ISRC QZK6Q2106291
Verified recording
QZK6Q2106291 is “Katana” by 72z,
registered on the CopyrightChains blockchain with CopyrightID
0x4581ed57b07f075c9ab202542917062f8bc7e9bff782df95abe1b2ea506ace15 and independently timestamped
in Bitcoin block 960360 on 2026-07-31.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q2106291.
Recording identifiers
- ISRC
- QZK6Q2106291
- Title
- Katana
- Artist
- 72z
- CopyrightID (CopyrightChains transaction hash)
0x4581ed57b07f075c9ab202542917062f8bc7e9bff782df95abe1b2ea506ace15
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-31T06:42:11+00:00
- Bitcoin block
- 960360
- Canonical record hash
sha256:5f193bdefa2d4e5ef98108ef91ff665f829e8b214978d7881d366dba057467dc- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6Q2106291
- Bitcoin block existence check
- https://blockstream.info/api/block/960360