No. The aliases, for instance, exist as longtime points of controversy and are therefore valid as proof-of-concept candidates.
The aliases exist. You just cannot show that Oswald ever used them as aliases for himself.
And taking a knee at his grave smacks of genuflection, fealty... a veritable homage, as I see it.
And how does how you see things have the slightest bit of relevance? Do you see NFL football players as genuflecting and paying homage to the flag and country then?
And even if I was paying homage, so what? Is that bad just because
you think he killed people?