The "/technoteedit" page:
Revise or create a technical note (formerly called an "event").
Required query parameter:
- name=ID
 - Hex hash ID of the technote. If omitted, a new tech-note is created.
 
POST parameters from the "Cancel", "Preview", or "Submit" buttons:
- w=TEXT
 - Complete text of the technote.
 - t=TEXT
 - Time of the technote on the timeline (ISO 8601)
 - c=TEXT
 - Timeline comment
 - g=TEXT
 - Tags associated with this technote
 - mimetype=TEXT
 - Mimetype for w= text
 - newclr
 - Use a background color
 - clr=TEXT
 - Background color to use if newclr
 
For GET requests, when editing an existing technote newclr and clr are implied if a custom color has been set on the previous version of the technote.