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yes, but I imagine it requires quite a few in order for it to actually be noticeable when it upvotes. On the Steem Basic Income info page there should be more info. regarding this.
Here is there link SBI Look for the google spreadsheet

You want the more recent Hive SBI FAQ (which is pinned in the Hive SBI community page).

https://peakd.com/hive-189312/@steembasicincome/hive-sbi

That FAQ links several times to more detailed posts that explain how the upvote delivery works.