Index: trunk/doc/state.html
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--- trunk/doc/state.html	(revision 35)
+++ trunk/doc/state.html	(revision 36)
@@ -31,12 +31,12 @@
 
 <tr><th colspan=2 bgcolor="#aaaaaa"> Past events
 <tr><td> 2017-06-30 <td> Announcement, call for contributors
+<tr><td> 2017-07-20 <td> discussion: <a href="plans/design_proc.html">design process</a>
 
 <tr><th colspan=2 bgcolor="#aaaaaa"> Current events and open discussions
-<tr><td> 2017-07-20 <td> discussion: <a href="plans/design_proc.html">design process</a>
+<tr><td> 2017-07-26 <td> discussion: main components: <br><a href="design/01_system.html"> system overview draft </a> <br><a href="design/01_system_imp.html"> implementation details and rationale </a>
 
 <tr><th colspan=2 bgcolor="#aaaaaa"> Plans for future events
-<tr><td> 2017-07-26 <td> discussion: main components
 <tr><td> &nbsp;     <td> discussion: design data
 <tr><td> &nbsp;     <td> discussion: drawing primitives
 <tr><td> &nbsp;     <td> discussion: attributes