A certificate of proof of the execution of a deed shall be endorsed upon it or annexed thereto by the clerk or register of the court or by the judge before whom such proof is made, and the certificate shall state whether the grantor was present at the hearing.
Mass. Gen. Laws ch. 183, § 40
Certificate of proof of execution
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.