ISRC GBF077640207
Verified recording
GBF077640207 is “Flute Concerto in G Minor, RV 439 "La notte": 4. Largo (Il Sonno)” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xb47ffca15a77bee7d98683372ff57675a7ca6322f740b916c341b868b5e8f0bd and independently timestamped
in Bitcoin block 960145 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077640207.
Recording identifiers
- ISRC
- GBF077640207
- Title
- Flute Concerto in G Minor, RV 439 "La notte": 4. Largo (Il Sonno)
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xb47ffca15a77bee7d98683372ff57675a7ca6322f740b916c341b868b5e8f0bd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T21:13:37+00:00
- Bitcoin block
- 960145
- Canonical record hash
sha256:a20bd2c703c56644d7ab7e17a59d79ea1514b8486f2ed2ab92f57c684154afac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBF077640207
- Bitcoin block existence check
- https://blockstream.info/api/block/960145
Full record
Track page: Flute Concerto in G Minor, RV 439 "La notte": 4. Largo (Il Sonno) · Machine-readable JSON-LD