b1000/128

b1000/128 unsolved bitcoin Bitcoin puzzle transaction

prize: 12.8 BTC
key material: 128-bit search width
public key: unknown
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

1MZ2L1gFrCtkkn6DnTT2e4PFUTHw9gNwaj blockstream.info

hash160 e170ef514689d7230da362a0c121a07723550512

balance

asking the explorer

key range · 128 bits

2^127 to 2^128 - 1

0x80000000000000000000000000000000 to 0xffffffffffffffffffffffffffffffff

transactions · 3

funding2015-01-150.128 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-111.152 BTC5d45587cfd1d5b0f…4544384164
increase2023-04-1611.52 BTC12f34b58b04dfb02…41a78d13b3

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/128	unsolved	12.8 BTC	1MZ2L1gFrCtkkn6DnTT2e4PFUTHw9gNwaj
chain: bitcoin  address kind: p2pkh
hash160: e170ef514689d7230da362a0c121a07723550512
public key: unknown
private key: unknown
started: 2015-01-15 18:07:14
transactions: 3
	funding	2015-01-15 18:07:14	0.128 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	1.152 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2023-04-16 06:29:48	11.52 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
explorer: https://blockstream.info/address/1MZ2L1gFrCtkkn6DnTT2e4PFUTHw9gNwaj
source: https://bitcointalk.org/index.php?topic=5218972
key range: 80000000000000000000000000000000..ffffffffffffffffffffffffffffffff (hex, 128 bits)

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

{
  "id": "b1000/128",
  "chain": "bitcoin",
  "address": {
    "value": "1MZ2L1gFrCtkkn6DnTT2e4PFUTHw9gNwaj",
    "kind": "p2pkh",
    "hash160": "e170ef514689d7230da362a0c121a07723550512"
  },
  "status": "unsolved",
  "key": {
    "bits": 128
  },
  "prize": 12.8,
  "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": 0.128
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 1.152
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 11.52
    }
  ]
}