ISRC HKI199329402
Verified recording
HKI199329402 is “The Four Seasons: Violin Concerto in E Major, Op. 8, No. 1, Rv 269, "la primavera" (Spring): Ii. Largo e pianissimo sempre” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x073e3744752c3525aec5d92b1a50a5fed6d5a94afef632a23b2b1a2210ede1e1 and independently timestamped
in Bitcoin block 960481 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199329402.
Recording identifiers
- ISRC
- HKI199329402
- Title
- The Four Seasons: Violin Concerto in E Major, Op. 8, No. 1, Rv 269, "la primavera" (Spring): Ii. Largo e pianissimo sempre
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x073e3744752c3525aec5d92b1a50a5fed6d5a94afef632a23b2b1a2210ede1e1
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T23:51:35+00:00
- Bitcoin block
- 960481
- Canonical record hash
sha256:8fdf598bc57a3f88c612aa263935ac18b59b40e808131bedf671bdb5c94d0af2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/HKI199329402
- Bitcoin block existence check
- https://blockstream.info/api/block/960481
Full record
Track page: The Four Seasons: Violin Concerto in E Major, Op. 8, No. 1, Rv 269, "la primavera" (Spring): Ii. Largo e pianissimo sempre · Machine-readable JSON-LD