IDcollections Move Over Brokers treasure hunt

move-over-brokers/en-easy-2

Solved on 2021-01-04 after 1mo 7d 5h 9m, key derived from the published recipe. 0.002 BTC on Bitcoin.

IDmove-over-brokers/en-easy-202 / 122020-11-28 → 2021-01-04

Puzzle / move-over-brokers

en-easy-2

bitcoinp2pkh solved

Record

puzzle({
  chain: "bitcoin",
  address: "14utGQn5GdfP…QpXm9mg6",
  status: Status.Solved,
  key: hex("7c3130229397…26511ab4").wif("5JkyuL9emDc3…nxMsSafm").passphrase("9781688289970").derived(),
})

Prize: 0.002 BTC
Key material: hex, derived from the recipe
Verification: verified
Solved: 2021-01-04 · 1mo 7d 5h 9m

tx 2

Trail: Explorerblockstream.info; Sourcekf106.medium.com/everyone-loves-a-treasure-hunt-93885ae8d80a; Trymove-over-brokers/en-easy-2 in the playground

Address: 14utGQn5GdfPvUrHNLAwTmmP99QpXm9mg6

hash160 2ae8cd432d0d1509ad070e956f29445c952c3d15

Balance

asking the explorer

Key

public key · uncompressed: 040714c4e552c597bc72db8686acd2666b0928e179386254e81a3a64abc6016a2e91eb4b814485c9e9534d18b668f7a22f0628675354707dfde9afca96a7fe5a44
private key (hex): 7c3130229397839e7cb6a1ecb3fc5036368ff85eb2a5ab9ea7bd01c126511ab4
WIF: 5JkyuL9emDc3QNyMG1MhfPy9r4G9QGnCsqNrCuQFQA1nxMsSafm
passphrase: 9781688289970

Transactions

funding2020-11-280.002 BTCf26ecab737…ce8972
claim2021-01-040.00184862 BTC99212513b1…3d7506

Techniques

triple-sha256-brainwalletpuzzlegithub.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
2026-09-01
communityThe book signposts it twice, in the Merkle-tree analogy ("something similar to an ISBN number") and in the "familiar numbers" figure that shows a supermarket barcode.
Sourcegithub.com/floflo777/open-crypto-puzzles/tree/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats
Published answer
9781688289970
2026-09-01github.com/floflo777/open-crypto-puzzles/tree/main/2-mid-prizes/keir-finlow-bates-blockchain-book-600ksats