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b5e4cbfe80a8b7a927101b882ed00c91 from https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F (MD5 of the word, TOMI and a name)\nstarted: 2019-05-21 07:11:03\nsolved: 2019-05-22 13:06:33 (1d 5h 55m)\ntransactions: 2\n\tfunding\t2019-05-21 07:11:03\t0.007 BTC\t7984db3918bf18688403e3b7f5d2bd133023a2ba38ea5442e310df80a0a708e5\n\tclaim\t2019-05-22 13:06:33\t0.0063616 BTC\teea395e5b3f3e48e836dc7cf19c1c91341a51f0ce5d8c0b433256c6991d75f73\nclaim: https:\u002F\u002Fblockstream.info\u002Ftx\u002Feea395e5b3f3e48e836dc7cf19c1c91341a51f0ce5d8c0b433256c6991d75f73\nhints: 6\n\tofficial\t-\tQuestion: Kraaz\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\tanswer: Method was using Atbash on the solution Pizza (for Bitcoin Pizza day today). The most difficult part was getting the spelling of the name Laszlo Hanyecz right, which went into the TOMI field.\tanswer source: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\n\tofficial\t-\tFormat: [Solution] TOMI [TOMI]\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\tanswer: Solution as mentioned in other comments is \"Pizza TOMI Laszlo Hanyecz\".\tanswer source: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002Fcomment\u002Feofcjjh\u002F\n\tofficial\t-\tTomi field is the relevant name for the solution.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\n\tofficial\t-\tFirst three digits of MD5 hash are b5e.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\n\tofficial\t-\tFirst digit of solution only is c.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\n\tofficial\t-\tFirst digit of TOMI field only is f.\tsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\nexplorer: https:\u002F\u002Fblockstream.info\u002Faddress\u002F1KZ2riUcEkAebmPrGYhSJwC4f9EZohZWkW\nsource: https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F","13",false,true,[419,422,425],{"label":420,"value":421,"mono":417},"WIF","L2AH6wtNHQjdRftfuHd5VKXiGh3RB4HNm2tiBF8i9MKKzxLuYJTU",{"label":423,"value":424,"mono":417},"entropy hash","b5e4cbfe80a8b7a927101b882ed00c91",{"label":426,"value":427,"mono":416,"href":412},"entropy source","MD5 of the word, TOMI and a name",[429,433],{"type":430,"txid":431,"date":403,"amount":401,"url":432},"funding","7984db3918bf18688403e3b7f5d2bd133023a2ba38ea5442e310df80a0a708e5","https:\u002F\u002Fblockstream.info\u002Ftx\u002F7984db3918bf18688403e3b7f5d2bd133023a2ba38ea5442e310df80a0a708e5",{"type":434,"txid":435,"date":404,"amount":436,"url":437},"claim","eea395e5b3f3e48e836dc7cf19c1c91341a51f0ce5d8c0b433256c6991d75f73","0.0063616 BTC","https:\u002F\u002Fblockstream.info\u002Ftx\u002Feea395e5b3f3e48e836dc7cf19c1c91341a51f0ce5d8c0b433256c6991d75f73",[],[],[441,446,451,453,455,457],{"kind":442,"text":443,"source":412,"answer":444,"shared":416},"official","Question: Kraaz",{"text":445,"source":412},"Method was using Atbash on the solution Pizza (for Bitcoin Pizza day today). The most difficult part was getting the spelling of the name Laszlo Hanyecz right, which went into the TOMI field.",{"kind":442,"text":447,"source":412,"answer":448,"shared":416},"Format: [Solution] TOMI [TOMI]",{"text":449,"source":450},"Solution as mentioned in other comments is \"Pizza TOMI Laszlo Hanyecz\".","https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002Fcomment\u002Feofcjjh\u002F",{"kind":442,"text":452,"source":412,"shared":416},"Tomi field is the relevant name for the solution.",{"kind":442,"text":454,"source":412,"shared":416},"First three digits of MD5 hash are b5e.",{"kind":442,"text":456,"source":412,"shared":416},"First digit of solution only is c.",{"kind":442,"text":458,"source":412,"shared":416},"First digit of TOMI field only is f.","{\n  \"id\": \"quizchain2\u002F13\",\n  \"chain\": \"bitcoin\",\n  \"address\": {\n    \"value\": \"1KZ2riUcEkAebmPrGYhSJwC4f9EZohZWkW\",\n    \"kind\": \"p2pkh\",\n    \"hash160\": \"cb81200a9aace112a6108585c435be9fd5f2174c\"\n  },\n  \"status\": \"solved\",\n  \"pubkey\": {\n    \"value\": \"0344193ee4b704045e85c197bab2862e12db7fe792a7a9f2dcf594de7df4325b78\",\n    \"format\": \"compressed\"\n  },\n  \"key\": {\n    \"wif\": {\n      \"decrypted\": \"L2AH6wtNHQjdRftfuHd5VKXiGh3RB4HNm2tiBF8i9MKKzxLuYJTU\"\n    },\n    \"seed\": {\n      \"entropy\": {\n        \"hash\": \"b5e4cbfe80a8b7a927101b882ed00c91\",\n        \"source\": {\n          \"url\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\",\n          \"description\": \"MD5 of the word, TOMI and a name\"\n        }\n      }\n    },\n    \"derived\": true\n  },\n  \"prize\": 0.007,\n  \"start_date\": \"2019-05-21 07:11:03\",\n  \"solve_date\": \"2019-05-22 13:06:33\",\n  \"solve_time\": 107730,\n  \"source_url\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\",\n  \"transactions\": [\n    {\n      \"tx_type\": \"funding\",\n      \"txid\": \"7984db3918bf18688403e3b7f5d2bd133023a2ba38ea5442e310df80a0a708e5\",\n      \"date\": \"2019-05-21 07:11:03\",\n      \"amount\": 0.007\n    },\n    {\n      \"tx_type\": \"claim\",\n      \"txid\": \"eea395e5b3f3e48e836dc7cf19c1c91341a51f0ce5d8c0b433256c6991d75f73\",\n      \"date\": \"2019-05-22 13:06:33\",\n      \"amount\": 0.0063616\n    }\n  ],\n  \"hints\": [\n    {\n      \"kind\": \"official\",\n      \"text\": \"Question: Kraaz\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\",\n      \"answer\": {\n        \"text\": \"Method was using Atbash on the solution Pizza (for Bitcoin Pizza day today). The most difficult part was getting the spelling of the name Laszlo Hanyecz right, which went into the TOMI field.\",\n        \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\"\n      }\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"Format: [Solution] TOMI [TOMI]\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\",\n      \"answer\": {\n        \"text\": \"Solution as mentioned in other comments is \\\"Pizza TOMI Laszlo Hanyecz\\\".\",\n        \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002Fcomment\u002Feofcjjh\u002F\"\n      }\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"Tomi field is the relevant name for the solution.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"First three digits of MD5 hash are b5e.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"First digit of solution only is c.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\"\n    },\n    {\n      \"kind\": \"official\",\n      \"text\": \"First digit of TOMI field only is f.\",\n      \"source\": \"https:\u002F\u002Fwww.reddit.com\u002Fr\u002FGrycoin\u002Fcomments\u002Fbrogvu\u002F7_mbtc_quizchain2_block_13\u002F\"\n    }\n  ]\n}","quizchain2\u002F12","quizchain2\u002F14",13,20,{"id":465,"title":415,"body":466,"description":535,"extension":539,"meta":540,"navigation":417,"path":541,"seo":542,"stem":394,"__hash__":543},"stories\u002Fquizchain2\u002F13.md",{"type":467,"value":468,"toc":534},"minimark",[469,474,478,502,512,516,524,531],[470,471,473],"h2",{"id":472},"pizza-day","Pizza day",[475,476,477],"p",{},"May 22, 2019. Bitcoin Pizza Day, and the first block on the author's new subreddit, r\u002FGrycoin. The plan was simple. Make a block easy enough for humans and bots alike, and see who's faster.",[475,479,480,481,485,486,489,490,493,494,497,498,501],{},"The question is one word: ",[482,483,484],"code",{},"Kraaz",". The format is ",[482,487,488],{},"[Solution] TOMI [TOMI]",", and the TOMI field is \"the relevant name for the solution\". Digits ",[482,491,492],{},"b5e",", ",[482,495,496],{},"c"," and ",[482,499,500],{},"f",".",[475,503,504,505,507,508,511],{},"Atbash flips the alphabet. K becomes P, r becomes i, a becomes z. ",[482,506,484],{}," is ",[482,509,510],{},"Pizza",". And the relevant name? The man who paid 10,000 BTC for two pizzas, Laszlo Hanyecz.",[470,513,515],{"id":514},"nine-minutes","Nine minutes",[475,517,518,519,523],{},"The post went up at 12:57:25 UTC. The claim confirmed at ",[520,521,522],"strong",{},"13:06:33",". \"Even few minutes have not passed,\" one comment says.",[475,525,526,527,530],{},"u\u002Fmooncritic posted the string ",[482,528,529],{},"Pizza TOMI Laszlo Hanyecz"," and admitted the rush cost \"a big fee\". The chain backs that up. 7 mBTC went in, 6.36 went out, so almost 0.64 mBTC went to the miner. A fitting tip for pizza day.",[475,532,533],{},"The author took it as proof that humans beat scripts on easy blocks. Setting up a script takes time, hashing a pizza doesn't. The hardest part, by the author's own account, was spelling Hanyecz right.",{"title":535,"searchDepth":413,"depth":413,"links":536},"",[537,538],{"id":472,"depth":413,"text":473},{"id":514,"depth":413,"text":515},"md",{},"\u002Fquizchain2\u002F13",{"description":535},"PYQ3u2IRayL_E9ZzKtW5N_x_YLa5dPr7F7zjsGFVy7o",1790891451588]