C Major, RV 117: III. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xf0cd501d5da1e66b4d7e8ec51e736e5661475dbd87fc4e2ed026bbee2c467969
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:36ee45ef8b76dae43d32a858118ef1a66aa76f6c988df00d3efc75bdea294fd7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131801340
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Concerto for Strings in C Major, RV 117: III. Allegro · Machine-readable JSON-LD