ISRC FRZ208900301
Verified recording
FRZ208900301 is “Mozart: Requiem in D Minor, K. 626: VIII. Lacrimosa” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xd127f89b36773fa36a91e44a302e5e074222ac00fdd441f04903a2528640f591 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/FRZ208900301.
Recording identifiers
- ISRC
- FRZ208900301
- Title
- Mozart: Requiem in D Minor, K. 626: VIII. Lacrimosa
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xd127f89b36773fa36a91e44a302e5e074222ac00fdd441f04903a2528640f591
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:9075a67ed9e3a29e532f99dcd8c88722acafbdeb74ff80d06ca435693ec9bf2c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ208900301
- Bitcoin block existence check
- https://blockstream.info/api/block/956304
Full record
Track page: Mozart: Requiem in D Minor, K. 626: VIII. Lacrimosa · Machine-readable JSON-LD