http://czo.gov.ua/TrstSvc/Svctype/TSA/QTST this type of Service type identifier” is specified in clause 5.5.1.1 of ETSI TS 119 612 standard a qualified electronic time stamp generation service creating and signing qualified electronic time stamps. This type of service is provided by the UA QTSPs which are included in the UA TL for Mutual recognition, and which have undergone conformity assessment by a conformity assessment body. The applicable national legislation for the service in Ukraine - Resolution of the Cabinet of Ministers of Ukraine dated August 11, 2023 No. 844 "On approval of requirements for the Trusted List" and “Order of the Ministry of Digital Transformation of Ukraine of February 23, 2025, № 34 «On determining special service type identifiers in the Trusted list“.