Checking back in, the OG photo isn’t his X account, but it’s not an X account period. It’s either his Instagram or Threads (I use neither, if you do please double check. I assume its threads specifically, given the visual format of it). Per someone on Bluesky it is at least one of his social media accounts:

Edit: Found the reference to it on Reddit as well, The same username matches his official Facebook account, it’s his Threads account and 100% his.