You have 2 perfectly good answers that are basic knowledge for traders.

Why, “as a scientist” would you not get the basic fundamentals of the subject matter you are writing about understood, before writing an entire article about it.

The orderbooks CANT work the way you are describing (but/sell to encode a message) because it would be insanely expensive. To make a blip up, you have to buy through the orderbooks to create the blip. You don’t just sell at some oddball price.