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recipe)\nentropy: b322677e2c01cc97c918f241b824174d from https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F (MD5 of the eight words and the whole block 6 key)\nstarted: 2019-05-16 11:57:33\nsolved: 2019-05-17 01:47:58 (13h 50m)\ntransactions: 2\n\tfunding\t2019-05-16 11:57:33\t0.007 BTC\t3a9f2bd0ff07c8bfc4201cc6498eec0cd9bd476c88a07ae59d710d895219ea50\n\tclaim\t2019-05-17 01:47:58\t0.00648415 BTC\t5d20412ed6c1bd03dfde7995741b484cfaaf8dd044b0e2b709c2d250bc94c37e\nclaim: https:\u002F\u002Fblockstream.info\u002Ftx\u002F5d20412ed6c1bd03dfde7995741b484cfaaf8dd044b0e2b709c2d250bc94c37e\nhints: 6\n\tofficial\t-\tQuestion: Eight words.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\tanswer: I used the famous passphrase \"correct horse battery staple\" for this one as a challenge to the players that rely on scripts to get their solution.\tanswer source: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\n\tofficial\t-\tFormat: [word1 word2 word3 word4 word5 word6 word7 word8] [link]\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\tanswer: correct horse battery staple correct horse battery staple\tanswer source: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenuhtjg\u002F\n\tofficial\t-\tAll words in all letters lower case and one space between words, no period at the end.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\n\tofficial\t-\tUse L2gi9LjJwv6oRBdBAJMo3QTNmfdqLRYxbW7o1MhC5K7NNh2JqPSZ as a link.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\n\tofficial\t-\tFirst three digits of MD5 hash are b32.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\n\tofficial\t-\tI know that. Which is in turn a hint for the solution...\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenugazk\u002F\nexplorer: https:\u002F\u002Fblockstream.info\u002Faddress\u002F18AoFSmoTH34cbRy9QW4X4ZxCTdS1iwswD\nsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F","8",false,true,[419,422,425],{"label":420,"value":421,"mono":417},"WIF","L45dLEP5xr2aZLaGuMagF8bcr9PNurGgigqAQa2vFkLSZSgAyXUh",{"label":423,"value":424,"mono":417},"entropy hash","b322677e2c01cc97c918f241b824174d",{"label":426,"value":427,"mono":416,"href":412},"entropy source","MD5 of the eight words and the whole block 6 key",[429,433],{"type":430,"txid":431,"date":403,"amount":401,"url":432},"funding","3a9f2bd0ff07c8bfc4201cc6498eec0cd9bd476c88a07ae59d710d895219ea50","https:\u002F\u002Fblockstream.info\u002Ftx\u002F3a9f2bd0ff07c8bfc4201cc6498eec0cd9bd476c88a07ae59d710d895219ea50",{"type":434,"txid":435,"date":404,"amount":436,"url":437},"claim","5d20412ed6c1bd03dfde7995741b484cfaaf8dd044b0e2b709c2d250bc94c37e","0.00648415 BTC","https:\u002F\u002Fblockstream.info\u002Ftx\u002F5d20412ed6c1bd03dfde7995741b484cfaaf8dd044b0e2b709c2d250bc94c37e",[],[],[441,446,451,453,455,457],{"kind":442,"text":443,"source":412,"answer":444,"shared":416},"official","Question: Eight words.",{"text":445,"source":412},"I used the famous passphrase \"correct horse battery staple\" for this one as a challenge to the players that rely on scripts to get their solution.",{"kind":442,"text":447,"source":412,"answer":448,"shared":416},"Format: [word1 word2 word3 word4 word5 word6 word7 word8] [link]",{"text":449,"source":450},"correct horse battery staple correct horse battery staple","https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenuhtjg\u002F",{"kind":442,"text":452,"source":412,"shared":416},"All words in all letters lower case and one space between words, no period at the end.",{"kind":442,"text":454,"source":412,"shared":416},"Use L2gi9LjJwv6oRBdBAJMo3QTNmfdqLRYxbW7o1MhC5K7NNh2JqPSZ as a link.",{"kind":442,"text":456,"source":412,"shared":416},"First three digits of MD5 hash are b32.",{"kind":442,"text":458,"source":459,"shared":416},"I know that. Which is in turn a hint for the solution...","https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenugazk\u002F","{\n  \"id\": \"quizchain2\u002F8\",\n  \"chain\": \"bitcoin\",\n  \"address\": {\n    \"value\": \"18AoFSmoTH34cbRy9QW4X4ZxCTdS1iwswD\",\n    \"kind\": \"p2pkh\",\n    \"hash160\": \"4ea33b1c17388c6769b9c3e958dab37a7ae5531e\"\n  },\n  \"status\": \"solved\",\n  \"pubkey\": {\n    \"value\": \"02b302546efc47a42ccfe849e7797dfefb6639755424e74db4328cce95fc717906\",\n    \"format\": \"compressed\"\n  },\n  \"key\": {\n    \"wif\": {\n      \"decrypted\": \"L45dLEP5xr2aZLaGuMagF8bcr9PNurGgigqAQa2vFkLSZSgAyXUh\"\n    },\n    \"seed\": {\n      \"entropy\": {\n        \"hash\": \"b322677e2c01cc97c918f241b824174d\",\n        \"source\": {\n          \"url\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\",\n          \"description\": \"MD5 of the eight words and the whole block 6 key\"\n        }\n      }\n    },\n    \"derived\": true\n  },\n  \"prize\": 0.007,\n  \"start_date\": \"2019-05-16 11:57:33\",\n  \"solve_date\": \"2019-05-17 01:47:58\",\n  \"solve_time\": 49825,\n  \"source_url\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\",\n  \"transactions\": [\n    {\n      \"tx_type\": \"funding\",\n      \"txid\": \"3a9f2bd0ff07c8bfc4201cc6498eec0cd9bd476c88a07ae59d710d895219ea50\",\n      \"date\": \"2019-05-16 11:57:33\",\n      \"amount\": 0.007\n    },\n    {\n      \"tx_type\": \"claim\",\n      \"txid\": \"5d20412ed6c1bd03dfde7995741b484cfaaf8dd044b0e2b709c2d250bc94c37e\",\n      \"date\": \"2019-05-17 01:47:58\",\n      \"amount\": 0.00648415\n    }\n  ],\n  \"hints\": [\n    {\n      \"kind\": \"official\",\n      \"text\": \"Question: Eight words.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\",\n      \"answer\": {\n        \"text\": \"I used the famous passphrase \\\"correct horse battery staple\\\" for this one as a challenge to the players that rely on scripts to get their solution.\",\n        \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\"\n      }\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"Format: [word1 word2 word3 word4 word5 word6 word7 word8] [link]\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\",\n      \"answer\": {\n        \"text\": \"correct horse battery staple correct horse battery staple\",\n        \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenuhtjg\u002F\"\n      }\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"All words in all letters lower case and one space between words, no period at the end.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"Use L2gi9LjJwv6oRBdBAJMo3QTNmfdqLRYxbW7o1MhC5K7NNh2JqPSZ as a link.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"First three digits of MD5 hash are b32.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002F7_mbtc_quizchain2_block_8\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"I know that. Which is in turn a hint for the solution...\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002Fbitcoinpuzzles\u002Fcomments\u002Fbpjipk\u002Fcomment\u002Fenugazk\u002F\"\n    }\n  ]\n}","quizchain2\u002F7","quizchain2\u002F9",8,10,{"id":466,"title":415,"body":467,"description":513,"extension":517,"meta":518,"navigation":417,"path":519,"seo":520,"stem":394,"__hash__":521},"stories\u002Fquizchain2\u002F8.md",{"type":468,"value":469,"toc":512},"minimark",[470,475,488,491,495,501,509],[471,472,474],"h2",{"id":473},"eight-words-and-a-link","Eight words and a link",[476,477,478,479,483,484,487],"p",{},"May 16, 7 mBTC. \"Eight words.\" All lowercase, one space, no period, MD5 prefix ",[480,481,482],"code",{},"b32",". This one has a link again, the block 6 key ",[480,485,486],{},"L2gi9LjJwv6oRBdBAJMo3QTNmfdqLRYxbW7o1MhC5K7NNh2JqPSZ",".",[476,489,490],{},"Why the link? To keep out \"outside brute forcing\", bots that try cracking lists without knowing the quizchain exists. u\u002Fsilver_anth didn't buy it. \"I don't think these exist.\" The author had an answer. Brainwallets on famous phrases get emptied fast. And then: \"I know that. Which is in turn a hint for the solution...\"",[471,492,494],{"id":493},"correct-horse-battery-staple","Correct horse battery staple",[476,496,497,498,500],{},"It's xkcd 936. The most famous password in the world. The twist is that it appears twice: ",[480,499,449],{}," plus the link.",[476,502,503,504,508],{},"u\u002Fmooncritic got it. The claim confirmed at ",[505,506,507],"strong",{},"01:47:58 UTC"," on May 17, with a fat fee. The author asked: without a script? \"Yes, that's right.\" \"Glad to hear that humans beat the bots this time.\"",[476,510,511],{},"That was the whole test. The author wanted to see if the script players would catch a classic password right away. They didn't. Humans 1, bots 0. Nobody printed the key, so the record derives it.",{"title":513,"searchDepth":413,"depth":413,"links":514},"",[515,516],{"id":473,"depth":413,"text":474},{"id":493,"depth":413,"text":494},"md",{},"\u002Fquizchain2\u002F8",{"description":513},"hga5w3CfxdkL0qfrVrKNxTSxTPBBHjrwFxmQahfW32k",1790876849827]