diff --git a/central/alembic/versions/0018_blocker_installation_identity.py b/central/alembic/versions/0018_blocker_installation_identity.py
new file mode 100644
index 0000000..5fcec5e
--- /dev/null
+++ b/central/alembic/versions/0018_blocker_installation_identity.py
@@ -0,0 +1,20 @@
+"""Associate new blocker rows with their authenticated installation."""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+revision = "0018_blocker_installation_identity"
+down_revision = "0017_control_plane_foundation"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    op.add_column("blocked_products", sa.Column("installation_id", sa.Integer(), sa.ForeignKey("installations.id"), nullable=True))
+    op.create_index("ix_blocked_products_installation_id", "blocked_products", ["installation_id"])
+
+
+def downgrade():
+    op.drop_index("ix_blocked_products_installation_id", table_name="blocked_products")
+    op.drop_column("blocked_products", "installation_id")
diff --git a/central/app/api.py b/central/app/api.py
index c1283b3..df1a181 100644
--- a/central/app/api.py
+++ b/central/app/api.py
@@ -245,6 +245,7 @@ def router(session_factory, bootstrap_token):
     def _blocked_view(row):
         return {
             "id": row.id, "tenant_id": row.tenant_id, "company": row.company, "product_code": row.product_code,
+            "installation_db_id": row.installation_id,
             "gtin": row.gtin, "description": row.description, "blocker_type": row.blocker_type, "field": row.field,
             "reason_code": row.reason_code, "evidence_summary": row.evidence_summary, "first_seen_at": row.first_seen_at.isoformat() if row.first_seen_at else None,
             "last_seen_at": row.last_seen_at.isoformat() if row.last_seen_at else None, "retry_count": row.retry_count,
@@ -256,7 +257,8 @@ def router(session_factory, bootstrap_token):
     def blockers_list(blocker_type: str | None = None, field: str | None = None, identity=Depends(principal)):
         session, agent = identity
         try:
-            return {"blockers": [_blocked_view(row) for row in list_blockers(session, agent.tenant_id, blocker_type=blocker_type, field=field)]}
+            installation = session.scalar(select(Installation).where(Installation.agent_id == agent.id))
+            return {"blockers": [_blocked_view(row) for row in list_blockers(session, agent.tenant_id, blocker_type=blocker_type, field=field, installation_id=installation.id if installation else None)]}
         finally:
             session.close()
 
@@ -264,10 +266,11 @@ def router(session_factory, bootstrap_token):
     def blockers_export(identity=Depends(principal)):
         session, agent = identity
         try:
+            installation = session.scalar(select(Installation).where(Installation.agent_id == agent.id))
             output = io.StringIO()
             writer = csv.writer(output)
             writer.writerow(["id", "company", "product_code", "gtin", "blocker_type", "field", "reason_code", "retry_count", "first_seen_at", "last_seen_at"])
-            for row in list_blockers(session, agent.tenant_id):
+            for row in list_blockers(session, agent.tenant_id, installation_id=installation.id if installation else None):
                 writer.writerow([row.id, row.company, row.product_code, row.gtin or "", row.blocker_type, row.field, row.reason_code, row.retry_count, row.first_seen_at.isoformat() if row.first_seen_at else "", row.last_seen_at.isoformat() if row.last_seen_at else ""])
             return Response(output.getvalue(), media_type="text/csv", headers={"Content-Disposition": "attachment; filename=blocked-products.csv"})
         finally:
@@ -277,7 +280,8 @@ def router(session_factory, bootstrap_token):
     def blockers_reprocess(payload: dict, identity=Depends(principal)):
         session, agent = identity
         try:
-            rows = list_blockers(session, agent.tenant_id, blocker_type=payload.get("blocker_type"), field=payload.get("field"))
+            installation = session.scalar(select(Installation).where(Installation.agent_id == agent.id))
+            rows = list_blockers(session, agent.tenant_id, blocker_type=payload.get("blocker_type"), field=payload.get("field"), installation_id=installation.id if installation else None)
             codes = [row.product_code for row in rows if row.product_code]
             if not codes:
                 return {"created": False, "reason": "NO_DUE_BLOCKERS"}
@@ -358,10 +362,11 @@ def router(session_factory, bootstrap_token):
             job = session.get(Job, job_id)
             if job is None or job.agent_id != agent.id: raise HTTPException(404, "job not found")
             result_summary = payload.get("result_summary", {})
+            installation = session.scalar(select(Installation).where(Installation.agent_id == agent.id))
             for blocker in result_summary.get("blocked_products", []):
-                upsert_blocker(session, agent.tenant_id, blocker)
+                upsert_blocker(session, agent.tenant_id, blocker, installation_id=installation.id if installation else None)
             for product_code in result_summary.get("resolved_products", []):
-                resolve_product_blockers(session, agent.tenant_id, product_code)
+                resolve_product_blockers(session, agent.tenant_id, product_code, installation_id=installation.id if installation else None)
             if not complete_job(session, job, result_summary): raise HTTPException(409, "job is not RUNNING")
             logger.info("job completed job_id=%s agent_id=%s result=%s", job_id, agent.id, payload.get("result_summary", {}))
             return _job_view(session.get(Job, job_id))
diff --git a/central/app/blocked_products.py b/central/app/blocked_products.py
index 3c3e8b7..ba60a60 100644
--- a/central/app/blocked_products.py
+++ b/central/app/blocked_products.py
@@ -7,24 +7,28 @@ from .models import BlockedProduct
 from .operational_state import blocker_fingerprint
 
