On the 22nd of February the Top 10 was updated to include the user auth key so that it would work when you copied and pasted the link to your seedbox's web client.

We had a few reports of users with snatches of torrents they did not download in their snatch list. It was being actively looked into since the first report came in and just today the issue was found and the problem fixed. The issue was the Top 10 page was caching the auth key. This led to every download from the Top 10 page being attributed to one lucky user for a short time period every time the cache reset.

We have only had a few reports of this issue but we think it was a bit more wide spread. If you download torrents from the Top 10 page since the 22nd AND have noticed both the following

Strange things in your snatch list that you did not download and Your ratio took a hit since the 22nd.