Here is a the publication in Cell Journal (>29,000 coauthors):
https://doi.org/10.1016/j.cell.2018.04.040
...and I am a coauthor, because I played it while in the ACT! Lol

http://www.ipcc.ch/news_and_events/docs/ar5/press_release_ar5_wgi_en.pdf

The laconic statement states that anthropogenic influence on climate is verified from combination of independent databases. More details on the physical base report to follow in 3 days.

And the live streaming of the press release (unfortunately at the end, now is the Q&A session)
http://www.bbc.co.uk/news/science-environment-24294905