ISRC DEF057203112
Verified recording
DEF057203112 is “Sonata For 2 Pianos In D, K. 448: 2. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf4ed86c160879fbf744d3ff6f8e01b56a33154e9d72115d7740b5472aa1e0a4d and independently timestamped
in Bitcoin block 960220 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203112.
Recording identifiers
- ISRC
- DEF057203112
- Title
- Sonata For 2 Pianos In D, K. 448: 2. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf4ed86c160879fbf744d3ff6f8e01b56a33154e9d72115d7740b5472aa1e0a4d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:28:30+00:00
- Bitcoin block
- 960220
- Canonical record hash
sha256:44bcc10320461ae6ed4b809f014f5d739cff9c75e3a58afe8109010bf34af849- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF057203112
- Bitcoin block existence check
- https://blockstream.info/api/block/960220
Full record
Track page: Sonata For 2 Pianos In D, K. 448: 2. Andante · Machine-readable JSON-LD