b1000/68

Solved on 2025-04-06 after 10y 2mo 24d 4h 45m, key published. 6.8 BTC on a Bitcoin address, 1MVDYgVaSN6iKKEsbzRUAYFrYJadLYZvvZ. Part of Bitcoin puzzle transaction.

b1000/68 solved bitcoin Bitcoin puzzle transaction

prize: 6.8 BTC
key material: hex
public key: compressed · 031fe02f1d…0a93ba1b
started: 2015-01-15
solved: 2025-04-06 · 10y 2mo 24d 4h 45m
verification: key derives the address

address · p2pkh

1MVDYgVaSN6iKKEsbzRUAYFrYJadLYZvvZ blockstream.info

hash160 e0b8a2baee1b77fc703455f39d51477451fc8cfc

balance

asking the explorer

key range · 68 bits

2^67 to 2^68 - 1

0x80000000000000000 to 0xfffffffffffffffff

key material · on the record

private key (hex): 00000000000000000000000000000000000000000000000bebb3940cd0fc1491
WIF: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qd7sDG4F2sdMtzNe8y2U

transactions · 21

funding2015-01-150.068 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-110.612 BTC5d45587cfd1d5b0f…4544384164
increase2023-03-260.00001 BTC65264bade4a3cf48…1e97567b05
increase2023-04-166.12 BTC12f34b58b04dfb02…41a78d13b3
increase2023-09-250.00003768 BTCe2d8d24e4ce591be…351a732ce5
increase2024-05-120.00000546 BTC55571ca5e1f86c11…ce8f8938cf
increase2025-01-280.000006 BTC82663b99c18c61a8…4c874e94b1
increase2025-02-040.00001 BTCd8ac1247594800c6…16c9a855b3

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/68	solved	6.8 BTC	1MVDYgVaSN6iKKEsbzRUAYFrYJadLYZvvZ
chain: bitcoin  address kind: p2pkh
hash160: e0b8a2baee1b77fc703455f39d51477451fc8cfc
public key: 031fe02f1d740637a7127cdfe8a77a8a0cfc6435f85e7ec3282cb6243c0a93ba1b (compressed)
private key: 00000000000000000000000000000000000000000000000bebb3940cd0fc1491 (hex)
wif: KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qd7sDG4F2sdMtzNe8y2U
started: 2015-01-15 18:07:14
solved: 2025-04-06 22:52:42 (10y 2mo 24d 4h 45m)
solver: bc1qfwpccz2udt3efk7y2wt9l44h34cs5yevjc80lk
transactions: 21
	funding	2015-01-15 18:07:14	0.068 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	0.612 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2023-03-26 00:46:41	0.00001 BTC	65264bade4a3cf484d649b058a6482fc66bbf3b710d342c83fdf311e97567b05
