collections/Bitcoin puzzle transaction
b1000/97
Open since 2015-01-15, the key somewhere in 97 bits. 9.700026 BTC on a Bitcoin address, 18ywPwj39nGjqBrQJSzZVq2izR12MDpDr8. Part of Bitcoin puzzle transaction.
- prize
- 9.700026 BTC
- key material
- 97-bit search width
- public key
- unknown
- started
- 2015-01-15
- solved
- not yet
- verification
- puzzle has no private key
address · p2pkh
18ywPwj39nGjqBrQJSzZVq2izR12MDpDr8 blockstream.infohash160 578d94dc6f40fff35f91f6fba9b71c46b361dff2
balance
asking the explorer
key range · 97 bits
2^96 to 2^97 - 1
0x1000000000000000000000000 to 0x1ffffffffffffffffffffffff
transactions · 4
- funding2015-01-150.097 BTC08389f34c98c6063…1e5fa6cd15
- increase2017-07-110.873 BTC5d45587cfd1d5b0f…4544384164
- increase2023-04-168.73 BTC12f34b58b04dfb02…41a78d13b3
- increase2025-10-230.00002613 BTC41ea4b706003301a…fc44415194
toolpuzzles_show
what a model reads · MCP · Pi · OMP
b1000/97 unsolved 9.700026 BTC 18ywPwj39nGjqBrQJSzZVq2izR12MDpDr8
chain: bitcoin address kind: p2pkh
hash160: 578d94dc6f40fff35f91f6fba9b71c46b361dff2
public key: unknown
private key: unknown
started: 2015-01-15 18:07:14
transactions: 4
funding 2015-01-15 18:07:14 0.097 BTC 08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
increase 2017-07-11 05:00:53 0.873 BTC 5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
increase 2023-04-16 06:29:48 8.73 BTC 12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
increase 2025-10-23 08:05:49 0.00002613 BTC 41ea4b706003301ad5481e7a15125fa056a0179aa2daf774477b4afc44415194
explorer: https://blockstream.info/address/18ywPwj39nGjqBrQJSzZVq2izR12MDpDr8
source: https://bitcointalk.org/index.php?topic=5218972
key range: 1000000000000000000000000..1ffffffffffffffffffffffff (hex, 97 bits)puzzle.toJSON() absent fields are absent, never null
{
"id": "b1000/97",
"chain": "bitcoin",
"address": {
"value": "18ywPwj39nGjqBrQJSzZVq2izR12MDpDr8",
"kind": "p2pkh",
"hash160": "578d94dc6f40fff35f91f6fba9b71c46b361dff2"
},
"status": "unsolved",
"key": {
"bits": 97
},
"prize": 9.700026,
"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": 0.097
},
{
"tx_type": "increase",
"txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
"date": "2017-07-11 05:00:53",
"amount": 0.873
},
{
"tx_type": "increase",
"txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
"date": "2023-04-16 06:29:48",
"amount": 8.73
},
{
"tx_type": "increase",
"txid": "41ea4b706003301ad5481e7a15125fa056a0179aa2daf774477b4afc44415194",
"date": "2025-10-23 08:05:49",
"amount": 0.00002613
}
]
}