 
-def upsert_blocker(session, tenant_id: int, payload: dict) -> BlockedProduct:
+def upsert_blocker(session, tenant_id: int, payload: dict, *, installation_id: int | None = None) -> BlockedProduct:
     fingerprint = payload.get("blocker_fingerprint") or blocker_fingerprint(payload.get("tenant", str(tenant_id)), payload.get("company", ""), payload.get("product_code", ""), payload.get("field", ""), payload.get("reason_code", ""), payload.get("input_fingerprint", ""))
     row = session.scalar(select(BlockedProduct).where(BlockedProduct.blocker_fingerprint == fingerprint))
     now = datetime.now(timezone.utc)
     if row is None:
-        row = BlockedProduct(tenant_id=tenant_id, company=payload.get("company", ""), product_code=str(payload.get("product_code", "")), gtin=payload.get("gtin"), description=payload.get("description"), blocker_type=payload.get("blocker_type", "BLOCKED_MISSING_EVIDENCE"), field=payload.get("field", ""), reason_code=payload.get("reason_code", ""), evidence_summary=payload.get("evidence_summary") or {}, input_fingerprint=payload.get("input_fingerprint", ""), blocker_fingerprint=fingerprint)
+        row = BlockedProduct(tenant_id=tenant_id, installation_id=installation_id, company=payload.get("company", ""), product_code=str(payload.get("product_code", "")), gtin=payload.get("gtin"), description=payload.get("description"), blocker_type=payload.get("blocker_type", "BLOCKED_MISSING_EVIDENCE"), field=payload.get("field", ""), reason_code=payload.get("reason_code", ""), evidence_summary=payload.get("evidence_summary") or {}, input_fingerprint=payload.get("input_fingerprint", ""), blocker_fingerprint=fingerprint)
         session.add(row)
     else:
         row.last_seen_at = now
         row.evidence_summary = payload.get("evidence_summary") or row.evidence_summary
         row.input_fingerprint = payload.get("input_fingerprint", row.input_fingerprint)
+        if row.installation_id is None and installation_id is not None:
+            row.installation_id = installation_id
         row.resolved_at = None
     session.commit()
     return row
 
 
-def list_blockers(session, tenant_id: int, *, input_fingerprint: str | None = None, blocker_type: str | None = None, field: str | None = None):
+def list_blockers(session, tenant_id: int, *, input_fingerprint: str | None = None, blocker_type: str | None = None, field: str | None = None, installation_id: int | None = None):
     query = select(BlockedProduct).where(BlockedProduct.tenant_id == tenant_id, BlockedProduct.resolved_at.is_(None))
+    if installation_id is not None:
+        query = query.where((BlockedProduct.installation_id == installation_id) | BlockedProduct.installation_id.is_(None))
     if input_fingerprint is not None:
         query = query.where(BlockedProduct.input_fingerprint != input_fingerprint)
     if blocker_type:
@@ -51,8 +55,11 @@ def resolve_blocker(session, blocker_id: int, source: str) -> bool:
     return True
 
 
-def resolve_product_blockers(session, tenant_id: int, product_code: str, source: str = "AUTO_REEVALUATION") -> int:
-    rows = session.scalars(select(BlockedProduct).where(BlockedProduct.tenant_id == tenant_id, BlockedProduct.product_code == str(product_code), BlockedProduct.resolved_at.is_(None))).all()
+def resolve_product_blockers(session, tenant_id: int, product_code: str, source: str = "AUTO_REEVALUATION", *, installation_id: int | None = None) -> int:
+    query = select(BlockedProduct).where(BlockedProduct.tenant_id == tenant_id, BlockedProduct.product_code == str(product_code), BlockedProduct.resolved_at.is_(None))
+    if installation_id is not None:
+        query = query.where((BlockedProduct.installation_id == installation_id) | BlockedProduct.installation_id.is_(None))
+    rows = session.scalars(query).all()
     now = datetime.now(timezone.utc)
     for row in rows:
         row.resolved_at = now
diff --git a/central/app/control_api.py b/central/app/control_api.py
index 0834c13..b5df1e2 100644
--- a/central/app/control_api.py
+++ b/central/app/control_api.py
@@ -62,7 +62,7 @@ def router(session_factory):
         session, _, _ = identity
         try:
             installation, agent, _, _ = get_installation(session, agent_id)
-            return list_blockers(session, tenant_id=installation.tenant_id, page=page, page_size=page_size, blocker_type=blocker_type, field=field)
+            return list_blockers(session, tenant_id=installation.tenant_id, agent_id=agent_id, page=page, page_size=page_size, blocker_type=blocker_type, field=field)
         finally: session.close()
 
