ISRC SEWDL6142690
Verified recording
SEWDL6142690 is “Piano Sonata No. 11 in A Major, K. 331: I. Andante grazioso” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x76d6a521432374982cf21afacdc7b0094bf12416ae8ca964119a7847b45c53d0 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6142690.
Recording identifiers
- ISRC
- SEWDL6142690
- Title
- Piano Sonata No. 11 in A Major, K. 331: I. Andante grazioso
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x76d6a521432374982cf21afacdc7b0094bf12416ae8ca964119a7847b45c53d0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c56585d7d9539399be80665a8d818b8fe90e1383d61271f826f5cba980f43955- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/SEWDL6142690
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Piano Sonata No. 11 in A Major, K. 331: I. Andante grazioso · Machine-readable JSON-LD