b1000/159

b1000/159 unsolved bitcoin Bitcoin puzzle transaction

prize: 15.900026 BTC
key material: 159-bit search width
public key: unknown
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

14u4nA5sugaswb6SZgn5av2vuChdMnD9E5 blockstream.info

hash160 2ac1295b4e54b3f15bb0a99f84018d2082495645

balance

asking the explorer

key range · 159 bits

2^158 to 2^159 - 1

0x4000000000000000000000000000000000000000 to 0x7fffffffffffffffffffffffffffffffffffffff

transactions · 6

funding2015-01-150.159 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-111.431 BTC5d45587cfd1d5b0f…4544384164
increase2021-08-190.00001 BTCe1f668b8cc9915fc…693d44076b
increase2023-04-1614.31 BTC12f34b58b04dfb02…41a78d13b3
increase2024-07-130.00001 BTCa22040a32e5f5772…82f03ac8cc
increase2025-01-280.000006 BTC5603c7ee6b025c82…5cc94ea697

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/159	unsolved	15.900026 BTC	14u4nA5sugaswb6SZgn5av2vuChdMnD9E5
chain: bitcoin  address kind: p2pkh
hash160: 2ac1295b4e54b3f15bb0a99f84018d2082495645
public key: unknown
private key: unknown
started: 2015-01-15 18:07:14
transactions: 6
	funding	2015-01-15 18:07:14	0.159 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	1.431 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2021-08-19 15:55:55	0.00001 BTC	e1f668b8cc9915fcd3de6ec922acf98cdf4c14f75de9530b6ad750693d44076b
	increase	2023-04-16 06:29:48	14.31 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
	increase	2024-07-13 19:07:25	0.00001 BTC	a22040a32e5f5772ff9def5c371150e03ac4a5736bad0df527063882f03ac8cc
	increase	2025-01-28 07:26:42	0.000006 BTC	5603c7ee6b025c823009b28e4ccb476e72eec94ef202155cfbc10f5cc94ea697
explorer: https://blockstream.info/address/14u4nA5sugaswb6SZgn5av2vuChdMnD9E5
source: https://bitcointalk.org/index.php?topic=5218972
key range: 4000000000000000000000000000000000000000..7fffffffffffffffffffffffffffffffffffffff (hex, 159 bits)

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

{
  "id": "b1000/159",
  "chain": "bitcoin",
  "address": {
    "value": "14u4nA5sugaswb6SZgn5av2vuChdMnD9E5",
    "kind": "p2pkh",
    "hash160": "2ac1295b4e54b3f15bb0a99f84018d2082495645"
  },
  "status": "unsolved",
  "key": {
    "bits": 159
  },
  "prize": 15.900026,
  "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": 0.159
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 1.431
    },
    {
      "tx_type": "increase",
      "txid": "e1f668b8cc9915fcd3de6ec922acf98cdf4c14f75de9530b6ad750693d44076b",
      "date": "2021-08-19 15:55:55",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 14.31
    },
    {
      "tx_type": "increase",
      "txid": "a22040a32e5f5772ff9def5c371150e03ac4a5736bad0df527063882f03ac8cc",
      "date": "2024-07-13 19:07:25",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "5603c7ee6b025c823009b28e4ccb476e72eec94ef202155cfbc10f5cc94ea697",
      "date": "2025-01-28 07:26:42",
      "amount": 0.000006
    }
  ]
}