ISRC GBBCK7700102
Verified recording
GBBCK7700102 is “Fist to Fist Rub a Dub” by Nigger Kojak,
registered on the CopyrightChains blockchain with CopyrightID
0x9fa08d840699e0d673ff5783dda165db87fe170c57d740242c6ad595a64dca08 and independently timestamped
in Bitcoin block 960121 on 2026-07-29.
Verify the canonical record, hash, and Bitcoin attestation at
https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBCK7700102.
Recording identifiers
- ISRC
- GBBCK7700102
- Title
- Fist to Fist Rub a Dub
- Artist
- Nigger Kojak
- CopyrightID (CopyrightChains transaction hash)
0x9fa08d840699e0d673ff5783dda165db87fe170c57d740242c6ad595a64dca08
Dual-chain proof evidence
- Bitcoin-attested timestamp
- 2026-07-29T15:22:21+00:00
- Bitcoin block
- 960121
- Canonical record hash
sha256:62363a9df6028a1fe4c253ea315e9b9c18b88cd596c7ddb7b6a7ebb436edbd49- Verification API (6-check server-side result)
- https://artists.proofprofile.net/api/v1/bot/ots/verify/track/GBBCK7700102
- Bitcoin block existence check
- https://blockstream.info/api/block/960121
Full record
Track page: Fist to Fist Rub a Dub · Machine-readable JSON-LD