Eleventh Hour reports

The Eleventh Hour reports is a series of reports sent by Codename: SURGEON to Codename: COALMINER, detailing the status quo of the post-war galaxy. The introduction, or Part 1, ponders how humanity will adjust to the new galactic paradigm, while Part 2 discusses the disposition of some of the Covenant's former client races. Part 3 details the origins of the SPARTAN-IV program and the Spartan branch ; Part 4 details an expedition to Installation 00's debris; and Part 5 details humanity's progress in locating and investigating the remaining Halo installations.

Part 4 of the report details the recovery of a damaged 343 Guilty Spark from Installation 00 by the. The statement made by Guilty Spark to a UNSC science team forms the basis of the novel Halo: Primordium.

The reports
Part 1 Part 2 Part 3 Part 4 Part 5

Behind the scenes

 * Similar to the Data Drop, which led up to the release of Halo: Glasslands, the Eleventh Hour reports were used to promote Halo 4 and to provide more insight into the contemporary state of the galaxy. Like the Data Drop, one installment was featured in each weekly Halo Bulletin, beginning with the October 10, 2012 edition.
 * SURGEON's report is written with invisible text; to see it, the reader must drag a selection box across the article.
 * The fifth report was found during the Section 3 Alternate Reality Game, hidden within a PNG file.