[sombremesa]

If you happen to be interested in the "my grilled cheese said P=NP" type papers [0] for entertainment value, check out Vixra [1].

Though calling them papers can be a stretch.

Here's one that "proves" P=NP [2].

[0] https://vixra.org/pdf/1903.0040v1.pdf

[1] https://vixra.org

[2] https://vixra.org/pdf/1502.0047v1.pdf