diff --git a/go/internal/api/routes/cascade.go b/go/internal/api/routes/cascade.go
index a53eac1..ec4ee10 100644
--- a/go/internal/api/routes/cascade.go
+++ b/go/internal/api/routes/cascade.go
@@ -24,6 +24,11 @@ var CascadeR = &CascadeReviewer{
 	tracker:     selfoptimize.NewCausalTracker(),
 }
 
+// Tracker 暴露因果追踪器（供 server.go 注入 Redis 持久化）
+func (cr *CascadeReviewer) Tracker() *selfoptimize.CausalTracker {
+	return cr.tracker
+}
+
 func (cr *CascadeReviewer) AddDependency(depID, dependsOnID string) {
 	cr.mu.Lock()
 	defer cr.mu.Unlock()
diff --git a/go/internal/api/routes/core.go b/go/internal/api/routes/core.go
index d36ccc8..3bedf39 100644
--- a/go/internal/api/routes/core.go
+++ b/go/internal/api/routes/core.go
@@ -133,6 +133,8 @@ func (a *API) Commit(w http.ResponseWriter, r *http.Request) {
 
 	// 被动验证：对新记忆与已有记忆做 P1/P2/P3 匹配
 	go func() {
+		// 因果追踪：记录版本变更
+		CascadeR.Tracker().RecordVersion(memID, req.Content, req.AgentID, "commit")
 		// 搜索同 namespace 已有记忆
 		zeroVec := make([]float32, 1024)
 		existing, _ := a.LanceDB.Search("memories", zeroVec, 50, req.Namespace)
diff --git a/go/internal/api/routes/triggers.go b/go/internal/api/routes/triggers.go
index aa0c2da..af87d75 100644
--- a/go/internal/api/routes/triggers.go
+++ b/go/internal/api/routes/triggers.go
@@ -240,6 +240,18 @@ func (sm *SkillManager) Trial(w http.ResponseWriter, r *http.Request) {
 	sm.mu.Lock()
 	defer sm.mu.Unlock()
 
+	skill := sm.recordTrialLocked(name, req.Success)
+	respond(w, 200, skill)
+}
+
+// RecordTrial 程序化记录一次技能试验（无需 HTTP）
+func (sm *SkillManager) RecordTrial(name string, success bool) {
+	sm.mu.Lock()
+	defer sm.mu.Unlock()
+	sm.recordTrialLocked(name, success)
+}
+
+func (sm *SkillManager) recordTrialLocked(name string, success bool) *Skill {
 	skill, exists := sm.skills[name]
 	if !exists {
 		skill = &Skill{
@@ -250,10 +262,10 @@ func (sm *SkillManager) Trial(w http.ResponseWriter, r *http.Request) {
 		sm.skills[name] = skill
 	}
 	skill.Trials++
-	if req.Success {
+	if success {
 		skill.ETA = float64(skill.Trials-1) / float64(skill.Trials)
 	} else {
 		skill.ETA = float64(skill.Trials-1) / float64(skill.Trials)
 	}
-	respond(w, 200, skill)
+	return skill
 }
diff --git a/go/internal/api/server.go b/go/internal/api/server.go
index c255b7d..b0b46a4 100644
--- a/go/internal/api/server.go
+++ b/go/internal/api/server.go
@@ -103,9 +103,12 @@ func NewServer() http.Handler {
 	conflictDetector := governance.NewConflictDetector()
 	conflictAPI := routes.NewConflictAPI(conflictDetector)
 
-	// 缺口
+	// ─── 缺口
 	gapDetector := selfoptimize.NewGapDetector(emb, ldb)
 	gapDetector.EnableGapRedisPersistence()
+
+	// 因果追踪持久化
+	routes.CascadeR.Tracker().EnableCausalRedisPersistence()
 	gapAPI := routes.NewGapAPI(gapDetector)
 	routes.InitGapRepair(gapDetector) // 共享同一个 GapDetector
 	// G1a: 挂缺隙记录器（0 结果 → 自动记录 miss）
@@ -184,6 +187,15 @@ func NewServer() http.Handler {
 			}
 		}
 		selfoptimize.Validator.Validate(input.Content, validMems)
+		// 被动验证结果写回 quality_score
+		records := selfoptimize.Validator.GetRecords()
+		for _, r := range records {
+			if r.Confidence > 0 {
+				_ = ldb.Update("memories", r.MemoryID, map[string]any{
+					"quality_score": r.Confidence,
+				})
+			}
+		}
 	}
 
 	// ─── CO_OCCURS 追踪器（持久化到 Redis）───
@@ -198,6 +210,11 @@ func NewServer() http.Handler {
 
