ISRC QZS672402912
Verified recording
QZS672402912 is “SO WHAT” by KAIFU,
registered on the CopyrightChains blockchain with CopyrightID
0x860d1bed4c0c3a8612d22bf409ac614018f59f727259e109a7e4d9f1d1b7cbdf and independently timestamped
in Bitcoin block 960138 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS672402912.
Recording identifiers
- ISRC
- QZS672402912
- Title
- SO WHAT
- Artist
- KAIFU
- CopyrightID (CopyrightChains transaction hash)
0x860d1bed4c0c3a8612d22bf409ac614018f59f727259e109a7e4d9f1d1b7cbdf
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T19:35:34+00:00
- Bitcoin block
- 960138
- Canonical record hash
sha256:904718e2b45b0c2a6e4a1f7a148d9aded498d45282f20efc8ce881823d189504- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZS672402912
- Bitcoin block existence check
- https://blockstream.info/api/block/960138