diff --git a/apply_events.cfm b/apply_events.cfm
index 9b29e49..2f87315 100644
--- a/apply_events.cfm
+++ b/apply_events.cfm
@@ -16,6 +16,14 @@
     <cfelseif NOT len(supplementId)>
         <cfset result.error = "supplement_id required (JSON body)">
     <cfelse>
+        <!--- Идемпотентность: проверка что supplement ещё не обработан --->
+        <cfquery name="dupCheck" datasource="baza">
+            SELECT COUNT(*) as cnt FROM spec_events
+            WHERE supplement_id = <cfqueryparam value="#supplementId#" cfsqltype="cf_sql_varchar">
+        </cfquery>
+        <cfif dupCheck.cnt GT 0>
+            <cfset result = {ok: true, skipped: true, message: "supplement already processed", supplement_id: supplementId}>
+        <cfelse>
         <cftransaction>
             <cfset seq = 0>
             <cfquery name="sq" datasource="baza">
@@ -185,6 +193,7 @@
 
             <cfset result = {ok: true, contract_id: url.contract_id, supplement_id: supplementId, summary: summary}>
         </cftransaction>
+        </cfif>
     </cfif>
     <cfcatch>
         <cfset result = {ok: false, error: cfcatch.message, detail: cfcatch.detail}>
diff --git a/index.cfm b/index.cfm
index 0c8d22f..a6e1abb 100644
--- a/index.cfm
+++ b/index.cfm
@@ -61,7 +61,7 @@
 <body>
 <div class="topbar">
   <img src="/nubes-logo.svg" alt="Nubes">
-  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.94 — Lucee</span></span>
+  <span class="title">Сверка договоров — LLM AI-driven Event Sourcing <span style="font-weight:400;color:var(--muted);font-size:12px;">v1.0.95 — Lucee</span></span>
 </div>
 
 <div class="content">
