If your bot has been voting for post which uses 5 tags like your this post, you may be losing out recently because...
FYI, there's a bug with using 5 tags causing only one to work. For example, you won't see your this post in https://steemit.com/created/operational-update
There's a few people who wrote about this before. This is one of the post:
https://steemit.com/glitch/@timcliff/attention-steemit-com-glitch-do-not-use-5-tags-when-creating-posts-only-use-4