#!/bin/bash

curl "https://otr.cypherpunks.ca/index.php" 2> /dev/null | \
  tr "\"" "\n" | \
  grep "^libotr-.*\.tar\.gz\$" | \
  sed "s/^libotr-\(.*\)\.tar\.gz\$/\1/" | \
  sort -V | \
  tail -n1