signature
In French, the word 'signature' remains 'signature', pronounced as /siɲaˈtyʀ/. It is used in the same context as in English, to refer to one's name written in a distinctive way as a form of identification in authorizing a check or document or concluding a letter.
Your signature is required for delivery.
This is a statement, commonly used in delivery or courier services, asking someone to sign a document or a digital system to confirm that a package or letter has been delivered.
It's a signature of his painting style.
This statement is used in an art context to describe that certain unique elements in an artist's work (in this case, painting) are like a signature, identifying it as theirs.
There is only one signature on the contract.
This phrase could be used in a business or legal context. It is a simple observational statement indicating that only one party has signed a contract.