ISRC QZK6K2349063
Verified recording
QZK6K2349063 is “Knuckle Up” by J-Blev,
registered on the CopyrightChains blockchain with CopyrightID
0x0f61fb66cb2e05423c9e85928edfe46f6489c118f5d4d32e84f2d089afef5fd4 and independently timestamped
in Bitcoin block 957073 on 2026-07-07.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2349063.
Recording identifiers
- ISRC
- QZK6K2349063
- Title
- Knuckle Up
- Artist
- J-Blev
- CopyrightID (CopyrightChains transaction hash)
0x0f61fb66cb2e05423c9e85928edfe46f6489c118f5d4d32e84f2d089afef5fd4
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-07T18:39:05+00:00
- Bitcoin block
- 957073
- Canonical record hash
sha256:ea56ce42e685f03ca733366e96b13408c8839f41a7b2c1ad156a2624e5e2e387- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZK6K2349063
- Bitcoin block existence check
- https://blockstream.info/api/block/957073