ISRC QZK6F2111601
Verified recording
QZK6F2111601 is “Selfish” by Nuk,
registered on the CopyrightChains blockchain with CopyrightID
0x419b444a8e77466ca31f02d50222e3623f36bd1ad7caf46e85531d8823b53f4f and independently timestamped
in Bitcoin block 956891 on 2026-07-06.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6F2111601.
Recording identifiers
- ISRC
- QZK6F2111601
- Title
- Selfish
- Artist
- Nuk
- CopyrightID (CopyrightChains transaction hash)
0x419b444a8e77466ca31f02d50222e3623f36bd1ad7caf46e85531d8823b53f4f
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-06T07:16:32+00:00
- Bitcoin block
- 956891
- Canonical record hash
sha256:41e63e76d77c672f3360095fe31d44bfb6a27748172647724e73cf0aaf14a36f- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6F2111601
- Bitcoin block existence check
- https://blockstream.info/api/block/956891