Can a blog post have too much header information?

Can one have “too long” of a blog post title, and/or too many links in a blog, and/or, too many categories or tags?

I believe Google initially indexed a page of mine right away when I posted, but now it is gone from any search results.

The title is fairly long and I have a bunch of tags. And I have a bunch of *working* links in the post.

Just wondering what happened