ISRC CH4211900083
Verified recording
CH4211900083 is “Maurerische Trauermusik, K. 477” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4c2e53a22557f7d9e9199b926c11543ccd5e933648883f46178fa751d8d8febe and independently timestamped
in Bitcoin block 960468 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4211900083.
Recording identifiers
- ISRC
- CH4211900083
- Title
- Maurerische Trauermusik, K. 477
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4c2e53a22557f7d9e9199b926c11543ccd5e933648883f46178fa751d8d8febe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T21:25:57+00:00
- Bitcoin block
- 960468
- Canonical record hash
sha256:660571772baa1394a0e3fd60b4dc3f6b4511212415c939de24b8eb19297c0385- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CH4211900083
- Bitcoin block existence check
- https://blockstream.info/api/block/960468
Full record
Track page: Maurerische Trauermusik, K. 477 · Machine-readable JSON-LD