Hal Finney
Hal Finney was a cryptographer, cypherpunk, creator of RPOW, early Bitcoin contributor, and recipient of the first known person-to-person Bitcoin transaction from Satoshi.
Why it matters
Finney connected the cypherpunk digital-cash tradition directly to Bitcoin’s earliest use.
Key ideas
- Hal Finney was a cryptographer, cypherpunk, creator of RPOW, early Bitcoin contributor, and recipient of the first known person-to-person Bitcoin transaction from Satoshi.
- This topic belongs to California Bitcoin’s people knowledge layer.
- Use primary and technical sources where possible, and distinguish protocol facts from market narratives.