b1000/4

b1000/4 solved bitcoin Bitcoin puzzle transaction

prize: 0.004 BTC
key material: hex
public key: compressed · 022f01e5e1…e10a2a01
started: 2015-01-15
solved: 2015-01-15 · 0s
verification: key derives the address

address · p2pkh

1EhqbyUMvvs7BfL8goY6qcPbD6YKfPqb7e blockstream.info

hash160 9652d86bedf43ad264362e6e6eba6eb764508127

balance

asking the explorer

key range · 4 bits

2^3 to 2^4 - 1

0x8 to 0xf

key material · on the record

private key (hex): 0000000000000000000000000000000000000000000000000000000000000008
WIF: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU77MfhviY5

transactions · 2

funding2015-01-150.004 BTC08389f34c98c6063…1e5fa6cd15
claim2015-01-150.004 BTC7c4f3c3022a956e7…610250d65b

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/4	solved	0.004 BTC	1EhqbyUMvvs7BfL8goY6qcPbD6YKfPqb7e
chain: bitcoin  address kind: p2pkh
hash160: 9652d86bedf43ad264362e6e6eba6eb764508127
public key: 022f01e5e15cca351daff3843fb70f3c2f0a1bdd05e5af888a67784ef3e10a2a01 (compressed)
private key: 0000000000000000000000000000000000000000000000000000000000000008 (hex)
wif: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU77MfhviY5
started: 2015-01-15 18:07:14
solved: 2015-01-15 18:07:14 (0s)
transactions: 2
	funding	2015-01-15 18:07:14	0.004 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	claim	2015-01-15 18:07:14	0.004 BTC	7c4f3c3022a956e7ad80bd0d3642f7e2e0a3dd4b275b7241cf1963610250d65b
claim: https://blockstream.info/tx/7c4f3c3022a956e7ad80bd0d3642f7e2e0a3dd4b275b7241cf1963610250d65b
explorer: https://blockstream.info/address/1EhqbyUMvvs7BfL8goY6qcPbD6YKfPqb7e
source: https://bitcointalk.org/index.php?topic=5218972
key range: 8..f (hex, 4 bits)

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

{
  "id": "b1000/4",
  "chain": "bitcoin",
  "address": {
    "value": "1EhqbyUMvvs7BfL8goY6qcPbD6YKfPqb7e",
    "kind": "p2pkh",
    "hash160": "9652d86bedf43ad264362e6e6eba6eb764508127"
  },
  "status": "solved",
  "pubkey": {
    "value": "022f01e5e15cca351daff3843fb70f3c2f0a1bdd05e5af888a67784ef3e10a2a01",
    "format": "compressed"
  },
  "key": {
    "hex": "0000000000000000000000000000000000000000000000000000000000000008",
    "bits": 4,
    "wif": {
      "decrypted": "KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rFU77MfhviY5"
    }
  },
  "prize": 0.004,
  "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": 0.004
    },
    {
      "tx_type": "claim",
      "txid": "7c4f3c3022a956e7ad80bd0d3642f7e2e0a3dd4b275b7241cf1963610250d65b",
      "date": "2015-01-15 18:07:14",
      "amount": 0.004
    }
  ]
}