b1000/161

b1000/161 swept bitcoin Bitcoin puzzle transaction

prize: 0.161 BTC
key material: 161-bit search width
public key: compressed · 031dcf49b4…77823dcb
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

1JkqBQcC4tHcb1JfdCH6nrWYwTPGznHANh blockstream.info

hash160 c2c43e2b16f53c713bc00307140eaae188413544

balance

asking the explorer

key range · 161 bits

2^160 to 2^161 - 1

0x10000000000000000000000000000000000000000 to 0x1ffffffffffffffffffffffffffffffffffffffff

transactions · 2

funding2015-01-150.161 BTC08389f34c98c6063…1e5fa6cd15
sweep2017-07-110.161 BTC5d45587cfd1d5b0f…4544384164

source

open in the playground

https://bitcointalk.org/index.php?topic=5218972

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/161	swept	0.161 BTC	1JkqBQcC4tHcb1JfdCH6nrWYwTPGznHANh
chain: bitcoin  address kind: p2pkh
hash160: c2c43e2b16f53c713bc00307140eaae188413544
public key: 031dcf49b480cee5f1a7200ea94795a1c7f69e144f11f031123c14c65077823dcb (compressed)
private key: unknown
started: 2015-01-15 18:07:14
transactions: 2
	funding	2015-01-15 18:07:14	0.161 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	sweep	2017-07-11 05:00:53	0.161 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
explorer: https://blockstream.info/address/1JkqBQcC4tHcb1JfdCH6nrWYwTPGznHANh
source: https://bitcointalk.org/index.php?topic=5218972
key range: 10000000000000000000000000000000000000000..1ffffffffffffffffffffffffffffffffffffffff (hex, 161 bits)

puzzle.toJSON() absent fields are absent, never null

{
  "id": "b1000/161",
  "chain": "bitcoin",
  "address": {
    "value": "1JkqBQcC4tHcb1JfdCH6nrWYwTPGznHANh",
    "kind": "p2pkh",
    "hash160": "c2c43e2b16f53c713bc00307140eaae188413544"
  },
  "status": "swept",
  "pubkey": {
    "value": "031dcf49b480cee5f1a7200ea94795a1c7f69e144f11f031123c14c65077823dcb",
    "format": "compressed"
  },
  "key": {
    "bits": 161
  },
  "prize": 0.161,
  "start_date": "2015-01-15 18:07:14",
  "source_url": "https://bitcointalk.org/index.php?topic=5218972",
  "transactions": [
    {
      "tx_type": "funding",
      "txid": "08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15",
      "date": "2015-01-15 18:07:14",
      "amount": 0.161
    },
    {
      "tx_type": "sweep",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 0.161
    }
  ]
}