ISRC QMT2Q1220020

Verified recording

QMT2Q1220020 is “Piano Sonata No. 11 in A Major, K. 331: III. Rondo Alla Turca” by Diane Hidy & Keith Snell, registered on the CopyrightChains blockchain with CopyrightID 0xab8432171699f1b47b5a6a5d61ae75a3ed15914dc4990b9b3dce38d64e9e4cbf and independently timestamped in Bitcoin block 953520 on 2026-06-13. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMT2Q1220020.

Recording identifiers

ISRC
QMT2Q1220020
Title
Piano Sonata No. 11 in A Major, K. 331: III. Rondo Alla Turca
Artist
Diane Hidy & Keith Snell
CopyrightID (CopyrightChains transaction hash)
0xab8432171699f1b47b5a6a5d61ae75a3ed15914dc4990b9b3dce38d64e9e4cbf

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-06-13T13:32:09+00:00
Bitcoin block
953520
Canonical record hash
sha256:93feb6ec279bd77c3cdab4acbd7fa1a31e78535dfc7e82093dcdf14fe854f59b
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMT2Q1220020
Bitcoin block existence check
https://blockstream.info/api/block/953520

Full record

Track page: Piano Sonata No. 11 in A Major, K. 331: III. Rondo Alla Turca · Machine-readable JSON-LD