ISRC CNZ512200100
Verified recording
CNZ512200100 is “Butter「黃油」” by K.A咔咔,
registered on the CopyrightChains blockchain with CopyrightID
0x211e8f571bdb407fc5b6211599221213f098c3094a85a63f6243fc8b4182c7c5 and independently timestamped
in Bitcoin block 960441 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ512200100.
Recording identifiers
- ISRC
- CNZ512200100
- Title
- Butter「黃油」
- Artist
- K.A咔咔
- CopyrightID (CopyrightChains transaction hash)
0x211e8f571bdb407fc5b6211599221213f098c3094a85a63f6243fc8b4182c7c5
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T17:29:52+00:00
- Bitcoin block
- 960441
- Canonical record hash
sha256:31669309f96308190a10818da38a37bba194326e047781c363f1852fb920b6df- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/CNZ512200100
- Bitcoin block existence check
- https://blockstream.info/api/block/960441