ISRC CZN921700019
Verified recording
CZN921700019 is “The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297, "Winter": I. Allegro non molto” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x6e34de3af0e97d7735ac910b4d8dba505dece42a9d9a8c62e4177a39d584a250 and independently timestamped
in Bitcoin block 960403 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZN921700019.
Recording identifiers
- ISRC
- CZN921700019
- Title
- The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297, "Winter": I. Allegro non molto
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x6e34de3af0e97d7735ac910b4d8dba505dece42a9d9a8c62e4177a39d584a250
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:04:34+00:00
- Bitcoin block
- 960403
- Canonical record hash
sha256:17fb845f613acfed7c8cd95b2fbb979db6c778029e2cde40b94efc9dff4704f8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZN921700019
- Bitcoin block existence check
- https://blockstream.info/api/block/960403
Full record
Track page: The Four Seasons, Violin Concerto No. 4 in F Minor, RV 297, "Winter": I. Allegro non molto · Machine-readable JSON-LD