ISRC USSM17900437
Verified recording
USSM17900437 is “Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xe0f636afa5631c460cbb19b58ce6a3d3cc6b470e43a8cfbad9288f0fcfb881d3 and independently timestamped
in Bitcoin block 960296 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900437.
Recording identifiers
- ISRC
- USSM17900437
- Title
- Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xe0f636afa5631c460cbb19b58ce6a3d3cc6b470e43a8cfbad9288f0fcfb881d3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:11:09+00:00
- Bitcoin block
- 960296
- Canonical record hash
sha256:5a4841d8960c8b1d082b8f066f06b3ab75eb9fdbabce65d82bbe9659f76488d7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USSM17900437
- Bitcoin block existence check
- https://blockstream.info/api/block/960296
Full record
Track page: Concerto No. 4 in F Minor, RV 297 "Winter": II. Largo · Machine-readable JSON-LD