b1000/200

b1000/200 swept bitcoin Bitcoin puzzle transaction

prize: 0.2 BTC
key material: 200-bit search width
public key: compressed · 03fe993e31…9616032d
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

1DEDEKJVEmXvEqwg3wbq8c1ZNobo4tNw4h blockstream.info

hash160 8621202a5e010769fb0fd1a08027f41e173c3bb5

balance

asking the explorer

key range · 200 bits

2^199 to 2^200 - 1

0x80000000000000000000000000000000000000000000000000 to 0xffffffffffffffffffffffffffffffffffffffffffffffffff

transactions · 2

funding2015-01-150.2 BTC08389f34c98c6063…1e5fa6cd15
sweep2017-07-110.2 BTC5d45587cfd1d5b0f…4544384164

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/200	swept	0.2 BTC	1DEDEKJVEmXvEqwg3wbq8c1ZNobo4tNw4h
chain: bitcoin  address kind: p2pkh
hash160: 8621202a5e010769fb0fd1a08027f41e173c3bb5
public key: 03fe993e313ad3c5e8ae4d7e99a8cd5131ae04896270e48082d5965dba9616032d (compressed)
private key: unknown
started: 2015-01-15 18:07:14
transactions: 2
	funding	2015-01-15 18:07:14	0.2 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	sweep	2017-07-11 05:00:53	0.2 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
explorer: https://blockstream.info/address/1DEDEKJVEmXvEqwg3wbq8c1ZNobo4tNw4h
source: https://bitcointalk.org/index.php?topic=5218972
key range: 80000000000000000000000000000000000000000000000000..ffffffffffffffffffffffffffffffffffffffffffffffffff (hex, 200 bits)

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

{
  "id": "b1000/200",
  "chain": "bitcoin",
  "address": {
    "value": "1DEDEKJVEmXvEqwg3wbq8c1ZNobo4tNw4h",
    "kind": "p2pkh",
    "hash160": "8621202a5e010769fb0fd1a08027f41e173c3bb5"
  },
  "status": "swept",
  "pubkey": {
    "value": "03fe993e313ad3c5e8ae4d7e99a8cd5131ae04896270e48082d5965dba9616032d",
    "format": "compressed"
  },
  "key": {
    "bits": 200
  },
  "prize": 0.2,
  "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": 0.2
    },
    {
      "tx_type": "sweep",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 0.2
    }
  ]
}