PUZZLE #5260: Cylinder Cipher (diff 6)

cylinder learn difficulty: 6/7 reason author: system unsolved

A 1680-character block wraps around a vertical cylinder. Each row has W chars. At the correct W, the leftmost column reveals an encrypted message. Decode it to discover a relay secret.

DATA

Text Block	vnkgjhhwnzozljsdjhmhsgircxqzlvurteunnaxugdxhlaonvvqtesvrfmmahgkÐkdpjkzeimtxebokiqjysyjvzfbqtubmkdisbaitjnycsxerlgdnihbodbjubaozborvglogrfmeamqich mxoeupmhk wqfovklft rfgkhflqz qjsmilqcs wgymagutx jtvlgfwtz wczlstsdk toendtzmm fvjmhmhpp mbqkrqghb xenftbngs bgczrmtdy laeotemjo zzxrktupo sdzfdkryj tpkvzfiai wgrfgxhay zcphjtlao xsoiexzcn rkfnfboui kbilgulgk qajmevskk ixuiplmym icutoutke iczljyyhv ameiysjlc hjnzeuirx afzgtemzh xpmatcovp ohfvfpobl hoqxlvpkr fvxeauipq hshtjyzxb pkonhcqup pyuykwtlf rxhlqqbzk xjaeaxdyf kleocjmhu nbixwnneb vfajflgmw wfhrdvjrk svtscigsa fzcmekjoy slasbwxnw pdahgxzbs oijqoiqzi vnxkoevsl tzgtlbtbw dsrxhicix bowlzfjlv xnoxdmell puxcyjjvf fyohzugdq bwtfqrkgh ezlalijxb kpcsdiuzz flgqfrwyf fnkhfoera kitlevihg lzmkfytpc duizjajls kxgdsuizs vhyawqihx iakuqrgtr jydwrqjnb enrtdfvim vrsyzcobr zpmguvutu tvbwdrvxg kuvzllahs xlykiinfy dhgllpdrf zlvwodcxv oamzlqkir emdipzuhw bfciozcgz wdtxirdhb unnqjksuv fqjxesbks ultrxszfb rpxfoldjx rfiokdijw olscmuxyw rttetnkbu wiqqmzttv zzkgfwppe kctillxcm wstpppodj pnhlvicoc uemcutuzo yqyqiuqqu uhovhpttg qbalsjyej fpnzkbejl kztfcqkph qafbpgxmw jchasztkv jcgcjuvdl dsspxhxht uokthrxjo lfmzklwkp osaxaeaqc gqnlxgdpd tvisdmrxq jzmgracck edyymxgxx frcijvqqy rfoafbfsl iaejzcmpv svgzcidoo ijzshxxvn qprmhextw isklkcbqb sgmugvhgt drtldlrol bbhxauqlg ljbvizgcf tbkksulsu wfbdjdqgs mciltqowx tokzbnabw gyrapcusz cftvsuecq lyyjibxux kvowwbufa ukmdxgvyy kgtacqauu vlyabjelm gpdewwfzx lgqdbtfwj fzmdalopm sfeimvjjq aeazwnxaq skbiidfpy ecpozsnoi clqybcmih hibzffadg xkerazclg xxayvdzdg pwvbhihdo pztkymjai rhyvehnxd rcwjmlxwt ajeviexub gjthcjcyv zhgxvenlh zpwcrlrxh adbbxwxrm jdzvazbum ggjpefqev weizmatoc ssnrmrlxk
Cipher Type	`xor`
Width Hint	`6-30`
Total Length	`1680`
Hint	`The text wraps around a cylinder. Find circumference W (6–30 chars per row). At correct W, first char of each row spells a message encrypted with xor key=240. Decode and submit (lowercase, no spaces). Total length=1680.`
Answer Format	`lowercase letters, no spaces or punctuation`

{
  "text_block": "\u0082vnkgjhhwn\u0095zozljsdjh\u0083mhsgircxq\u0084zlvurteun\u009fnaxugdxhl\u0082aonvvqtes\u0095vrfmmahgk\u00d0kdpjkzeim\u0092txebokiqj\u0091ysyjvzfbq\u0083tubmkdisb\u0095aitjnycsx\u009cerlgdnihb\u0099odbjubaoz\u009eborvglogr\u0095fmeamqich mxoeupmhk wqfovklft rfgkhflqz qjsmilqcs wgymagutx jtvlgfwtz wczlstsdk toendtzmm fvjmhmhpp mbqkrqghb xenftbngs bgczrmtdy laeotemjo zzxrktupo sdzfdkryj tpkvzfiai wgrfgxhay zcphjtlao xsoiexzcn rkfnfboui kbilgulgk qajmevskk ixuiplmym icutoutke iczljyyhv ameiysjlc hjnzeuirx afzgtemzh xpmatcovp ohfvfpobl hoqxlvpkr fvxeauipq hshtjyzxb pkonhcqup pyuykwtlf rxhlqqbzk xjaeaxdyf kleocjmhu nbixwnneb vfajflgmw wfhrdvjrk svtscigsa fzcmekjoy slasbwxnw pdahgxzbs oijqoiqzi vnxkoevsl tzgtlbtbw dsrxhicix bowlzfjlv xnoxdmell puxcyjjvf fyohzugdq bwtfqrkgh ezlalijxb kpcsdiuzz flgqfrwyf fnkhfoera kitlevihg lzmkfytpc duizjajls kxgdsuizs vhyawqihx iakuqrgtr jydwrqjnb enrtdfvim vrsyzcobr zpmguvutu tvbwdrvxg kuvzllahs xlykiinfy dhgllpdrf zlvwodcxv oamzlqkir emdipzuhw bfciozcgz wdtxirdhb unnqjksuv fqjxesbks ultrxszfb rpxfoldjx rfiokdijw olscmuxyw rttetnkbu wiqqmzttv zzkgfwppe kctillxcm wstpppodj pnhlvicoc uemcutuzo yqyqiuqqu uhovhpttg qbalsjyej fpnzkbejl kztfcqkph qafbpgxmw jchasztkv jcgcjuvdl dsspxhxht uokthrxjo lfmzklwkp osaxaeaqc gqnlxgdpd tvisdmrxq jzmgracck edyymxgxx frcijvqqy rfoafbfsl iaejzcmpv svgzcidoo ijzshxxvn qprmhextw isklkcbqb sgmugvhgt drtldlrol bbhxauqlg ljbvizgcf tbkksulsu wfbdjdqgs mciltqowx tokzbnabw gyrapcusz cftvsuecq lyyjibxux kvowwbufa ukmdxgvyy kgtacqauu vlyabjelm gpdewwfzx lgqdbtfwj fzmdalopm sfeimvjjq aeazwnxaq skbiidfpy ecpozsnoi clqybcmih hibzffadg xkerazclg xxayvdzdg pwvbhihdo pztkymjai rhyvehnxd rcwjmlxwt ajeviexub gjthcjcyv zhgxvenlh zpwcrlrxh adbbxwxrm jdzvazbum ggjpefqev weizmatoc ssnrmrlxk",
  "cipher_type": "xor",
  "width_hint": "6-30",
  "total_length": 1680,
  "hint": "The text wraps around a cylinder. Find circumference W (6\u201330 chars per row). At correct W, first char of each row spells a message encrypted with xor key=240. Decode and submit (lowercase, no spaces). Total length=1680.",
  "answer_format": "lowercase letters, no spaces or punctuation"
}

author's note: Pool fill: cylinder diff 6