ISRC NLWK31400019
Verified recording
NLWK31400019 is “Behind Blue Eyes” by Thomas Zwijsen,
registered on the CopyrightChains blockchain with CopyrightID
0x3380bdfdf9c7e1a1787d2944a568cf0fb1259055858887c8e7c2bda080dbf28b and independently timestamped
in Bitcoin block 960300 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31400019.
Recording identifiers
- ISRC
- NLWK31400019
- Title
- Behind Blue Eyes
- Artist
- Thomas Zwijsen
- CopyrightID (CopyrightChains transaction hash)
0x3380bdfdf9c7e1a1787d2944a568cf0fb1259055858887c8e7c2bda080dbf28b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T19:42:40+00:00
- Bitcoin block
- 960300
- Canonical record hash
sha256:209bfc66fefb0311e1a97de2198dc18378e670f76b44a79104a61ad776d34927- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLWK31400019
- Bitcoin block existence check
- https://blockstream.info/api/block/960300