ISRC NLWK31600071
Verified recording
NLWK31600071 is “Jerusalem” by Thomas Zwijsen,
registered on the CopyrightChains blockchain with CopyrightID
0x22b69865cc4a7076b93f0ab98218d7f16145f6a85dc8d8d2cfd6ec4221f45c33 and independently timestamped
in Bitcoin block 960435 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31600071.
Recording identifiers
- ISRC
- NLWK31600071
- Title
- Jerusalem
- Artist
- Thomas Zwijsen
- CopyrightID (CopyrightChains transaction hash)
0x22b69865cc4a7076b93f0ab98218d7f16145f6a85dc8d8d2cfd6ec4221f45c33
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T16:33:26+00:00
- Bitcoin block
- 960435
- Canonical record hash
sha256:81e18dc8e57bfef80a7ad895b3c35a50ac5fa69a96d4bde6e957d7595f29b9b8- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31600071
- Bitcoin block existence check
- https://blockstream.info/api/block/960435