http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=21&q=19 Latest modified work items from ITU-T Study Group 21, Question 19 Work Programme http://www.itu.int/ITU-T/workprog/images/itulogo_new.gif http://www.itu.int/ITU-T/workprog/wp_search.aspx?sg=21&q=19 ITU tsbedh@itu.int tsbedh@itu.int Editor(s): Shuai GAO <shgao@bjtu.edu.cn>; Yanhua NIU <niuyanhua@abs.ac.cn>; Yuhai SHI <shiyuhai@abs.ac.cn> Wed, 02 Sep 2026 12:28:01 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=24257 Technical requirements and reference architecture for cross-institutional media service platform with permissioned DLT support Editor(s): Avinash AGARWAL <avinash.70@gov.in>; Rajiv KHATTAR <rajivkhattar@gmail.com> Wed, 02 Sep 2026 12:27:27 GMT http://www.itu.int/ITU-T/workprog/wp_item.aspx?isn=23669 Requirements for Subscriber Management System for factual subscriber-base reporting in cable networks and other delivery platforms