ISRC NLE422312509
Verified recording
NLE422312509 is “Requiem in E-Flat Minor: IX. Benedictus” by Józef Kozłowski,
registered on the CopyrightChains blockchain with CopyrightID
0xf537bf98cdb6e9b87ee3ab4f6732585bc3661649692cf56a0f816576725c458d and independently timestamped
in Bitcoin block 960448 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422312509.
Recording identifiers
- ISRC
- NLE422312509
- Title
- Requiem in E-Flat Minor: IX. Benedictus
- Artist
- Józef Kozłowski
- CopyrightID (CopyrightChains transaction hash)
0xf537bf98cdb6e9b87ee3ab4f6732585bc3661649692cf56a0f816576725c458d
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T18:48:12+00:00
- Bitcoin block
- 960448
- Canonical record hash
sha256:8ff73e450e91b5021a9138acba0f5ebf09677e375018164f88e8828b38a7400c- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLE422312509
- Bitcoin block existence check
- https://blockstream.info/api/block/960448
Full record
Track page: Requiem in E-Flat Minor: IX. Benedictus · Machine-readable JSON-LD