ISRC NLWK31900002
Verified recording
NLWK31900002 is “Chop Suey!” by Thomas Zwijsen,
registered on the CopyrightChains blockchain with CopyrightID
0x71c3601f80a0ad7efd1f41a3ba30c265685f91d86507a7ca48726560e1c760b3 and independently timestamped
in Bitcoin block 960348 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31900002.
Recording identifiers
- ISRC
- NLWK31900002
- Title
- Chop Suey!
- Artist
- Thomas Zwijsen
- CopyrightID (CopyrightChains transaction hash)
0x71c3601f80a0ad7efd1f41a3ba30c265685f91d86507a7ca48726560e1c760b3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T05:17:02+00:00
- Bitcoin block
- 960348
- Canonical record hash
sha256:ca429d83055551831411ef25843ed852043715b9aeba6dc42b7bf4b531fee3b2- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31900002
- Bitcoin block existence check
- https://blockstream.info/api/block/960348