ISRC QZHN72170069
Verified recording
QZHN72170069 is “Op De Hoek” by Cem,
registered on the CopyrightChains blockchain with CopyrightID
0x8e735093c94f63cd3d1d70a1974983ce2bfe03fc26099b2f97ad11a9dbb99c60 and independently timestamped
in Bitcoin block 960266 on 2026-07-30.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN72170069.
Recording identifiers
- ISRC
- QZHN72170069
- Title
- Op De Hoek
- Artist
- Cem
- CopyrightID (CopyrightChains transaction hash)
0x8e735093c94f63cd3d1d70a1974983ce2bfe03fc26099b2f97ad11a9dbb99c60
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-30T14:44:50+00:00
- Bitcoin block
- 960266
- Canonical record hash
sha256:20e9a86dedf1ded1f54712ad54b3838116057cf7b4e43c7e13dc4e75ee7c90b4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZHN72170069
- Bitcoin block existence check
- https://blockstream.info/api/block/960266