ISRC NLZ7T1900006
Verified recording
NLZ7T1900006 is “No Sir” by Wiwek,
registered on the CopyrightChains blockchain with CopyrightID
0x7b77e0c9861b623ff25c290182b7ff0a4097e3621782ac8520a94da85b662e52 and independently timestamped
in Bitcoin block 960288 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLZ7T1900006.
Recording identifiers
- ISRC
- NLZ7T1900006
- Title
- No Sir
- Artist
- Wiwek
- CopyrightID (CopyrightChains transaction hash)
0x7b77e0c9861b623ff25c290182b7ff0a4097e3621782ac8520a94da85b662e52
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T17:41:38+00:00
- Bitcoin block
- 960288
- Canonical record hash
sha256:2f0d157185f8f970e111c6386aea161f763f68c6b9ae5d2d96abc5a933c83d80- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLZ7T1900006
- Bitcoin block existence check
- https://blockstream.info/api/block/960288