ISRC DEF058903683

Verified recording

DEF058903683 is “Ein musikalischer Spass, K. 522: II. Menuetto (Maestoso) - Trio” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x4119c28d3a206f66c534e50ce88f7304d0d0b6daeb0a1a996e5654fbaa6f6ebb and independently timestamped in Bitcoin block 956856 on 2026-07-06. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903683.

Recording identifiers

ISRC
DEF058903683
Title
Ein musikalischer Spass, K. 522: II. Menuetto (Maestoso) - Trio
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x4119c28d3a206f66c534e50ce88f7304d0d0b6daeb0a1a996e5654fbaa6f6ebb

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-06T01:25:57+00:00
Bitcoin block
956856
Canonical record hash
sha256:6bbd1450511d9cc39c0bdaf0270b5714661c47ab85084801700bb2be6d8c4b87
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903683
Bitcoin block existence check
https://blockstream.info/api/block/956856

Full record

Track page: Ein musikalischer Spass, K. 522: II. Menuetto (Maestoso) - Trio · Machine-readable JSON-LD