IDcollectionsBitcoin puzzle transaction

bits/158

Open since 2015-01-15, the key somewhere in 158 bits. 15.80001 BTC on Bitcoin.

IDbits/158158 / 2562015-01-15
Puzzle / bits

158

bitcoinp2pkh unsolved

Record

puzzle({
  chain: "bitcoin",
  address: "19z6waranEf8…RxvUNKBG",
  key: bits(158),
})
Prize
15.80001 BTC
Key material
158-bit search width
Verification
unverifiable
Solved
not yet
tx 4
Trail
Explorerblockstream.info
Sourcebitcointalk.org/index.php?topic=5218972
Trybits/158 in the playground
Address
19z6waranEf8CcP8FqNgdwUe1QRxvUNKBG

hash160 628dacebb0faa7f81670e174ca4c8a95a7e37029

Balance
asking the explorer

Key

range · 158 bits
0x2000000000000000000000000000000000000000 to 0x3fffffffffffffffffffffffffffffffffffffff

Transactions

  1. funding2015-01-150.158 BTC08389f34c9…a6cd15
  2. increase2017-07-111.422 BTC5d45587cfd…384164
  3. increase2021-08-190.00001 BTCe1f668b8cc…44076b
  4. increase2023-04-1614.22 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).