ISRC FRZ207500401
Verified recording
FRZ207500401 is “Mozart: Requiem in D Minor, K. 626: III. Dies irae” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xffe9d04877cd9da22180644eae41741e30dbc4758185be883d13d1241f5a76af and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207500401.
Recording identifiers
- ISRC
- FRZ207500401
- Title
- Mozart: Requiem in D Minor, K. 626: III. Dies irae
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xffe9d04877cd9da22180644eae41741e30dbc4758185be883d13d1241f5a76af
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:67de24f5af5ee572c31d6e72d1635782870f2bdf41f4272b16013f24f30832fd- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ207500401
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Mozart: Requiem in D Minor, K. 626: III. Dies irae · Machine-readable JSON-LD