ISRC USKO11400001
Verified recording
USKO11400001 is “Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): I. Allegro” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5d2cf9aa7c369efe6c30bd07cc30ab7fe49c1843e57ef046dde56aa0aebcff80 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11400001.
Recording identifiers
- ISRC
- USKO11400001
- Title
- Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): I. Allegro
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5d2cf9aa7c369efe6c30bd07cc30ab7fe49c1843e57ef046dde56aa0aebcff80
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:db3555dc89c48933ed5bb3924e418c0567f03bf67b4f04451f3570737fd3a63c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USKO11400001
- Bitcoin block existence check
- https://blockstream.info/api/block/957073
Full record
Track page: Concerto No. 1 in E major, Op. 8, RV 269, "La primavera" (Spring): I. Allegro · Machine-readable JSON-LD