ISRC QZNJV2440460

Verified recording

QZNJV2440460 is “Masterclass” by KERCHAK, registered on the CopyrightChains blockchain with CopyrightID 0xbf6ec8d1d142f25296ac9069142e3243f5b5c20dd6d6477458e367b7311830c7 and independently timestamped in Bitcoin block 960138 on 2026-07-29. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2440460.

Recording identifiers

ISRC
QZNJV2440460
Title
Masterclass
Artist
KERCHAK
CopyrightID (CopyrightChains transaction hash)
0xbf6ec8d1d142f25296ac9069142e3243f5b5c20dd6d6477458e367b7311830c7

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-29T19:35:34+00:00
Bitcoin block
960138
Canonical record hash
sha256:d2d0c3c6a264a2bd9967ebb53bc9289395062c1671521fd8a6bf440ce6e143fe
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNJV2440460
Bitcoin block existence check
https://blockstream.info/api/block/960138

Full record

Track page: Masterclass · Machine-readable JSON-LD