The mistake is not fully handled while someone else is still arranging your cleanup.

There is a version of taking responsibility that ends the moment you feel forgiven. You admit it, the conversation resolves, and you move on while a colleague reorders their week, a friend makes the awkward phone calls, or a family member absorbs the extra cost. From inside, the matter is closed; from where they are standing, it is very much open. Responsibility runs until the practical consequences stop landing on other people.

Ask who is still doing work because of something you got wrong. Take back a piece of it, specifically and today, rather than offering general help. Then check with them rather than assuming it is settled.