ISRC NLG620573978
Verified recording
NLG620573978 is “Werk want de nacht zal komen” by Klaas Jan Mulder,
registered on the CopyrightChains blockchain with CopyrightID
0x06c827f0bb07affe5c16e75240905a88af4f59f6f4c38a91f2f8c1e9c821d921 and independently timestamped
in Bitcoin block 957118 on 2026-07-08.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620573978.
Recording identifiers
- ISRC
- NLG620573978
- Title
- Werk want de nacht zal komen
- Artist
- Klaas Jan Mulder
- CopyrightID (CopyrightChains transaction hash)
0x06c827f0bb07affe5c16e75240905a88af4f59f6f4c38a91f2f8c1e9c821d921
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-08T03:20:19+00:00
- Bitcoin block
- 957118
- Canonical record hash
sha256:14c3705ac35f655f7e93e59a3b60ee4b57d3cddab5fb77032856688a3551c4bb- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG620573978
- Bitcoin block existence check
- https://blockstream.info/api/block/957118
Full record
Track page: Werk want de nacht zal komen · Machine-readable JSON-LD