INVESTIGATIVE DOSSIER · RESEARCHED 03 OCT 2026
BITCOIN PUZZLE #34 · 34-BIT · SOLVED

Bitcoin Puzzle #34

Solved and swept on 17 Jan 2015. The private key for this 34-bit puzzle was found inside [2^33, 2^34) and the balance was moved out.

Why puzzle #34 still matters

A solved puzzle is a benchmark. Running a cracker against it should recover the real private key, which is how you tell genuine code from a toy. Puzzle #34 needs about 2^32 key tests on average.

Re-solve #34 in your browser All 256 puzzle addresses