ISRC NLG661500367
Verified recording
NLG661500367 is “Kleuren” by Sef,
registered on the CopyrightChains blockchain with CopyrightID
0x7743f65467504dc75e2116f88f3d97cd73a3cd267324c7943a9fa7aae01aec58 and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500367.
Recording identifiers
- ISRC
- NLG661500367
- Title
- Kleuren
- Artist
- Sef
- CopyrightID (CopyrightChains transaction hash)
0x7743f65467504dc75e2116f88f3d97cd73a3cd267324c7943a9fa7aae01aec58
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:fc7fbd12e44a78a977a1cf6fea9c69e0825f08084c17df5fad7ea8dc9c6a465f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLG661500367
- Bitcoin block existence check
- https://blockstream.info/api/block/960105