As set out in the National schema interoperability in his article 15:
- The systems or applications involved in the provision of a public service electronically will be synchronized with the official time, with a precision and gap that guarantee the certainty deadlines within the administrative procedure that satisfy.
- The synchronization of the date and time will be done with the royal institute and Observatory of the navy, in accordance with legal on the hour in the royal decree 1308 / 1992 of 23 October, declaring the laboratory of the royal institute and Observatory of the navy, as a laboratory repository of national pattern of time, and laboratory associated with the Spanish Centre metrology and, where possible, with the official time at European level.
The Right institute and navy Observatory performs the maintenance of the pattern of time and the Spanish legal hour with which should be synchronized all electronic services using the means offered by the Observatory.
The SARA network through an agreement with the ministry of Defensa-Real navy Observatory, distributes the official time Española to all public administrations connected to request, through the NTP protocol (Network Time Protocol) through its telematic services infrastructure basic and security.
Through the authority of time-stamping, TS@ , you can obtain proof of the existence of a document in the official time, certified by a trusted third party. you can get more information about the time stamps in document "guide to use of the stamp of time and timestamp" available in the Download area of the solution TS@ .