IDcollectionsBitcoin puzzle transaction

bits/126

Open since 2015-01-15, the key somewhere in 126 bits. 12.6 BTC on Bitcoin.

IDbits/126126 / 2562015-01-15
Puzzle / bits

126

bitcoinp2pkh unsolved

Record

puzzle({
  chain: "bitcoin",
  address: "1AWCLZAjKbV1…WVDMxFiz",
  key: bits(126),
})
Prize
12.6 BTC
Key material
126-bit search width
Verification
unverifiable
Solved
not yet
tx 3
Trail
Explorerblockstream.info
Sourcebitcointalk.org/index.php?topic=5218972
Trybits/126 in the playground
Address
1AWCLZAjKbV1P7AHvaPNCKiB7ZWVDMxFiz

hash160 683ea8a1ef06eada90556017d44323b5c04e00f1

Balance
asking the explorer

Key

range · 126 bits
0x20000000000000000000000000000000 to 0x3fffffffffffffffffffffffffffffff

Transactions

  1. funding2015-01-150.126 BTC08389f34c9…a6cd15
  2. increase2017-07-111.134 BTC5d45587cfd…384164
  3. increase2023-04-1611.34 BTC12f34b58b0…8d13b3

Techniques

  1. masked-key-rangecollectionbitcointalk.org/index.php?topic=1306983.msg18765941

Hints

  1. 2017-04-2706:41:08

    officialcollectionThere is no pattern. It is just consecutive keys from a deterministic wallet (masked with leading 000...0001 to set difficulty).