IDcollectionsBitcoin puzzle transaction

bits/120

Solved on 2023-02-27 after 8y 1mo 14d 15h 33m, key published. 1.2 BTC on Bitcoin.

IDbits/120120 / 2562015-01-15 → 2023-02-27
Puzzle / bits

120

bitcoinp2pkh solved

Record

puzzle({
  chain: "bitcoin",
  address: "17s2b9ksz5y7…CzK3dLnT",
  status: Status.Solved,
  key: hex("000000000000…f2e1fc23", 120).wif("KwDiBf89QgGb…b1Aa2Woh"),
})
Prize
1.2 BTC
Key material
hex
Verification
verified
Solved
2023-02-27 · 8y 1mo 14d 15h 33m
tx 5
Trail
Explorerblockstream.info
Sourcebitcointalk.org/index.php?topic=5218972
SolverRetiredCoder and what else they solved
Trybits/120 in the playground
Address
17s2b9ksz5y7abUm92cHwG8jEPCzK3dLnT

hash160 4b46e10a541aeec6be3fac709c256fb7da69308e

Balance
asking the explorer

Key

public key · compressed
02ceb6cbbcdbdf5ef7150682150f4ce2c6f4807b349827dcdbdd1f2efa885a2630
range · 120 bits
0x800000000000000000000000000000 to 0xffffffffffffffffffffffffffffff
private key (hex)
0000000000000000000000000000000000b10f22572c497a836ea187f2e1fc23
WIF
KwDiBf89QgGbjEhKnhXJuH7Lu5nahGjEQZB8k82itXNSb1Aa2Woh

Transactions

  1. funding2015-01-150.12 BTC08389f34c9…a6cd15
  2. increase2017-07-111.08 BTC5d45587cfd…384164
  3. increase2019-05-160.00001 BTC7c432398c7…4d4f1e
  4. pubkey reveal2019-06-010.00001 BTC17e4e323cf…a4b3d3
  5. claim2023-02-271.2 BTC9628d6d234…8a0a53

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).