ID:      Unique identifier
Date:    ISO8601 date of creation
Topics:  Comma seperated list of topic names & phrases
Title:   A title for the text, ideally less than 70 characters   
Authors: List of name with optional set of <address>
Date-edited: ISO8601, use only when text edited

A blank line must follow the last header field.


Example

ID: 11bcd
Title: A Logarion exemplar header
Authors: John Doe <http://example.com> <jd@example.com>
Date: 1970-11-06T12:29:50-00:00
Topic: Logarion, examples

Hello world!