I found the link in the event added a weird "[Code" suffix, from the [Code of Canon] title ...
Ah, make sure you look at it under Asciidoc rendering nostr:npub1amqxj7kv2f04kdnhj2q7n64jgtzga62m2fwp5n73n2anucys268sycx3tc, or fix the end of the link, if it's one of the old markdown wiki clients.
Discussion
Yes, that's because the wiki app you're using is outdated and utilizing the wrong markup language.