SnokenKeekaGuard ( SnokenKeekaGuard@lemmy.dbzer0.com ) M to Art@lemmy.dbzer0.com · 10 months ago800 year old four-dial combination lock with over 4.2 billion possible combos made by an Iranian astrolabe maker named Muhammad ibn Hamid al- Asturlabi.lemmy.dbzer0.comimagemessage-square12linkfedilinkarrow-up1179
arrow-up1179image800 year old four-dial combination lock with over 4.2 billion possible combos made by an Iranian astrolabe maker named Muhammad ibn Hamid al- Asturlabi.lemmy.dbzer0.comSnokenKeekaGuard ( SnokenKeekaGuard@lemmy.dbzer0.com ) M to Art@lemmy.dbzer0.com · 10 months agomessage-square12linkfedilink
minus-squareMalgas ( Malgas@beehaw.org ) linkfedilinkEnglisharrow-up23·10 months ago4.2 billion from 4 dials would require ~256 positions per dial, which these don’t appear to have anywhere near that many markings. It looks to me like each of the four is actually two dials stacked atop one another. And eight 16-position dials is also 4.2 billion.
minus-squareRooster326 ( Rooster326@programming.dev ) linkfedilinkarrow-up1·10 months agodeleted by creator
4.2 billion from 4 dials would require ~256 positions per dial, which these don’t appear to have anywhere near that many markings.
It looks to me like each of the four is actually two dials stacked atop one another. And eight 16-position dials is also 4.2 billion.
deleted by creator