This file is indexed.

/usr/share/doc-base/dtc-paper is in device-tree-compiler 1.4.0+dfsg-2.

This file is owned by root:root, with mode 0o644.

The actual contents of the file can be viewed below.

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
Document: dtc-paper
Title: Device trees everywhere
Author: David Gibson, Benjamin Herrenschmidt 
Abstract: This paper presents a method for booting a PowerPC Linux
 kernel on an embedded machine.
Section: Programming

Format: PDF
Files: /usr/share/doc/device-tree-compiler/dtc-paper.pdf.gz

Format: PostScript
Files: /usr/share/doc/device-tree-compiler/dtc-paper.ps.gz

Format: DVI
Files: /usr/share/doc/device-tree-compiler/dtc-paper.dvi.gz