     @routes.get("/agents/{agent_id}/jobs")
diff --git a/central/app/control_plane.py b/central/app/control_plane.py
index df42839..be65a74 100644
--- a/central/app/control_plane.py
+++ b/central/app/control_plane.py
@@ -4,9 +4,9 @@ from __future__ import annotations
 
 from datetime import datetime, timedelta, timezone
 
-from sqlalchemy import exists, func, or_, select
-from sqlalchemy.orm import aliased
+from sqlalchemy import and_, case, func, or_, select
 
+from .config import settings
 from .events import list_events
 from .installation_identity import compute_agent_health, compute_version_drift
 from .models import Agent, AgentEvent, AgentSnapshot, AuditEvent, BlockedProduct, Installation, Job, Tenant
@@ -15,6 +15,7 @@ from .panel_presentation import format_age, format_duration, format_ui_datetime,
 
 HEALTH_STATES = ("ONLINE", "DEGRADED", "OFFLINE", "FAILED", "UNKNOWN")
 BLOCKER_FIELDS = ("CFOP", "ST", "ICMS", "CSOSN", "NCM", "OTHER")
+ATTENTION_CANDIDATE_LIMIT = 10
 
 
 def _page(page: int, page_size: int):
@@ -25,12 +26,36 @@ def _iso(value):
     return value.isoformat() if value else None
 
 
+def _utc_now(value=None):
+    value = value or datetime.now(timezone.utc)
+    return value.replace(tzinfo=timezone.utc) if value.tzinfo is None else value
+
+
+def _health_expression(now):
+    offline_after = settings.agent_offline_after_seconds or settings.agent_heartbeat_interval_seconds * 3
+    cutoff = _utc_now(now) - timedelta(seconds=offline_after)
+    return case(
+        (Installation.last_seen_at.is_(None), "UNKNOWN"),
+        (or_(AgentSnapshot.agent_health == "FAILED", Installation.last_status == "FAILED"), "FAILED"),
+        (Installation.last_seen_at < cutoff, "OFFLINE"),
+        (or_(AgentSnapshot.failed_products > 0, AgentSnapshot.last_job_status == "FAILED"), "DEGRADED"),
+        else_="ONLINE",
+    )
+
+
+def _fiscal_completion_expression():
+    total = func.coalesce(AgentSnapshot.total_products, 0)
+    complete = func.coalesce(AgentSnapshot.fiscally_complete, 0)
+    raw = case((total > 0, complete * 100.0 / total), else_=func.coalesce(AgentSnapshot.coverage_percent, 0))
+    return func.round(case((raw < 0, 0), (raw > 100, 100), else_=raw), 1)
+
+
 def _fiscal_completion(snapshot) -> float:
     total = int(getattr(snapshot, "total_products", 0) or 0)
     complete = int(getattr(snapshot, "fiscally_complete", 0) or 0)
     if total:
         return round(max(0, min(total, complete)) * 100 / total, 1)
-    return round(float(getattr(snapshot, "coverage_percent", 0) or 0), 1)
+    return round(max(0, min(100, float(getattr(snapshot, "coverage_percent", 0) or 0))), 1)
 
 
 def _fiscal_status(snapshot) -> str:
@@ -134,21 +159,20 @@ def _installation_query_filters(query, *, client=None, version=None, search=None
 
