You haven't lost your btc! What you're seeing on blockchain is evidence of SR's built-in coin tumbler mixing your coins for increased anonymity. Nothing to worry about - it's exactly the same thing that happens every time anyone transfers btc to SR. As for not having received them yet, there has been a delay but DPR has addressed it in this thread: http://dkn255hz262ypmii.onion/index.php?topic=156937.0