ISRC FRZ131401080
Verified recording
FRZ131401080 is “Requiem in D Minor, K. 626: III. Lacrimosa (Sequenz)” by Wolfgang Amadeus Mozart,
registered on the CopyrightChains blockchain with CopyrightID
0xf46826b0da406e61bdf4ae5ecfba8141e0ad79c04404ae1df83cad96cb146b00 and independently timestamped
in Bitcoin block 953528 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131401080.
Recording identifiers
- ISRC
- FRZ131401080
- Title
- Requiem in D Minor, K. 626: III. Lacrimosa (Sequenz)
- Artist
- Wolfgang Amadeus Mozart
- CopyrightID (CopyrightChains transaction hash)
0xf46826b0da406e61bdf4ae5ecfba8141e0ad79c04404ae1df83cad96cb146b00
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T15:41:10+00:00
- Bitcoin block
- 953528
- Canonical record hash
sha256:d8a035ae9010805c07cb08f516283d538e6c2d75937b49e1f237bf535c3c2e37- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/FRZ131401080
- Bitcoin block existence check
- https://blockstream.info/api/block/953528
Full record
Track page: Requiem in D Minor, K. 626: III. Lacrimosa (Sequenz) · Machine-readable JSON-LD