ISRC FRZ299528030
Verified recording
FRZ299528030 is “Grande Messe en ut mineur, K. 427: Laudamus te” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0x66e47ddd9674fe10dd4382e9192bfb4e213815c8e0e791acb30cc5b3dd0930cd and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299528030.
Recording identifiers
- ISRC
- FRZ299528030
- Title
- Grande Messe en ut mineur, K. 427: Laudamus te
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0x66e47ddd9674fe10dd4382e9192bfb4e213815c8e0e791acb30cc5b3dd0930cd
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:fb2a9da875e400b08b41eb6b73100b3f2d57af10d91aba803e3e1f55c941540f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ299528030
- Bitcoin block existence check
- https://blockstream.info/api/block/956302
Full record
Track page: Grande Messe en ut mineur, K. 427: Laudamus te · Machine-readable JSON-LD