ISRC ITD541500121
Verified recording
ITD541500121 is “The Four Seasons, Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x37ecfc9c41201fb4dc438c6507bfa84b9c2d3fb043db32b331c2c02ea4b59b4f and independently timestamped
in Bitcoin block 957819 on 2026-07-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD541500121.
Recording identifiers
- ISRC
- ITD541500121
- Title
- The Four Seasons, Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x37ecfc9c41201fb4dc438c6507bfa84b9c2d3fb043db32b331c2c02ea4b59b4f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-13T07:53:33+00:00
- Bitcoin block
- 957819
- Canonical record hash
sha256:1f3cfdc2a840843dc0d8182a1b0273235bf83a8924240bbc8dcc3d5384c2133e- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/ITD541500121
- Bitcoin block existence check
- https://blockstream.info/api/block/957819
Full record
Track page: The Four Seasons, Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo · Machine-readable JSON-LD