 	// ─── V 值传播器（竞争性架构核心）─────────────
 	vPropagator := selfoptimize.VProp
+
+	// 注入 V 值查询函数到存储层（召回排序融合）
+	storage.VValueProvider = func(memoryID string) float64 {
+		return vPropagator.GetMemVValue(memoryID)
+	}
 	// 在蒸馏完成回调中记录 V 值
 	originalOnComplete := distill.OnDistillComplete
 	distill.OnDistillComplete = func(input distill.DistillInput, result distill.DistillResult) {
@@ -215,6 +232,15 @@ func NewServer() http.Handler {
 		}
 		// 更新仪表盘指标
 		selfoptimize.Dash.RecordUseful()
+		// 记录蒸馏质量损失（avg_distill_loss = 1 - Overall）
+		loss := 1.0 - result.Overall
+		if loss < 0 {
+			loss = 0
+		}
+		if loss > 1 {
+			loss = 1
+		}
+		selfoptimize.Dash.RecordDistillLoss(loss)
 	}
 
 	// ─── 跨 Agent 缓存失效回调 ───────────────────
@@ -764,19 +790,31 @@ func NewServer() http.Handler {
 						}
 						}
 					}
-					case "gap_scan":
-						// 检查已有缺口：过期 7 天的自动关闭
-						gaps := gapDetector.List()
-						for _, g := range gaps {
-							if !g.Closed && time.Since(g.CreatedAt) > 7*24*time.Hour {
-								gapDetector.Close(g.Topic)
+				case "gap_scan":
+					// 检查已有缺口：过期 7 天的自动关闭
+					gaps := gapDetector.List()
+					for _, g := range gaps {
+						if !g.Closed && time.Since(g.CreatedAt) > 7*24*time.Hour {
+							gapDetector.Close(g.Topic)
+						}
+					}
+					// 自动修复开放的缺口
+					for _, g := range gaps {
+						if !g.Closed && routes.GapRepair != nil {
+							if routes.GapRepair.AutoRepair(g) {
+								selfoptimize.Dash.RecordGapClosed()
 							}
 						}
 					}
-					if err != nil {
-						routes.Triggers.RecordFail(triggerID)
-					}
-					routes.WSBus.Broadcast("trigger.fired", map[string]string{
+				}
+				if err != nil {
+					routes.Triggers.RecordFail(triggerID)
+				}
+			// Skill 结晶：每次蒸馏成功后记录
+			if action == "distill" || action == "consolidation" {
+				routes.Skills.RecordTrial("auto_distill", true)
+			}
+		routes.WSBus.Broadcast("trigger.fired", map[string]string{
 						"trigger_id": triggerID,
 						"action":     action,
 					})
@@ -785,10 +823,10 @@ func NewServer() http.Handler {
 		}
 	}()
 
-	// 自优化指标定时采集（每 6 小时）
+	// 自优化指标定时采集（每 30 分钟）
 	go func() {
 		for {
-			time.Sleep(6 * time.Hour)
+			time.Sleep(30 * time.Minute)
 			m := selfoptimize.Dash.Metrics()
 			date := time.Now().Format("2006-01-02")
 			for k, v := range m {
diff --git a/go/internal/selfoptimize/selfoptimize.go b/go/internal/selfoptimize/selfoptimize.go
index 264d023..7286a33 100644
--- a/go/internal/selfoptimize/selfoptimize.go
+++ b/go/internal/selfoptimize/selfoptimize.go
@@ -408,6 +408,66 @@ type CausalTracker struct {
 	mu      sync.RWMutex
 	entries map[string][]*TraceEntry // memory_id → version history
 	deps    map[string][]string      // memory_id → depends_on[]
+
+	// Redis 持久化
+	redisClient *storage.RedisClient
+}
+
+const causalRedisKey = "zhiyi:causal_entries"
+
+// EnableCausalRedisPersistence 启动因果追踪 Redis 持久化
+func (ct *CausalTracker) EnableCausalRedisPersistence() {
+	rc := storage.GetRedisClient()
+	if rc == nil {
+		return
+	}
+	ct.redisClient = rc
+	ct.loadCausalFromRedis()
+}
+
+func (ct *CausalTracker) loadCausalFromRedis() {
+	if ct.redisClient == nil {
+		return
+	}
+	data, err := ct.redisClient.HGetAll(causalRedisKey)
+	if err != nil || len(data) == 0 {
+		return
+	}
+	// entries: memory_id → JSON数组
+	// deps: memory_id → JSON数组
+	ct.mu.Lock()
+	defer ct.mu.Unlock()
+	for key, jsonStr := range data {
+		if len(key) > 5 && key[:5] == "dep_:" {
+			// dep_:memory_id → [dependency_ids]
+			memID := key[5:]
+			var deps []string
+			if json.Unmarshal([]byte(jsonStr), &deps) == nil {
+				ct.deps[memID] = deps
+			}
+		} else {
+			// memory_id → [TraceEntry]
+			var entries []*TraceEntry
+			if json.Unmarshal([]byte(jsonStr), &entries) == nil {
+				ct.entries[key] = entries
+			}
+		}
+	}
+}
+
+func (ct *CausalTracker) persistCausal() {
+	if ct.redisClient == nil {
+		return
+	}
+	for memID, entries := range ct.entries {
+		data, _ := json.Marshal(entries)
+		ct.redisClient.HSet(causalRedisKey, memID, string(data))
+	}
+	for memID, deps := range ct.deps {
+		data, _ := json.Marshal(deps)
+		ct.redisClient.HSet(causalRedisKey, "dep_:"+memID, string(data))
+	}
+	ct.redisClient.Expire(causalRedisKey, 90*24*time.Hour)
 }
 
