ISRC QZFZ42016650
Verified recording
QZFZ42016650 is “Keuzes” by Hefner,
registered on the CopyrightChains blockchain with CopyrightID
0x4a39314d23f90cb94f0aa8bfefea2084772a4004a93adf364769e19f447566c9 and independently timestamped
in Bitcoin block 956304 on 2026-07-02.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42016650.
Recording identifiers
- ISRC
- QZFZ42016650
- Title
- Keuzes
- Artist
- Hefner
- CopyrightID (CopyrightChains transaction hash)
0x4a39314d23f90cb94f0aa8bfefea2084772a4004a93adf364769e19f447566c9
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-02T03:55:08+00:00
- Bitcoin block
- 956304
- Canonical record hash
sha256:359714f5ef09b431358f49305cbbdde7c3f7162ca0c30c0a06687eb1d7e2b8e3- Verification API (seven-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZFZ42016650
- Bitcoin block existence check
- https://blockstream.info/api/block/956304