b1000/21

b1000/21 solved bitcoin Bitcoin puzzle transaction

prize: 0.021 BTC
key material: hex
public key: compressed · 031a746c78…d306e49e
started: 2015-01-15
solved: 2015-01-15 · 1h 4m
verification: key derives the address

address · p2pkh

14oFNXucftsHiUMY8uctg6N487riuyXs4h blockstream.info

hash160 29a78213caa9eea824acf08022ab9dfc83414f56

balance

asking the explorer

key range · 21 bits

2^20 to 2^21 - 1

0x100000 to 0x1fffff

key material · on the record

private key (hex): 00000000000000000000000000000000000000000000000000000000001ba534
WIF: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rL6JJvw6XUry

transactions · 2

funding2015-01-150.021 BTC08389f34c98c6063…1e5fa6cd15
claim2015-01-150.021 BTCcfbfafab6e04041a…87276b2914

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/21	solved	0.021 BTC	14oFNXucftsHiUMY8uctg6N487riuyXs4h
chain: bitcoin  address kind: p2pkh
hash160: 29a78213caa9eea824acf08022ab9dfc83414f56
public key: 031a746c78f72754e0be046186df8a20cdce5c79b2eda76013c647af08d306e49e (compressed)
private key: 00000000000000000000000000000000000000000000000000000000001ba534 (hex)
wif: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rL6JJvw6XUry
started: 2015-01-15 18:07:14
solved: 2015-01-15 19:11:31 (1h 4m)
transactions: 2
	funding	2015-01-15 18:07:14	0.021 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	claim	2015-01-15 19:11:31	0.021 BTC	cfbfafab6e04041ad36fb2395c2dd384f943ebdf61910c799f8f4a87276b2914
claim: https://blockstream.info/tx/cfbfafab6e04041ad36fb2395c2dd384f943ebdf61910c799f8f4a87276b2914
explorer: https://blockstream.info/address/14oFNXucftsHiUMY8uctg6N487riuyXs4h
source: https://bitcointalk.org/index.php?topic=5218972
key range: 100000..1fffff (hex, 21 bits)

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

{
  "id": "b1000/21",
  "chain": "bitcoin",
  "address": {
    "value": "14oFNXucftsHiUMY8uctg6N487riuyXs4h",
    "kind": "p2pkh",
    "hash160": "29a78213caa9eea824acf08022ab9dfc83414f56"
  },
  "status": "solved",
  "pubkey": {
    "value": "031a746c78f72754e0be046186df8a20cdce5c79b2eda76013c647af08d306e49e",
    "format": "compressed"
  },
  "key": {
    "hex": "00000000000000000000000000000000000000000000000000000000001ba534",
    "bits": 21,
    "wif": {
      "decrypted": "KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qYjgd9M7rL6JJvw6XUry"
    }
  },
  "prize": 0.021,
  "start_date": "2015-01-15 18:07:14",
  "solve_date": "2015-01-15 19:11:31",
  "solve_time": 3857,
  "source_url": "https://bitcointalk.org/index.php?topic=5218972",
  "transactions": [
    {
      "tx_type": "funding",
      "txid": "08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15",
      "date": "2015-01-15 18:07:14",
      "amount": 0.021
    },
    {
      "tx_type": "claim",
      "txid": "cfbfafab6e04041ad36fb2395c2dd384f943ebdf61910c799f8f4a87276b2914",
      "date": "2015-01-15 19:11:31",
      "amount": 0.021
    }
  ]
}