b1000/20

b1000/20 solved bitcoin Bitcoin puzzle transaction

prize: 0.02 BTC
key material: hex
public key: compressed · 033c4a45cb…f6454f7c
started: 2015-01-15
solved: 2015-01-15 · 0s
verification: key derives the address

address · p2pkh

1HsMJxNiV7TLxmoF6uJNkydxPFDog4NQum blockstream.info

hash160 b907c3a2a3b27789dfb509b730dd47703c272868

balance

asking the explorer

key range · 20 bits

2^19 to 2^20 - 1

0x80000 to 0xfffff

key material · on the record

private key (hex): 00000000000000000000000000000000000000000000000000000000000d2c55
WIF: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rHfuE2Tg4nJW

transactions · 2

funding2015-01-150.02 BTC08389f34c98c6063…1e5fa6cd15
claim2015-01-150.02 BTC3121aba5b7cc4d76…8b714d66c4

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/20	solved	0.02 BTC	1HsMJxNiV7TLxmoF6uJNkydxPFDog4NQum
chain: bitcoin  address kind: p2pkh
hash160: b907c3a2a3b27789dfb509b730dd47703c272868
public key: 033c4a45cbd643ff97d77f41ea37e843648d50fd894b864b0d52febc62f6454f7c (compressed)
private key: 00000000000000000000000000000000000000000000000000000000000d2c55 (hex)
wif: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rHfuE2Tg4nJW
started: 2015-01-15 18:07:14
solved: 2015-01-15 18:07:14 (0s)
transactions: 2
	funding	2015-01-15 18:07:14	0.02 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	claim	2015-01-15 18:07:14	0.02 BTC	3121aba5b7cc4d766a1e1b937c456d299bd75c6f3059c82353a4918b714d66c4
claim: https://blockstream.info/tx/3121aba5b7cc4d766a1e1b937c456d299bd75c6f3059c82353a4918b714d66c4
explorer: https://blockstream.info/address/1HsMJxNiV7TLxmoF6uJNkydxPFDog4NQum
source: https://bitcointalk.org/index.php?topic=5218972
key range: 80000..fffff (hex, 20 bits)

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

{
  "id": "b1000/20",
  "chain": "bitcoin",
  "address": {
    "value": "1HsMJxNiV7TLxmoF6uJNkydxPFDog4NQum",
    "kind": "p2pkh",
    "hash160": "b907c3a2a3b27789dfb509b730dd47703c272868"
  },
  "status": "solved",
  "pubkey": {
    "value": "033c4a45cbd643ff97d77f41ea37e843648d50fd894b864b0d52febc62f6454f7c",
    "format": "compressed"
  },
  "key": {
    "hex": "00000000000000000000000000000000000000000000000000000000000d2c55",
    "bits": 20,
    "wif": {
      "decrypted": "KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rHfuE2Tg4nJW"
    }
  },
  "prize": 0.02,
  "start_date": "2015-01-15 18:07:14",
  "solve_date": "2015-01-15 18:07:14",
  "solve_time": 0,
  "source_url": "https://bitcointalk.org/index.php?topic=5218972",
  "transactions": [
    {
      "tx_type": "funding",
      "txid": "08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15",
      "date": "2015-01-15 18:07:14",
      "amount": 0.02
    },
    {
      "tx_type": "claim",
      "txid": "3121aba5b7cc4d766a1e1b937c456d299bd75c6f3059c82353a4918b714d66c4",
      "date": "2015-01-15 18:07:14",
      "amount": 0.02
    }
  ]
}