ISRC FRUM71600404
Verified recording
FRUM71600404 is “Sonata for two pianos in D Major K.448 - Transcribed for piano and marimba: II. Andante” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x9a7ea3a845d4e60fd504cd2d54b97eb3129d4f0d3ad2add3683d6308be3e9504 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71600404.
Recording identifiers
- ISRC
- FRUM71600404
- Title
- Sonata for two pianos in D Major K.448 - Transcribed for piano and marimba: II. Andante
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x9a7ea3a845d4e60fd504cd2d54b97eb3129d4f0d3ad2add3683d6308be3e9504
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:77fc4a5148ae0eef3b90729e883543ab67a25942d0e74ed5392eba56042df6b6- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRUM71600404
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Sonata for two pianos in D Major K.448 - Transcribed for piano and marimba: II. Andante · Machine-readable JSON-LD