ISRC GBKTX1002905
Verified recording
GBKTX1002905 is “Sonata for Two Pianos in D Major, K. 448: II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd07c3f7bfcd6ab95756308249292dd39b2656c92d693e2feac6efc411190fc4f and independently timestamped
in Bitcoin block 956889 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX1002905.
Recording identifiers
- ISRC
- GBKTX1002905
- Title
- Sonata for Two Pianos in D Major, K. 448: II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd07c3f7bfcd6ab95756308249292dd39b2656c92d693e2feac6efc411190fc4f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T06:56:49+00:00
- Bitcoin block
- 956889
- Canonical record hash
sha256:75b8a8e2d8897debcfa93f94798fa07bc2f398cdcc9d02b8ca070a3435e1bc1a- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBKTX1002905
- Bitcoin block existence check
- https://blockstream.info/api/block/956889
Full record
Track page: Sonata for Two Pianos in D Major, K. 448: II. Andante · Machine-readable JSON-LD