The shinies are not found on the same day and you might want to hide the OT. The machamp is found the 24th April.
Here is an image if it is needed for the actual thread purpose.
This is not even close to the truth at all. I have had over 100000 encounters spread out on four different accounts. Not a single shiny on any of the accounts.
Shiny hunting community is dead and they won't even bother to fix it.