ISRC DES380003941
Verified recording
DES380003941 is “Requiem in D Minor, K. 626: Sequence No. 3: Rex tremendae majestatis” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x3c3d879e9e137e618a9e425247073d44117b530e94b56bb6431a20212818d488 and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380003941.
Recording identifiers
- ISRC
- DES380003941
- Title
- Requiem in D Minor, K. 626: Sequence No. 3: Rex tremendae majestatis
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x3c3d879e9e137e618a9e425247073d44117b530e94b56bb6431a20212818d488
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:1ff5111e770d8a0492634e8db619e67f999b6a49e2b5d6f90695b8f08e3a6d63- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/DES380003941
- Bitcoin block existence check
- https://blockstream.info/api/block/960138
Full record
Track page: Requiem in D Minor, K. 626: Sequence No. 3: Rex tremendae majestatis · Machine-readable JSON-LD