b1000/109

b1000/109 unsolved bitcoin Bitcoin puzzle transaction

prize: 10.900105 BTC
key material: 109-bit search width
public key: unknown
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

1GvgAXVCbA8FBjXfWiAms4ytFeJcKsoyhL blockstream.info

hash160 aeb0a0197442d4ade8ef41442d557b0e22b85ac0

balance

asking the explorer

key range · 109 bits

2^108 to 2^109 - 1

0x1000000000000000000000000000 to 0x1fffffffffffffffffffffffffff

transactions · 4

funding2015-01-150.109 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-110.981 BTC5d45587cfd1d5b0f…4544384164
increase2023-04-169.81 BTC12f34b58b04dfb02…41a78d13b3
increase2025-11-210.000105 BTC5478d5178f0d80ad…ad6d31fc3d

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/109	unsolved	10.900105 BTC	1GvgAXVCbA8FBjXfWiAms4ytFeJcKsoyhL
chain: bitcoin  address kind: p2pkh
hash160: aeb0a0197442d4ade8ef41442d557b0e22b85ac0
public key: unknown
private key: unknown
started: 2015-01-15 18:07:14
transactions: 4
	funding	2015-01-15 18:07:14	0.109 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	0.981 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2023-04-16 06:29:48	9.81 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
	increase	2025-11-21 18:58:34	0.000105 BTC	5478d5178f0d80ad412b5f5de7d28bb1f31ec1d0eecd0c74f4447bad6d31fc3d
explorer: https://blockstream.info/address/1GvgAXVCbA8FBjXfWiAms4ytFeJcKsoyhL
source: https://bitcointalk.org/index.php?topic=5218972
key range: 1000000000000000000000000000..1fffffffffffffffffffffffffff (hex, 109 bits)

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

{
  "id": "b1000/109",
  "chain": "bitcoin",
  "address": {
    "value": "1GvgAXVCbA8FBjXfWiAms4ytFeJcKsoyhL",
    "kind": "p2pkh",
    "hash160": "aeb0a0197442d4ade8ef41442d557b0e22b85ac0"
  },
  "status": "unsolved",
  "key": {
    "bits": 109
  },
  "prize": 10.900105,
  "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": 0.109
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 0.981
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 9.81
    },
    {
      "tx_type": "increase",
      "txid": "5478d5178f0d80ad412b5f5de7d28bb1f31ec1d0eecd0c74f4447bad6d31fc3d",
      "date": "2025-11-21 18:58:34",
      "amount": 0.000105
    }
  ]
}