ISRC QZNWY2491236
Verified recording
QZNWY2491236 is “NOT SORRY” by Matduke,
registered on the CopyrightChains blockchain with CopyrightID
0x57e3835e6aa673bbed234d7414a5ec69202bc60f6308f8654dc84606a2441030 and independently timestamped
in Bitcoin block 960105 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWY2491236.
Recording identifiers
- ISRC
- QZNWY2491236
- Title
- NOT SORRY
- Artist
- Matduke
- CopyrightID (CopyrightChains transaction hash)
0x57e3835e6aa673bbed234d7414a5ec69202bc60f6308f8654dc84606a2441030
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T12:35:17+00:00
- Bitcoin block
- 960105
- Canonical record hash
sha256:29a013a07b6a79eb897a70ac8436e580799cdb7be7b85e5e281652d24f021447- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWY2491236
- Bitcoin block existence check
- https://blockstream.info/api/block/960105