ISRC FRZ208900306
Verified recording
FRZ208900306 is “Mozart: Requiem in D Minor, K. 626: VI. Recordare” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x4a85ba9faf003e17d80f9d560bcdb21fd91b7141f2b9db566a5b2719de8b80f3 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208900306.
Recording identifiers
- ISRC
- FRZ208900306
- Title
- Mozart: Requiem in D Minor, K. 626: VI. Recordare
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x4a85ba9faf003e17d80f9d560bcdb21fd91b7141f2b9db566a5b2719de8b80f3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:2dcb74eeaede5794d9e7688a232f96289d9a6fa5b4d352c837e036965f54f3b1- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208900306
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Mozart: Requiem in D Minor, K. 626: VI. Recordare · Machine-readable JSON-LD