ISRC NLE422312503
Verified recording
NLE422312503 is “Requiem in E-Flat Minor: III. Tuba mirum” by Józef Kozłowski,
registered on the CopyrightChains blockchain with CopyrightID
0x788ed9b206d3f5043ca359af19d15d05c4a9d8fc65f3761465ae9642cfec14c3 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/NLE422312503.
Recording identifiers
- ISRC
- NLE422312503
- Title
- Requiem in E-Flat Minor: III. Tuba mirum
- Artist
- Józef Kozłowski
- CopyrightID (CopyrightChains transaction hash)
0x788ed9b206d3f5043ca359af19d15d05c4a9d8fc65f3761465ae9642cfec14c3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:06b17c196d70464c5dfdd5d996982bb268f44a5517be92164da020aec5de8c4d- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422312503
- Bitcoin block existence check
- https://blockstream.info/api/block/960441
Full record
Track page: Requiem in E-Flat Minor: III. Tuba mirum · Machine-readable JSON-LD