Let's TalkZapaday, Olympisch Stadion 39, Amsterdam, Netherlands.
Phone: +31 207 165 655 or +1 646 503 1272
The White House is hosting
an Open Data Day Hackathon where a select group of
developers will be able to get a first-hand look Petitions 2.0, a public application programming interface (API) .
Once released , API will allow developers to collect and submit signatures without directly sending the user to the White House website.