ISRC QM4TW2296326
Verified recording
QM4TW2296326 is “Nocturne, No. 20 in C-Sharp Minor, Op. posth (Arr. for Cello and Qanun by Jamal Aliyev)” by Frédéric Chopin,
registered on the CopyrightChains blockchain with CopyrightID
0xc1851e7237278356f96c4aecd24262a9cf6a22cfaed0eaa5e5b651075281dde0 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2296326.
Recording identifiers
- ISRC
- QM4TW2296326
- Title
- Nocturne, No. 20 in C-Sharp Minor, Op. posth (Arr. for Cello and Qanun by Jamal Aliyev)
- Artist
- Frédéric Chopin
- CopyrightID (CopyrightChains transaction hash)
0xc1851e7237278356f96c4aecd24262a9cf6a22cfaed0eaa5e5b651075281dde0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:a1d0822fc9d74bcf88ec17f7e95810e4fed0e6cd25c588faf7e54d377546fdf9- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QM4TW2296326
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Nocturne, No. 20 in C-Sharp Minor, Op. posth (Arr. for Cello and Qanun by Jamal Aliyev) · Machine-readable JSON-LD