ISRC FRZ207500405
Verified recording
FRZ207500405 is “Mozart: Requiem in D Minor, K. 626: V. Rex tremendae” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x977e85cf8e878967763192fb3b2663f0f69fb666c8ded5107608f107c65cdfbe 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/FRZ207500405.
Recording identifiers
- ISRC
- FRZ207500405
- Title
- Mozart: Requiem in D Minor, K. 626: V. Rex tremendae
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x977e85cf8e878967763192fb3b2663f0f69fb666c8ded5107608f107c65cdfbe
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:22:41+00:00
- Bitcoin block
- 957120
- Canonical record hash
sha256:d348d0878aa241932adf0a248d9285f4b9b5a93053573621d2733dd0c5b2cd76- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207500405
- Bitcoin block existence check
- https://blockstream.info/api/block/957120
Full record
Track page: Mozart: Requiem in D Minor, K. 626: V. Rex tremendae · Machine-readable JSON-LD