ISRC DEF058903690

Verified recording

DEF058903690 is “Contredanse in C Major, K. 587 "Der Sieg vom Helden Koburg"” by Wolfgang Amadeus Mozart, registered on the CopyrightChains blockchain with CopyrightID 0x35231ae7e4ed58b45ebb2302ef1a4a477f3d3ee7247de11965a098234560b366 and independently timestamped in Bitcoin block 960273 on 2026-07-30. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903690.

Recording identifiers

ISRC
DEF058903690
Title
Contredanse in C Major, K. 587 "Der Sieg vom Helden Koburg"
Artist
Wolfgang Amadeus Mozart
CopyrightID (CopyrightChains transaction hash)
0x35231ae7e4ed58b45ebb2302ef1a4a477f3d3ee7247de11965a098234560b366

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-30T15:42:38+00:00
Bitcoin block
960273
Canonical record hash
sha256:b0a285e6e0470a2376873716aa60b9a0752a7dff32d77cc1dace3cebdefd9671
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058903690
Bitcoin block existence check
https://blockstream.info/api/block/960273

Full record

Track page: Contredanse in C Major, K. 587 "Der Sieg vom Helden Koburg" · Machine-readable JSON-LD