ISRC FRZ131401100
Verified recording
FRZ131401100 is “Requiem in D Minor, K. 626: IV. Hostias (Offertorium)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xe5879e41548d440a1940058ab01f0958dcfd24e66dd7654f4a35da00cb0877af and independently timestamped
in Bitcoin block 960223 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131401100.
Recording identifiers
- ISRC
- FRZ131401100
- Title
- Requiem in D Minor, K. 626: IV. Hostias (Offertorium)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xe5879e41548d440a1940058ab01f0958dcfd24e66dd7654f4a35da00cb0877af
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T07:51:46+00:00
- Bitcoin block
- 960223
- Canonical record hash
sha256:c3f566667f77c16f0daebc43c8f47e274f5c9a0875c42573a85aea0b5ebbb6e3- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131401100
- Bitcoin block existence check
- https://blockstream.info/api/block/960223
Full record
Track page: Requiem in D Minor, K. 626: IV. Hostias (Offertorium) · Machine-readable JSON-LD