ISRC QM4TX1793475
Verified recording
QM4TX1793475 is “Concerto for Flute, Strings and Continuo in C Minor, RV 441: II. Largo” by Antonio Vivaldi,
registered on the CopyrightChains blockchain with CopyrightID
0xfff48e1e5be37d2a5b13d408d26259c4957b539e7859ebea3ae16ed4783a35d4 and independently timestamped
in Bitcoin block 960427 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1793475.
Recording identifiers
- ISRC
- QM4TX1793475
- Title
- Concerto for Flute, Strings and Continuo in C Minor, RV 441: II. Largo
- Artist
- Antonio Vivaldi
- CopyrightID (CopyrightChains transaction hash)
0xfff48e1e5be37d2a5b13d408d26259c4957b539e7859ebea3ae16ed4783a35d4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T15:59:18+00:00
- Bitcoin block
- 960427
- Canonical record hash
sha256:dbb78223e4e0e3f5e93bcbe857f76b84e7ae175ad589ebfae0b788258845efe3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TX1793475
- Bitcoin block existence check
- https://blockstream.info/api/block/960427
Full record
Track page: Concerto for Flute, Strings and Continuo in C Minor, RV 441: II. Largo · Machine-readable JSON-LD