Article 20 Depositary and languages 1. The Secretary-General of the United Nations is designated depositary of this Protocol. 2. The original of this Protocol, of which the Arabic, Chinese, English, French, Russian and Spanish texts are equally authentic, shall be deposited with the Secretary-General of the United Nations. IN WITNESS WHEREOF, the undersigned plenipotentiaries, being duly authorized thereto by their respective Governments, have signed this Protocol. 53