quizchain/7

Solved on 2019-04-08 after 14h 30m, key derived from the published recipe. 0.077 BTC on Bitcoin.

IDquizchain/707 / 102019-04-08

Puzzle / quizchain

7

bitcoinp2pkh solved

Record

bitcoinPuzzle({
  address: p2pkh("1J7t9vhfXchL…LU75hYZV", "bbc755d0b1c0…a2e2ad67"),
  status: Status.Solved,
  key: wif("L14NcSSbGBZB…xCZP6LbF").entropy("2c42845a53de…3bf2a435", source("https://www.…lucky_7/")).derived(),
})

Prize: 0.077 BTC
Key material: wif, derived from the recipe
Verification: verified
Solved: 2019-04-08 · 14h 30m

tx 2

Trail: Explorerblockstream.info; Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7; Tryquizchain/7 in the playground

Address: 1J7t9vhfXchLM58Ms2U4WrfRHmLU75hYZV

hash160 bbc755d0b1c03ca82334d1188a5bba5aa2e2ad67

Balance

asking the explorer

Key

public key · compressed: 02f74aee052f5adb58c5715d033b9b4d69d95e21a067f4b0e8e34a1acb0dd5141a
WIF: L14NcSSbGBZBs5i1FrasxWWBgUWEx6SmBaujCYF4gMZfxCZP6LbF
entropy hash: 2c42845a53de06199d986dc725c87877cfe210b75fce8aeabcdeea583bf2a435
entropy source: SHA-256 of the author's solution with the last three characters of the block 6 key appended

Transactions

funding2019-04-080.077 BTCa5b21d650c…1d5502
claim2019-04-080.07699 BTC0d51c720e7…7bfc03

Hints

undated
officialOf course as always append also the last three digits of the private key for block 6.
Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7
Published answer
Here are the last three digits of the private key, so I can move on to block 7. They are MQz.
Sourcereddit.com/r/bitcoinpuzzles/comments/bafyoo/hard_7_mbtc_quizchain_block_6
undated
officialFour words and a period at the end.
Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7
undated
officialSecond clue. My handle name is Aoi Nakamoto.
Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7
undated
officialThird and last clue: Why did I choose that handle name?
Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7
Published answer
Someone has claimed the prize. Solution was "Satoshi without the consonants." Congrats to the winner of this special block.
Sourcereddit.com/r/bitcoinpuzzles/comments/baok2v/medium_77_mbtc_quizchain_block_lucky_7