ISRC USCGH1730496
Verified recording
USCGH1730496 is “Piano Sonata No. 11 in A Major, K. 331: I. Theme and Variations, Andante grazioso” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xcd377900304fcd1f6e5efd2f6142d38911f7224fc10ec0d04da7abcdb0a01ff5 and independently timestamped
in Bitcoin block 953515 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGH1730496.
Recording identifiers
- ISRC
- USCGH1730496
- Title
- Piano Sonata No. 11 in A Major, K. 331: I. Theme and Variations, Andante grazioso
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xcd377900304fcd1f6e5efd2f6142d38911f7224fc10ec0d04da7abcdb0a01ff5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T12:53:06+00:00
- Bitcoin block
- 953515
- Canonical record hash
sha256:8101fa86818e1b6721b6aba048af88aa0e73436cddc287e06ac1fd780581e1a5- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/USCGH1730496
- Bitcoin block existence check
- https://blockstream.info/api/block/953515
Full record
Track page: Piano Sonata No. 11 in A Major, K. 331: I. Theme and Variations, Andante grazioso · Machine-readable JSON-LD