b1000/96

b1000/96 unsolved bitcoin Bitcoin puzzle transaction

prize: 9.600006 BTC
key material: 96-bit search width
public key: unknown
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

15ANYzzCp5BFHcCnVFzXqyibpzgPLWaD8b blockstream.info

hash160 2da63cbd251d23c7b633cb287c09e6cf888b3fe4

balance

asking the explorer

key range · 96 bits

2^95 to 2^96 - 1

0x800000000000000000000000 to 0xffffffffffffffffffffffff

transactions · 4

funding2015-01-150.096 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-110.864 BTC5d45587cfd1d5b0f…4544384164
increase2023-04-168.64 BTC12f34b58b04dfb02…41a78d13b3
increase2025-04-070.000006 BTC4fc70c0b7d7ad5a0…575a2b8901

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/96	unsolved	9.600006 BTC	15ANYzzCp5BFHcCnVFzXqyibpzgPLWaD8b
chain: bitcoin  address kind: p2pkh
hash160: 2da63cbd251d23c7b633cb287c09e6cf888b3fe4
public key: unknown
private key: unknown
started: 2015-01-15 18:07:14
transactions: 4
	funding	2015-01-15 18:07:14	0.096 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	0.864 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2023-04-16 06:29:48	8.64 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
	increase	2025-04-07 14:14:43	0.000006 BTC	4fc70c0b7d7ad5a07e8841eb3e6e724bac7b94c59b86b8844c2e13575a2b8901
explorer: https://blockstream.info/address/15ANYzzCp5BFHcCnVFzXqyibpzgPLWaD8b
source: https://bitcointalk.org/index.php?topic=5218972
key range: 800000000000000000000000..ffffffffffffffffffffffff (hex, 96 bits)

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

{
  "id": "b1000/96",
  "chain": "bitcoin",
  "address": {
    "value": "15ANYzzCp5BFHcCnVFzXqyibpzgPLWaD8b",
    "kind": "p2pkh",
    "hash160": "2da63cbd251d23c7b633cb287c09e6cf888b3fe4"
  },
  "status": "unsolved",
  "key": {
    "bits": 96
  },
  "prize": 9.600006,
  "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": 0.096
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 0.864
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 8.64
    },
    {
      "tx_type": "increase",
      "txid": "4fc70c0b7d7ad5a07e8841eb3e6e724bac7b94c59b86b8844c2e13575a2b8901",
      "date": "2025-04-07 14:14:43",
      "amount": 0.000006
    }
  ]
}