IDcollections Move Over Brokers treasure hunt

move-over-brokers/en-hard-1

Solved on 2026-06-17 after 5y 6mo 22d 6h 27m, key published. 0.002 BTC on Bitcoin.

IDmove-over-brokers/en-hard-105 / 122020-11-28 → 2026-06-17

Puzzle / move-over-brokers

en-hard-1

bitcoinp2pkh solved

Record

puzzle({
  chain: "bitcoin",
  address: "181rPpfdUGFg…qgigtoZR",
  status: Status.Solved,
  key: hex("bb7431f0773c…71b8bffb").wif("L3W6ZhE2uqHg…zkfVKzcj"),
})

Prize: 0.002 BTC
Key material: hex
Verification: verified
Solved: 2026-06-17 · 5y 6mo 22d 6h 27m

tx 2

Trail: Explorerblockstream.info; Sourcekf106.medium.com/everyone-loves-a-treasure-hunt-93885ae8d80a; Solverfloflo777 and what else they solved; Trymove-over-brokers/en-hard-1 in the playground

Address: 181rPpfdUGFg4fVEdhDZEfDbBSqgigtoZR

hash160 4cf21cb1bb3157f5c5f4c688b3903b15b18d1bf4

Balance

asking the explorer

Key

public key · compressed: 02b1208312e746964111987da259e19c1af25ebd417c6df0f0d35342043031f05b
private key (hex): bb7431f0773cdef6bce0483556b4ad90ec85e4ea4a7d2aad0529b0d571b8bffb
WIF: L3W6ZhE2uqHg4e1yrj6vUZTvykYaiMSg1VNyD8CfVTy1zkfVKzcj
seed phrase: carpet baby bicycle betray shift approve barrel phrase measure prevent image brain
derivation path: m/44'/0'/0'/0/0

Transactions

funding2020-11-280.002 BTCf26ecab737…ce8972
claim2026-06-170.00199622 BTCb6e064aa8f…eae69a

Techniques

partial-keypuzzlegithub.com/floflo777/open-crypto-puzzles/tree/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats

Hints

undated
officialYou hold the source of each and every key in your hands... as long as you have a physical copy, that is. Note that there are plenty of red herrings too.
Sourcegithub.com/floflo777/open-crypto-puzzles/blob/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats/clues/author-posts.md
undated
officialIn many cases, you'll have to hash the answer three times.
Sourcegithub.com/floflo777/open-crypto-puzzles/blob/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats/clues/author-posts.md
2026-08-16
communityThe book prints a 12-word phrase whose twelfth word, "brand", fails the BIP39 checksum.
Sourcegithub.com/floflo777/open-crypto-puzzles/tree/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats
Published answer
carpet baby bicycle betray shift approve barrel phrase measure prevent image brain
2026-08-16github.com/floflo777/open-crypto-puzzles/tree/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats