acknowledge

report the receipt of

“The program committee acknowledged the submission of the authors of the paper”

accept (someone) to be what is claimed or accept his power and authority

“The Crown Prince was acknowledged as the true heir to the throne”

express recognition of the presence or existence of, or acquaintance with

“He never acknowledges his colleagues when they run into him in the hallway”

declare to be true or admit the existence or reality or truth of

“She acknowledged that she might have forgotten”

express obligation, thanks, or gratitude for

“We must acknowledge the kindness she showed towards us”

accept as legally binding and valid

“acknowledge the deed”