That was midnight local time
in New York.
Citations.
MLA
"Bloomberg homepage at Oct. 29, 2016, 4 a.m. UTC." PastPages. 29 Oct. 2016. Web. 22 Feb. 2019. <http://www.pastpages.org/screenshot/3171628/>
APA
Bloomberg homepage at Oct. 29, 2016, 4 a.m. UTC. (2016, Oct. 29). PastPages. Retrieved from http://www.pastpages.org/screenshot/3171628/
Chicago
"Bloomberg homepage at Oct. 29, 2016, 4 a.m. UTC." PastPages. Last modified October 29, 2016, http://www.pastpages.org/screenshot/3171628/.
Wikipedia
{{cite web
| url = http://www.pastpages.org/screenshot/3171628/
| title = Bloomberg homepage at Oct. 29, 2016, 4 a.m. UTC
| publisher = PastPages
| date = Oct. 29, 2016
| accessdate = Feb. 22, 2019
| ref = {{harvid|PastPages-3171628|2016}}
}}