ISRC QZNWR2237720
Verified recording
QZNWR2237720 is “Hard To Find” by kumi!,
registered on the CopyrightChains blockchain with CopyrightID
0x3a347b97b224b4ba91e50e06c5878dee108d62c04d4de890a8e5c3c3616bfcd3 and independently timestamped
in Bitcoin block 960410 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWR2237720.
Recording identifiers
- ISRC
- QZNWR2237720
- Title
- Hard To Find
- Artist
- kumi!
- CopyrightID (CopyrightChains transaction hash)
0x3a347b97b224b4ba91e50e06c5878dee108d62c04d4de890a8e5c3c3616bfcd3
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T13:50:38+00:00
- Bitcoin block
- 960410
- Canonical record hash
sha256:3e0ca2fa2e41bb1579be0c9d1b48b18880757392b12950fc19781f2687b5b6c4- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZNWR2237720
- Bitcoin block existence check
- https://blockstream.info/api/block/960410