delivery confirmation
COMMERCE, TRANSPORT (UK alsodelivery note)
a document stating the type and quantity of goods that have arrived at a place, which the buyer signs to show that they have received the goods:
The seller often requires the buyer to sign a delivery note to the effect that the goods have been delivered in compliance with the contract, and in good condition
INTERNET
a message on a computer telling you that an email has reached the person it was sent to:
The delivery receipt option allows you to keep track of when a message is delivered.
Compare