b1000/160

Open since 2015-01-15, the key somewhere in 160 bits. 16.001191 BTC on a Bitcoin address, 1NBC8uXJy1GiJ6drkiZa1WuKn51ps7EPTv. Part of Bitcoin puzzle transaction.

b1000/160 unsolved bitcoin Bitcoin puzzle transaction

prize: 16.001191 BTC
key material: 160-bit search width
public key: compressed · 02e0a8b039…1ddfa673
started: 2015-01-15
solved: not yet
verification: puzzle has no private key

address · p2pkh

1NBC8uXJy1GiJ6drkiZa1WuKn51ps7EPTv blockstream.info

hash160 e84818e1bf7f699aa6e28ef9edfb582099099292

balance

asking the explorer

key range · 160 bits

2^159 to 2^160 - 1

0x8000000000000000000000000000000000000000 to 0xffffffffffffffffffffffffffffffffffffffff

transactions · 14

funding2015-01-150.16 BTC08389f34c98c6063…1e5fa6cd15
increase2017-07-111.44 BTC5d45587cfd1d5b0f…4544384164
increase2019-02-240.00000793 BTC336043f3a5f08e4f…1a2d0fbd65
increase2019-05-160.00001 BTC7c432398c7631600…3a474d4f1e
pubkey reveal2019-06-010.00001 BTC17e4e323cfbc68d7…5717a4b3d3
increase2022-11-140.000015 BTC6b2f1287b8e6f9b4…014a10a021
increase2023-04-1614.4 BTC12f34b58b04dfb02…41a78d13b3
increase2023-09-250.00003768 BTCf28d7dda479bc61a…95f9f996ed

source

open in the playground

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

toolpuzzles_show

what a model reads · MCP · Pi · OMP

b1000/160	unsolved	16.001191 BTC	1NBC8uXJy1GiJ6drkiZa1WuKn51ps7EPTv
chain: bitcoin  address kind: p2pkh
hash160: e84818e1bf7f699aa6e28ef9edfb582099099292
public key: 02e0a8b039282faf6fe0fd769cfbc4b6b4cf8758ba68220eac420e32b91ddfa673 (compressed)
private key: unknown
started: 2015-01-15 18:07:14
transactions: 14
	funding	2015-01-15 18:07:14	0.16 BTC	08389f34c98c606322740c0be6a7125d9860bb8d5cb182c02f98461e5fa6cd15
	increase	2017-07-11 05:00:53	1.44 BTC	5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164
	increase	2019-02-24 21:48:34	0.00000793 BTC	336043f3a5f08e4f08dc25bf7ae61aa74d008641a55e4a8e37d2a71a2d0fbd65
	increase	2019-05-16 04:25:45	0.00001 BTC	7c432398c7631600af01695c9767eff109cbfae4f7ecccaff388043a474d4f1e
	pubkey_reveal	2019-06-01 02:07:26	0.00001 BTC	17e4e323cfbc68d7f0071cad09364e8193eedf8fefbcbd8a21b4b65717a4b3d3
	increase	2022-11-14 13:12:25	0.000015 BTC	6b2f1287b8e6f9b4394977a2d389313647ef0f004d6ef0f752a03d014a10a021
	increase	2023-04-16 06:29:48	14.4 BTC	12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3
	increase	2023-09-25 15:00:17	0.00003768 BTC	f28d7dda479bc61ac34fc762226634e51135b6a6609b2a774e1e4495f9f996ed
	increase	2023-10-23 08:45:40	0.000006 BTC	d864c1a02f3ba7028d4a0723bc64102b04d3afea7e2a114e2d6db515489750ff
	increase	2024-06-29 08:18:58	0.00000821 BTC	4cab5e1213071d60d6e452a6b4e9caefbbae44611c3dc2bd757a639a1f85fdd2
	increase	2024-07-13 16:22:21	0.0001 BTC	9ad34108526a0491386df4055dae20456551288aba2a8893fccdd6842ab29f7e
	increase	2024-07-13 19:07:25	0.00001 BTC	e2e8e1988044d6195dc6f076a9d5810eec4f3493667b536ddec898dcacc10d4f
	increase	2025-01-09 18:32:51	0.000006 BTC	65ef98ecd6392c4add3fd280f322baa252b697a1b1ab240db0876f004a88a405
	increase	2025-05-02 09:59:40	0.001 BTC	ae3c5d4277175a604a125f7b4461a083ca1a4dcfd5110b4c77ee773dea7a6877
explorer: https://blockstream.info/address/1NBC8uXJy1GiJ6drkiZa1WuKn51ps7EPTv
source: https://bitcointalk.org/index.php?topic=5218972
key range: 8000000000000000000000000000000000000000..ffffffffffffffffffffffffffffffffffffffff (hex, 160 bits)

