N.Y. RPP Law § 399

§ 399. Certificate of title as evidence. The certificate of title, and\nany copy thereof duly certified under the hand and seal of the registrar\nand the owner's duplicate certificate, until the expiration of the time\nherein limited to bring an action or proceeding to set aside the final\norder or judgment of registration shall be received as evidence in all\nthe courts of the state, and in all courts and places shall be prima\nfacie evidence that the provisions of law up to the time of issue of\nsuch certificate or duplicate, or of the time of entry of the last\nmemorial thereon, have been complied with, and that such certificate of\ntitle has been issued in compliance with a valid final order or\njudgment, and that the title to the property is as therein stated; and\nafter the expiration of such time limited for bringing said proceedings\nto set aside said final order or judgment, such certificate or copy, up\nto the time of its issue, shall be so received as evidence in all courts\nof the state, and shall be conclusive evidence of the same facts. Every\nmemorial or notation or cancellation thereof made on any certificate or\nduplicate or copy thereof shall be signed by the registrar or his deputy\nor his duly authorized deputy or clerk.\n