The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
Content crawled via the Wayback Machine Live Proxy mostly by the Save Page Now feature on web.archive.org.
Liveweb proxy is a component of Internet Archive’s wayback machine project. The liveweb proxy captures the content of a web page in real time, archives it into a ARC or WARC file and returns the ARC/WARC record back to the wayback machine to process. The recorded ARC/WARC file becomes part of the wayback machine in due course of time.
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20171025003538/https://support.twitter.com/articles/20174900
Contacting Twitter about media concerning a deceased family member
In order to respect the wishes of loved ones, Twitter will remove imagery of deceased individuals in certain circumstances. Immediate family members and other authorized individuals may request the removal of images or video of deceased individuals, from when critical injury occurs to the moments before or after death, by sending a request to Twitter Inc. via our privacy form. When reviewing such media removal requests, Twitter considers public interest factors such as the newsworthiness of the content and may not be able to honor every request.
Note: For information about contacting Twitter to deactivate the account of a deceased or incapacitated user, please read this article.