ISRC CZA160503489
Verified recording
CZA160503489 is “Maurerische Trauermusik in C Minor, K. 477” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xe2b457db872f5094ea16ac9ac172a283e215d16b6205716dd5f56b2fe9604ee9 and independently timestamped
in Bitcoin block 957120 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160503489.
Recording identifiers
- ISRC
- CZA160503489
- Title
- Maurerische Trauermusik in C Minor, K. 477
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xe2b457db872f5094ea16ac9ac172a283e215d16b6205716dd5f56b2fe9604ee9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:a767530ebac468c151109c9c3ab8265271cc1e597ba122c2c2e2d6f0f2cd0f54- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CZA160503489
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Maurerische Trauermusik in C Minor, K. 477 · Machine-readable JSON-LD