	increase	2023-04-16 06:29:48	6.12 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
	increase	2023-09-25 15:00:17	0.00003768 BTC	e2d8d24e4ce591bebc0dd92c55596d4e6f21e38ce4118de9625cad351a732ce5
	increase	2024-05-12 00:07:46	0.00000546 BTC	55571ca5e1f86c11a5ec5837aa1edf4262042b4b18379373585047ce8f8938cf
	increase	2025-01-28 07:26:42	0.000006 BTC	82663b99c18c61a81515342df76ad42560d9c3a91bdc5695830a114c874e94b1
	increase	2025-02-04 12:20:30	0.00001 BTC	d8ac1247594800c6de2cf8fe72bf0a8431016af708a741b46c753a16c9a855b3
	increase	2025-03-06 21:44:48	1e-8 BTC	2ae40c9480cd4608754636bf14ae0b978e589b59f38f9e48a21f03bd084ce622
	increase	2025-03-07 06:51:25	0.000022 BTC	6907f589ffc4eb2889f154c292c3ae54cb046b395066485d6d598dddd88e38d0
	increase	2025-03-16 03:24:47	1e-8 BTC	5be41d92b4a9829e2555cf7389dfc8f62209a1ff7f60bae5634518f5287d881f
	increase	2025-03-22 03:10:27	0.00000833 BTC	42cfb3573cdb540cffdca9376802234bf04e843c1dfaae9a877447c57626e286
	increase	2025-03-28 20:09:27	0.000008 BTC	0f58191b0bedc574e0ca12026f66066f6a919aa4687d7216b89812ca64eaa5bb
	increase	2025-03-29 01:18:50	0.00000666 BTC	0e0fe0335638be35190b4b251d2ae67579feb5a14774cbcd4180b40b9a793a3c
	increase	2025-03-29 11:13:43	0.00000775 BTC	aff11a074048fba3b545f1498d0b0d32dd2f2309864deb4550d4dd29727324b4
	increase	2025-03-29 16:41:47	0.00000647 BTC	017cfc42405a2dae6417b9137e452268f1d936ef7410c1b5e387dee755387edb
	increase	2025-03-30 00:50:59	0.00000775 BTC	e3b4d2f6971099039b7b47869bdc2217fc37119bf98fbe2e44be85cc29c133c1
	increase	2025-03-30 01:23:03	0.00000783 BTC	4328caeff6a8679a6a64e9b835d3c08ab26554c4b89042c77581f7a6904f0eb9
	increase	2025-03-30 01:23:03	0.00000771 BTC	47e20f8b984c3bf2740ab724204d3fe74ce8f1fc68f0060967ef7d94e0e16504
	increase	2025-04-03 06:38:53	1e-8 BTC	285a933772c91d5202225015ed6fc9f8a24f3140042a0893dead42ce140e4e14
	claim	2025-04-06 22:52:42	6.80015167 BTC	a5635eb2205bd3024e55156ee353110415829d1c6bc947f42bfa162488b0eb08
claim: https://blockstream.info/tx/a5635eb2205bd3024e55156ee353110415829d1c6bc947f42bfa162488b0eb08
explorer: https://blockstream.info/address/1MVDYgVaSN6iKKEsbzRUAYFrYJadLYZvvZ
source: https://bitcointalk.org/index.php?topic=5218972
key range: 80000000000000000..fffffffffffffffff (hex, 68 bits)

