ISRC NLA506900030
Verified recording
NLA506900030 is “Trio for Clarinet, Viola and Piano in E flat K.498 "Kegelstatt": 1. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3742e21120c29f4f9d7ab63fdff3f284cb352c3f540669410e729bb270f469ef and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506900030.
Recording identifiers
- ISRC
- NLA506900030
- Title
- Trio for Clarinet, Viola and Piano in E flat K.498 "Kegelstatt": 1. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3742e21120c29f4f9d7ab63fdff3f284cb352c3f540669410e729bb270f469ef
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:d00232d9e0358da4c64dc0f232f012870b0436abf66c2aef13af462d00293d9f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLA506900030
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Trio for Clarinet, Viola and Piano in E flat K.498 "Kegelstatt": 1. Andante · Machine-readable JSON-LD