Section 6. When a new vehicle is delivered in the commonwealth by a manufacturer to an agent or a franchised dealer, the manufacturer shall execute and deliver to such agent or franchised dealer a certificate of origin in such form as the registrar shall prescribe; and effective with nineteen hundred and eighty models and all subsequent years such certificate shall be on safety paper as approved by the registrar. The certificate of origin shall contain the manufacturer’s vehicle identification number of the motor vehicle, the name of the manufacturer, model year, year of manufacture, number of cylinders, a general description of the body, if any, and the type of model. When a new vehicle is sold in this commonwealth, the manufacturer, his agent or his franchised dealer shall execute and deliver to the purchaser, in case of an absolute sale, assignment of the certificate of origin, or, if other than absolute sale, assignment of the certificate of origin subject to contract, signed or executed by the manufacturer, his agent or dealer, with the names and business or residence addresses of both stated thereon.