ISRC NLKK11500167
Verified recording
NLKK11500167 is “Feestje” by Hef,
registered on the CopyrightChains blockchain with CopyrightID
0xb3edc98f9c5647ece1be4aa43d6ebb90dc20881d9d6fc707c5627c26f5936072 and independently timestamped
in Bitcoin block 956302 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLKK11500167.
Recording identifiers
- ISRC
- NLKK11500167
- Title
- Feestje
- Artist
- Hef
- CopyrightID (CopyrightChains transaction hash)
0xb3edc98f9c5647ece1be4aa43d6ebb90dc20881d9d6fc707c5627c26f5936072
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:c61d208e45e18b5bda8a4a716578d343e1bb4e5ca04aba7aa555cb4a399e1669- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/NLKK11500167
- Bitcoin block existence check
- https://blockstream.info/api/block/956302