ISRC GBKTX0901660
Verified recording
GBKTX0901660 is “Sonata for Two Pianos in D Major, K448: II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xcbe4ce18d2a7347dd89a1c382a7acce0a48568e78ae3c013084451ece41174ab and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX0901660.
Recording identifiers
- ISRC
- GBKTX0901660
- Title
- Sonata for Two Pianos in D Major, K448: II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xcbe4ce18d2a7347dd89a1c382a7acce0a48568e78ae3c013084451ece41174ab
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:1ad1201aa94ef9b92b58bff86b9d2c361bb47327509d0bdca8ac8dc04356fc28- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX0901660
- Bitcoin block existence check
- https://blockstream.info/api/block/953520
Full record
Track page: Sonata for Two Pianos in D Major, K448: II. Andante · Machine-readable JSON-LD