ISRC QZFZ21946924

Verified recording

QZFZ21946924 is “Leech” by Mugxtsu, registered on the CopyrightChains blockchain with CopyrightID 0x5d7c59380f568646c3191cea55f43b7ad9e3e00363bb98be0e9627f8b69ac987 and independently timestamped in Bitcoin block 960478 on 2026-07-31. Verify the canonical record, hash, and Bitcoin attestation at https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ21946924.

Recording identifiers

ISRC
QZFZ21946924
Title
Leech
Artist
Mugxtsu
CopyrightID (CopyrightChains transaction hash)
0x5d7c59380f568646c3191cea55f43b7ad9e3e00363bb98be0e9627f8b69ac987

Dual-chain proof evidence

Bitcoin-attested timestamp
2026-07-31T23:30:38+00:00
Bitcoin block
960478
Canonical record hash
sha256:1e96e2403bf4c84976410bed80c6e410ea42587cddaa41d344b5dcc967e1e94e
Verification API (6-check server-side result)
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ21946924
Bitcoin block existence check
https://blockstream.info/api/block/960478

Full record

Track page: Leech · Machine-readable JSON-LD