What is This? Tmiii...

I'm on cycle day 16, Last af was October 19- October 24. I tested this morning for ovulation but it was a negative and I tested with a pregnancy test and swore i saw a vvvfl but not sure. I just went to the restroom and saw this is this implantation? The first and second pic was at 7:49 pm. 👇👇

This pic at 8:40 Pm 👇👇

The last pic at 10:10 pm 👇👇