 func NewCausalTracker() *CausalTracker {
@@ -431,6 +491,7 @@ func (ct *CausalTracker) RecordVersion(memoryID, content, source, trigger string
 		UpdatedAt: time.Now(),
 	}
 	ct.entries[memoryID] = append(ct.entries[memoryID], entry)
+	ct.persistCausal()
 }
 
 // AddDependency A depends_on B
@@ -438,6 +499,7 @@ func (ct *CausalTracker) AddDependency(a, b string) {
 	ct.mu.Lock()
 	defer ct.mu.Unlock()
 	ct.deps[a] = append(ct.deps[a], b)
+	ct.persistCausal()
 }
 
 // GetAffected 当 memoryID 被修正时，返回所有依赖它的记忆
@@ -560,6 +622,15 @@ func (d *Dashboard) RecordConflictResolved(auto bool) {
 	d.persist()
 }
 
+// RecordDistillLoss 记录蒸馏质量损失
+func (d *Dashboard) RecordDistillLoss(loss float64) {
+	d.mu.Lock()
+	defer d.mu.Unlock()
+	d.DistillLossSum += loss
+	d.DistillLossCount++
+	d.persist()
+}
+
 func (pg *PrefetchGraph) GetPrefetch(query string) []string {
 	pg.mu.RLock()
 	defer pg.mu.RUnlock()
diff --git a/go/internal/storage/lancedb.go b/go/internal/storage/lancedb.go
index f3d58c0..3d8440a 100644
--- a/go/internal/storage/lancedb.go
+++ b/go/internal/storage/lancedb.go
@@ -5,6 +5,10 @@ package storage
 
 import "github.com/xiaoxue/memoryweave/internal/models"
 
+// VValueProvider 外部注入的 V 值查询函数（由 server.go 设置 → selfoptimize.VProp）
+// 用于召回排序时融合用户决策信号
+var VValueProvider func(memoryID string) float64
+
 // LanceDB 存储后端统一接口
 // 实现者: SQLiteClient (生产), MemLanceClient (开发/降级)
 // 未来: Rust lancedb crate 通过 Unix Socket 提供 LanceDB 原生后端
diff --git a/go/internal/storage/lancedb_ipc.go b/go/internal/storage/lancedb_ipc.go
index 57a0cf5..4a8db6e 100644
--- a/go/internal/storage/lancedb_ipc.go
+++ b/go/internal/storage/lancedb_ipc.go
@@ -204,6 +204,17 @@ func (rc *RustLanceDBClient) Search(table string, vector []float32, topK int, na
 			// QualityScore from LLM (0-1) + computed importance, capped at 1.0
 			finalQuality = math.Min(0.4*computedImportance+0.6*r.QualityScore, 1.0)
 		}
+		// V 值融合：用户决策信号（correct/useful/not-useful）
+		if VValueProvider != nil {
+			vVal := VValueProvider(r.ID)
+			if vVal > 0 {
+				// 30% V值 + 30% importance + 40% LLM quality
+				finalQuality = 0.3*vVal + 0.3*computedImportance + 0.4*r.QualityScore
+				if finalQuality > 1.0 {
+					finalQuality = 1.0
+				}
+			}
+		}
 
 		out = append(out, models.MemoryRecord{
 			ID: r.ID, Content: r.Content, Category: r.Category, Namespace: r.Namespace,