Update: Wednesday, November 18 was a historic day. This is the day it was confirmed by the IAEA and the UN, that the dismantlement has begun, and at a rapid pace:
"Iran has disconnected almost a quarter of its uranium-enriching centrifuges in less than a month, the UN nuclear watchdog said on Wednesday, suggesting it is racing to implement an agreement restricting its nuclear activities."
"According to the Nov. 18 International Atomic Energy Agency’s (IAEA) quarterly report, Iran has dismantled 4,530 centrifuges since the July 14 Joint Comprehensive Plan of Action was adopted last month."
Iran Dismantling Centrifuges IAEA Reports, Arms Control Association
"Iran removed 4,530 centrifuges during the 28 days ending Nov. 15, a rate of 162 machines per day, according to an International Atomic Energy Agency report issued late Wednesday. Based on current work rates, Iran may be able to fulfill its part of the nuclear deal agreed with world powers by Jan. 12."
"Iran has begun dismantling parts of its nuclear programme, as agreed in a landmark deal with major powers, the UN atomic watchdog has said."