ISRC DEF058231879
Verified recording
DEF058231879 is “Die letzte Prüfung” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x8d0da8e9b76403aa93c8dc65907c9e1286440714331bca57a5e317f1de069248 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/DEF058231879.
Recording identifiers
- ISRC
- DEF058231879
- Title
- Die letzte Prüfung
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x8d0da8e9b76403aa93c8dc65907c9e1286440714331bca57a5e317f1de069248
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:e4d1ac37ee2de0b24094de352ad4261f362356c4363a59bb31e4f32752b0cb88- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DEF058231879
- Bitcoin block existence check
- https://blockstream.info/api/block/957118