ISRC NLA506900194
Verified recording
NLA506900194 is “Flute Quartet in A, K.298: 2. Menuetto” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xb3f983fd413e8e7cf87f245c855be831619598d692cf484d39bed18308a629b2 and independently timestamped
in Bitcoin block 960368 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506900194.
Recording identifiers
- ISRC
- NLA506900194
- Title
- Flute Quartet in A, K.298: 2. Menuetto
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xb3f983fd413e8e7cf87f245c855be831619598d692cf484d39bed18308a629b2
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T08:26:41+00:00
- Bitcoin block
- 960368
- Canonical record hash
sha256:0d9cdfec4e832de96ab98a9d4cff362c201f881b271daa974688d92b03a6369f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506900194
- Bitcoin block existence check
- https://blockstream.info/api/block/960368
Full record
Track page: Flute Quartet in A, K.298: 2. Menuetto · Machine-readable JSON-LD