To publish data to the firehose, POST new notices tohttps://ofirehose.com/ping.
Contents should have Content-Type: application/json and be formatted according toJSON Activity Streams 1.0.
Contents should be public. Don't ping with private stuff because it will go all over the place and get cached and jammed up and you'll be sorry.
Don't send spam or other evil things, or you will have bad luck for 18 years and fall down a well and break your leg.