As long as the receipt is the true intention of the issuer and does not violate the mandatory provisions of the law, it is an effective act. In order to ensure the authenticity of this receipt, it is best to sign your hand print in reality. If there is a witness, it is better to have the witness sign and identify himself.
Legal basis: People's Republic of China (PRC) Electronic Signature Law.
Article 27 If an electronic signer knows that the electronic signature production data has been or may have been compromised, fails to notify the relevant parties in time, stops using the electronic signature production data, fails to provide true, complete and accurate information to the electronic certification service provider, or has other faults, thus causing losses to the relying party of the electronic signature and the electronic certification service provider, he shall be liable for compensation.
Article 28 If an electronic signer or electronic signature dependent suffers losses from engaging in civil activities based on the electronic signature authentication service provided by an electronic authentication service provider, and the electronic authentication service provider cannot prove his innocence, he shall be liable for compensation.
Twenty-ninth without permission to provide electronic certification services, the competent department of information industry in the State Council shall be ordered to stop the illegal act; Illegal income, confiscate the illegal income; If the illegal income is more than 300,000 yuan, a fine of more than one time and less than three times the illegal income shall be imposed; If there is no illegal income or the illegal income is less than 300,000 yuan, a fine of100,000 yuan but not more than 300,000 yuan shall be imposed.