ISRC QM4TX1793472
Verified recording
QM4TX1793472 is “Flute Concerto in G Major, RV 437: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0x5a944072368c6a11012d82af57dfa4c0d9de57adc51e72dacde7a5337d1180fa and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1793472.
Recording identifiers
- ISRC
- QM4TX1793472
- Title
- Flute Concerto in G Major, RV 437: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0x5a944072368c6a11012d82af57dfa4c0d9de57adc51e72dacde7a5337d1180fa
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:4a5a28be549656a3b18ec7bb28d008bf69352836456614edd6065a63291b3bb6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1793472
- Bitcoin block existence check
- https://blockstream.info/api/block/960435
Full record
Track page: Flute Concerto in G Major, RV 437: II. Largo · Machine-readable JSON-LD