One Trip.com URL, Five Pulls, Twelve Hours: 21 Different Hotels, Six Every Time

I pulled the same Trip.com city list five times in one day with a byte-identical URL. Each pull returned 12 hotels. Across the five, 21 distinct properties showed up and only six appeared every time — while the prices themselves barely moved. Here is how far page one rotates, how it skews your median, and the two price fields you should not multiply.