ISRC NLG620591638
Verified recording
NLG620591638 is “Leer mij O Heer, Uw lijden recht betrachten - Liedbewerking” by Willem Hendrik Zwart,
registered on the CopyrightChains blockchain with CopyrightID
0x6a54a86850fa2dfb9332280fd390b3aa3be216d0c473776eb3d8237490cdfa40 and independently timestamped
in Bitcoin block 960334 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620591638.
Recording identifiers
- ISRC
- NLG620591638
- Title
- Leer mij O Heer, Uw lijden recht betrachten - Liedbewerking
- Artist
- Willem Hendrik Zwart
- CopyrightID (CopyrightChains transaction hash)
0x6a54a86850fa2dfb9332280fd390b3aa3be216d0c473776eb3d8237490cdfa40
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T02:19:15+00:00
- Bitcoin block
- 960334
- Canonical record hash
sha256:3864b42171bf55f6fa2b5fd3533f1bb89c9955437171f8fc24ea5e12ec669a87- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620591638
- Bitcoin block existence check
- https://blockstream.info/api/block/960334
Full record
Track page: Leer mij O Heer, Uw lijden recht betrachten - Liedbewerking · Machine-readable JSON-LD