ISRC QMDA61377887
Verified recording
QMDA61377887 is “Piano Sonata in D Major, Op. 31 No. 2: III. Allegro con espressione” by Jan Ladislav Dussek,
registered on the CopyrightChains blockchain with CopyrightID
0x0ad27231e701978e334c380750d99ff7f80cf3cb2315cd523ae047b91518f469 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/QMDA61377887.
Recording identifiers
- ISRC
- QMDA61377887
- Title
- Piano Sonata in D Major, Op. 31 No. 2: III. Allegro con espressione
- Artist
- Jan Ladislav Dussek
- CopyrightID (CopyrightChains transaction hash)
0x0ad27231e701978e334c380750d99ff7f80cf3cb2315cd523ae047b91518f469
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:9f92204a889c77a20d36b37ca86e630bed98118e2800871c2669923f56d36071- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61377887
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata in D Major, Op. 31 No. 2: III. Allegro con espressione · Machine-readable JSON-LD