ISRC NLWK31400040
Verified recording
NLWK31400040 is “Alexander the Great” by Thomas Zwijsen,
registered on the CopyrightChains blockchain with CopyrightID
0xc4d618ffb3c49a69206fb29b27331cbc8797b66aafa8866c918c1a3d394f05ec and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31400040.
Recording identifiers
- ISRC
- NLWK31400040
- Title
- Alexander the Great
- Artist
- Thomas Zwijsen
- CopyrightID (CopyrightChains transaction hash)
0xc4d618ffb3c49a69206fb29b27331cbc8797b66aafa8866c918c1a3d394f05ec
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:2efc6648774c29ae414bb53858f37753923864d4abc260d1dfee5f2ad46683af- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31400040
- Bitcoin block existence check
- https://blockstream.info/api/block/960138