I mean, technically yes, and technically no.
It was not intended to preserve bodies after death But it was intended to preserve bodies in the afterlife.
Which is basically the same thing, and it's just an article that goes "SEMANTICS!"
The intent of preserve bodies into the afterlife, and send with them the resources they require in the next life, be it for as is, or for them to ascend to divinity, it's a thing thats very common in many ancient cultures across the world.