ISRC QMDA61377884
Verified recording
QMDA61377884 is “Piano Sonata in A Minor, Op. 18 No. 2: I. Agitato assai” by Jan Ladislav Dussek,
registered on the CopyrightChains blockchain with CopyrightID
0x930efa4878864a837c2f901b4001629d003121ddc71594e6feb5858bd0346cac 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/QMDA61377884.
Recording identifiers
- ISRC
- QMDA61377884
- Title
- Piano Sonata in A Minor, Op. 18 No. 2: I. Agitato assai
- Artist
- Jan Ladislav Dussek
- CopyrightID (CopyrightChains transaction hash)
0x930efa4878864a837c2f901b4001629d003121ddc71594e6feb5858bd0346cac
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:da3989356de680243644962ab756083be2e74047c9e9664aadeac71e2641bdac- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QMDA61377884
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Piano Sonata in A Minor, Op. 18 No. 2: I. Agitato assai · Machine-readable JSON-LD