You should be quite familiar with exchange rules. "Subject to immediate acceptance". Was not a GTC order like you imagine it to be. How convenient that you deleted your post. At least it became a part of my response.
And WHAT? cust number??? I don't happen to see one as I hid that column from your nosey eyes. Those are order numbers.
I am aware that you work in the back-office, hence the clearing number that has absolutely nothing to do with you and your book. We're speaking hypothetically here as you don't have (a book). Where's my $50k, bitch?