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

{
  "id": "b1000/160",
  "chain": "bitcoin",
  "address": {
    "value": "1NBC8uXJy1GiJ6drkiZa1WuKn51ps7EPTv",
    "kind": "p2pkh",
    "hash160": "e84818e1bf7f699aa6e28ef9edfb582099099292"
  },
  "status": "unsolved",
  "pubkey": {
    "value": "02e0a8b039282faf6fe0fd769cfbc4b6b4cf8758ba68220eac420e32b91ddfa673",
    "format": "compressed"
  },
  "key": {
    "bits": 160
  },
  "prize": 16.001191,
  "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": 0.16
    },
    {
      "tx_type": "increase",
      "txid": "5d45587cfd1d5b0fb826805541da7d94c61fe432259e68ee26f4a04544384164",
      "date": "2017-07-11 05:00:53",
      "amount": 1.44
    },
    {
      "tx_type": "increase",
      "txid": "336043f3a5f08e4f08dc25bf7ae61aa74d008641a55e4a8e37d2a71a2d0fbd65",
      "date": "2019-02-24 21:48:34",
      "amount": 0.00000793
    },
    {
      "tx_type": "increase",
      "txid": "7c432398c7631600af01695c9767eff109cbfae4f7ecccaff388043a474d4f1e",
      "date": "2019-05-16 04:25:45",
      "amount": 0.00001
    },
    {
      "tx_type": "pubkey_reveal",
      "txid": "17e4e323cfbc68d7f0071cad09364e8193eedf8fefbcbd8a21b4b65717a4b3d3",
      "date": "2019-06-01 02:07:26",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "6b2f1287b8e6f9b4394977a2d389313647ef0f004d6ef0f752a03d014a10a021",
      "date": "2022-11-14 13:12:25",
      "amount": 0.000015
    },
    {
      "tx_type": "increase",
      "txid": "12f34b58b04dfb0233ce889f674781c0e0c7ba95482cca469125af41a78d13b3",
      "date": "2023-04-16 06:29:48",
      "amount": 14.4
    },
    {
      "tx_type": "increase",
      "txid": "f28d7dda479bc61ac34fc762226634e51135b6a6609b2a774e1e4495f9f996ed",
      "date": "2023-09-25 15:00:17",
      "amount": 0.00003768
    },
    {
      "tx_type": "increase",
      "txid": "d864c1a02f3ba7028d4a0723bc64102b04d3afea7e2a114e2d6db515489750ff",
      "date": "2023-10-23 08:45:40",
      "amount": 0.000006
    },
    {
      "tx_type": "increase",
      "txid": "4cab5e1213071d60d6e452a6b4e9caefbbae44611c3dc2bd757a639a1f85fdd2",
      "date": "2024-06-29 08:18:58",
      "amount": 0.00000821
    },
    {
      "tx_type": "increase",
      "txid": "9ad34108526a0491386df4055dae20456551288aba2a8893fccdd6842ab29f7e",
      "date": "2024-07-13 16:22:21",
      "amount": 0.0001
    },
    {
      "tx_type": "increase",
      "txid": "e2e8e1988044d6195dc6f076a9d5810eec4f3493667b536ddec898dcacc10d4f",
      "date": "2024-07-13 19:07:25",
      "amount": 0.00001
    },
    {
      "tx_type": "increase",
      "txid": "65ef98ecd6392c4add3fd280f322baa252b697a1b1ab240db0876f004a88a405",
      "date": "2025-01-09 18:32:51",
      "amount": 0.000006
    },
    {
      "tx_type": "increase",
      "txid": "ae3c5d4277175a604a125f7b4461a083ca1a4dcfd5110b4c77ee773dea7a6877",
      "date": "2025-05-02 09:59:40",
      "amount": 0.001
    }
  ]
}