ISRC QZFYX2203051
Verified recording
QZFYX2203051 is “Dududu” by 72z,
registered on the CopyrightChains blockchain with CopyrightID
0x4a5d8332cb45e75f45c4e59bba90cedf280aeefcc98d6917cc8c8693f48d43e0 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/QZFYX2203051.
Recording identifiers
- ISRC
- QZFYX2203051
- Title
- Dududu
- Artist
- 72z
- CopyrightID (CopyrightChains transaction hash)
0x4a5d8332cb45e75f45c4e59bba90cedf280aeefcc98d6917cc8c8693f48d43e0
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:30:09+00:00
- Bitcoin block
- 956302
- Canonical record hash
sha256:5f18b6eb243ee6f7c6167d7774aaf1e8475b605f58e7f7bd8b26261a8b8f3d97- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFYX2203051
- Bitcoin block existence check
- https://blockstream.info/api/block/956302