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

{
  "id": "b1000/68",
  "chain": "bitcoin",
  "address": {
    "value": "1MVDYgVaSN6iKKEsbzRUAYFrYJadLYZvvZ",
    "kind": "p2pkh",
    "hash160": "e0b8a2baee1b77fc703455f39d51477451fc8cfc"
  },
  "status": "solved",
  "pubkey": {
    "value": "031fe02f1d740637a7127cdfe8a77a8a0cfc6435f85e7ec3282cb6243c0a93ba1b",
    "format": "compressed"
  },
  "key": {
    "hex": "00000000000000000000000000000000000000000000000bebb3940cd0fc1491",
    "bits": 68,
    "wif": {
      "decrypted": "KwDiBf89QgGbjEhKnhXJuH7LrciVrZi3qd7sDG4F2sdMtzNe8y2U"
    }
  },
  "prize": 6.8,
  "start_date": "2015-01-15 18:07:14",
  "solve_date": "2025-04-06 22:52:42",
  "solve_time": 322634728,
  "source_url": "https://bitcointalk.org/index.php?topic=5218972",
  "transactions": [
    {
      "tx_type": "funding",
      "txid": "08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15",
      "date": "2015-01-15 18:07:14",
      "amount": 0.068
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 0.612
    },
    {
      "tx_type": "increase",
      "txid": "65264bade4a3cf484d649b058a6482fc66bbf3b710d342c83fdf311e97567b05",
      "date": "2023-03-26 00:46:41",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 6.12
    },
    {
      "tx_type": "increase",
      "txid": "e2d8d24e4ce591bebc0dd92c55596d4e6f21e38ce4118de9625cad351a732ce5",
      "date": "2023-09-25 15:00:17",
      "amount": 0.00003768
    },
    {
      "tx_type": "increase",
      "txid": "55571ca5e1f86c11a5ec5837aa1edf4262042b4b18379373585047ce8f8938cf",
      "date": "2024-05-12 00:07:46",
      "amount": 0.00000546
    },
    {
      "tx_type": "increase",
      "txid": "82663b99c18c61a81515342df76ad42560d9c3a91bdc5695830a114c874e94b1",
      "date": "2025-01-28 07:26:42",
      "amount": 0.000006
    },
    {
      "tx_type": "increase",
      "txid": "d8ac1247594800c6de2cf8fe72bf0a8431016af708a741b46c753a16c9a855b3",
      "date": "2025-02-04 12:20:30",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "2ae40c9480cd4608754636bf14ae0b978e589b59f38f9e48a21f03bd084ce622",
      "date": "2025-03-06 21:44:48",
      "amount": 1e-8
    },
    {
      "tx_type": "increase",
      "txid": "6907f589ffc4eb2889f154c292c3ae54cb046b395066485d6d598dddd88e38d0",
      "date": "2025-03-07 06:51:25",
      "amount": 0.000022
    },
    {
      "tx_type": "increase",
      "txid": "5be41d92b4a9829e2555cf7389dfc8f62209a1ff7f60bae5634518f5287d881f",
      "date": "2025-03-16 03:24:47",
      "amount": 1e-8
    },
    {
      "tx_type": "increase",
      "txid": "42cfb3573cdb540cffdca9376802234bf04e843c1dfaae9a877447c57626e286",
      "date": "2025-03-22 03:10:27",
      "amount": 0.00000833
    },
    {
      "tx_type": "increase",
      "txid": "0f58191b0bedc574e0ca12026f66066f6a919aa4687d7216b89812ca64eaa5bb",
      "date": "2025-03-28 20:09:27",
      "amount": 0.000008
    },
    {
      "tx_type": "increase",
      "txid": "0e0fe0335638be35190b4b251d2ae67579feb5a14774cbcd4180b40b9a793a3c",
      "date": "2025-03-29 01:18:50",
      "amount": 0.00000666
    },
    {
      "tx_type": "increase",
      "txid": "aff11a074048fba3b545f1498d0b0d32dd2f2309864deb4550d4dd29727324b4",
      "date": "2025-03-29 11:13:43",
      "amount": 0.00000775
    },
    {
      "tx_type": "increase",
      "txid": "017cfc42405a2dae6417b9137e452268f1d936ef7410c1b5e387dee755387edb",
      "date": "2025-03-29 16:41:47",
      "amount": 0.00000647
    },
    {
      "tx_type": "increase",
      "txid": "e3b4d2f6971099039b7b47869bdc2217fc37119bf98fbe2e44be85cc29c133c1",
      "date": "2025-03-30 00:50:59",
      "amount": 0.00000775
    },
    {
      "tx_type": "increase",
      "txid": "4328caeff6a8679a6a64e9b835d3c08ab26554c4b89042c77581f7a6904f0eb9",
      "date": "2025-03-30 01:23:03",
      "amount": 0.00000783
    },
    {
      "tx_type": "increase",
      "txid": "47e20f8b984c3bf2740ab724204d3fe74ce8f1fc68f0060967ef7d94e0e16504",
      "date": "2025-03-30 01:23:03",
      "amount": 0.00000771
    },
    {
      "tx_type": "increase",
      "txid": "285a933772c91d5202225015ed6fc9f8a24f3140042a0893dead42ce140e4e14",
      "date": "2025-04-03 06:38:53",
      "amount": 1e-8
    },
    {
      "tx_type": "claim",
      "txid": "a5635eb2205bd3024e55156ee353110415829d1c6bc947f42bfa162488b0eb08",
      "date": "2025-04-06 22:52:42",
      "amount": 6.80015167
    }
  ],
  "solver": {
    "addresses": [
      "bc1qfwpccz2udt3efk7y2wt9l44h34cs5yevjc80lk"
    ]
  }
}