ISRC QZNWX2410522
Verified recording
QZNWX2410522 is “HARDER” by Matduke,
registered on the CopyrightChains blockchain with CopyrightID
0xacc69b3547bb221cc78a6a554af10cb092151643609729f7fdaff6c761d301b7 and independently timestamped
in Bitcoin block 953520 on 2026-06-13.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWX2410522.
Recording identifiers
- ISRC
- QZNWX2410522
- Title
- HARDER
- Artist
- Matduke
- CopyrightID (CopyrightChains transaction hash)
0xacc69b3547bb221cc78a6a554af10cb092151643609729f7fdaff6c761d301b7
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-06-13T13:32:09+00:00
- Bitcoin block
- 953520
- Canonical record hash
sha256:8850341b28473cb15c4ddfec1e26379e797e51f89a11d88bf1aa2d32416676c7- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWX2410522
- Bitcoin block existence check
- https://blockstream.info/api/block/953520