ISRC QMVRR1670274
Verified recording
QMVRR1670274 is “Flute Quartet in G Major, K. 285a: II. Tempo di Menuetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xdeaa55463277d30df52a57b32163d058c3e99d38e5aefc927631ec2f715d14c3 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1670274.
Recording identifiers
- ISRC
- QMVRR1670274
- Title
- Flute Quartet in G Major, K. 285a: II. Tempo di Menuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xdeaa55463277d30df52a57b32163d058c3e99d38e5aefc927631ec2f715d14c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:f5cb36273a4ef0cb84116de6f0a700cd6a72e819df3c1ab9dadc4f34d05163b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMVRR1670274
- Bitcoin block existence check
- https://blockstream.info/api/block/960410
Full record
Track page: Flute Quartet in G Major, K. 285a: II. Tempo di Menuetto · Machine-readable JSON-LD