ISRC QZWDD2260375
Verified recording
QZWDD2260375 is “Black Jack Freestyle” by Krawk,
registered on the CopyrightChains blockchain with CopyrightID
0x8687238caf4263a7a25bb68d0cb26632645d2c40f16a0564d4820013399fc80b and independently timestamped
in Bitcoin block 960160 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2260375.
Recording identifiers
- ISRC
- QZWDD2260375
- Title
- Black Jack Freestyle
- Artist
- Krawk
- CopyrightID (CopyrightChains transaction hash)
0x8687238caf4263a7a25bb68d0cb26632645d2c40f16a0564d4820013399fc80b
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T22:48:59+00:00
- Bitcoin block
- 960160
- Canonical record hash
sha256:261a10b2dcd06c2fc7a4e2e72db8d25517924c47109d0f80fc655f8cc2ca8994- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/QZWDD2260375
- Bitcoin block existence check
- https://blockstream.info/api/block/960160