 def list_installations(session, *, page=1, page_size=50, client=None, health=None, version=None, search=None, last_seen_before=None, sort="display_name", now=None):
     page, page_size = _page(page, page_size)
+    now = _utc_now(now)
     query = select(Installation, Agent, Tenant, AgentSnapshot).join(Agent, Agent.id == Installation.agent_id).join(Tenant, Tenant.id == Installation.tenant_id).outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id)
     query = _installation_query_filters(query, client=client, version=version, search=search, last_seen_before=last_seen_before)
+    health_expression = _health_expression(now)
+    if health:
+        query = query.where(health_expression == health)
     if sort in {"worst_coverage", "coverage", "coverage_asc", "fiscal_completion_percent"}:
-        ordered = query.order_by(func.coalesce(AgentSnapshot.coverage_percent, 0).asc(), Installation.display_name.asc(), Installation.id.asc())
+        ordered = query.order_by(_fiscal_completion_expression().asc(), Installation.display_name.asc(), Installation.id.asc())
     else:
         ordered = query.order_by(Installation.display_name.asc(), Installation.id.asc())
-    rows = session.execute(ordered).all() if health else session.execute(ordered.offset((page - 1) * page_size).limit(page_size)).all()
+    rows = session.execute(ordered.offset((page - 1) * page_size).limit(page_size)).all()
     items = [installation_view(i, a, t, s, now=now) for i, a, t, s in rows]
-    if health:
-        items = [item for item in items if item["health"] == health]
-        total = len(items)
-        items = items[(page - 1) * page_size:page * page_size]
-    else:
-        count_query = select(func.count()).select_from(query.with_only_columns(Installation.id).order_by(None).subquery())
-        total = session.scalar(count_query) or 0
+    count_query = select(func.count()).select_from(query.with_only_columns(Installation.id).order_by(None).subquery())
+    total = session.scalar(count_query) or 0
     return {"page": page, "page_size": page_size, "items": items, "total": total, "health_filter_applied": health}
 
 
@@ -199,9 +223,7 @@ def _parse_age(value):
 
 
 def _blockers_query(session, *, tenant_id=None, agent_id=None, blocker_type=None, field=None, status="OPEN", client=None, installation=None, search=None, age=None):
-    installation_filter = aliased(Installation)
-    representative = select(func.min(Installation.id).label("installation_db_id"), Installation.tenant_id.label("installation_tenant_id")).group_by(Installation.tenant_id).subquery()
-    query = select(BlockedProduct, Tenant, Installation, Agent).join(Tenant, Tenant.id == BlockedProduct.tenant_id).outerjoin(representative, representative.c.installation_tenant_id == BlockedProduct.tenant_id).outerjoin(Installation, Installation.id == representative.c.installation_db_id).outerjoin(Agent, Agent.id == Installation.agent_id)
+    query = select(BlockedProduct, Tenant, Installation, Agent).join(Tenant, Tenant.id == BlockedProduct.tenant_id).outerjoin(Installation, Installation.id == BlockedProduct.installation_id).outerjoin(Agent, Agent.id == Installation.agent_id)
     status = (status or "OPEN").upper()
     if status == "OPEN":
         query = query.where(BlockedProduct.resolved_at.is_(None))
@@ -210,7 +232,7 @@ def _blockers_query(session, *, tenant_id=None, agent_id=None, blocker_type=None
     if tenant_id is not None:
         query = query.where(BlockedProduct.tenant_id == tenant_id)
     if agent_id is not None:
-        query = query.where(exists(select(installation_filter.id).where(installation_filter.tenant_id == BlockedProduct.tenant_id, installation_filter.agent_id == agent_id)))
+        query = query.where(Agent.id == agent_id)
     if blocker_type:
         query = query.where(BlockedProduct.blocker_type == blocker_type)
     if field:
@@ -218,18 +240,7 @@ def _blockers_query(session, *, tenant_id=None, agent_id=None, blocker_type=None
     if client:
         query = query.where(or_(Tenant.name.ilike(f"%{client}%"), BlockedProduct.company.ilike(f"%{client}%")))
     if installation:
-        query = query.where(
-            exists(
-                select(installation_filter.id).where(
-                    installation_filter.tenant_id == BlockedProduct.tenant_id,
-                    or_(
-                        installation_filter.installation_id.ilike(f"%{installation}%"),
-                        installation_filter.display_name.ilike(f"%{installation}%"),
-                        installation_filter.hostname.ilike(f"%{installation}%"),
-                    ),
-                )
-            )
-        )
+        query = query.where(or_(Installation.installation_id.ilike(f"%{installation}%"), Installation.display_name.ilike(f"%{installation}%"), Installation.hostname.ilike(f"%{installation}%")))
     if search:
         term = f"%{search}%"
         query = query.where(or_(BlockedProduct.product_code.ilike(term), BlockedProduct.description.ilike(term), BlockedProduct.field.ilike(term), BlockedProduct.blocker_type.ilike(term), BlockedProduct.reason_code.ilike(term), Tenant.name.ilike(term)))
@@ -300,50 +311,80 @@ def list_jobs(session, *, agent_id=None, page=1, page_size=50, status=None, kind
 
 
 def dashboard_summary(session, now=None):
-    now = now or datetime.now(timezone.utc)
-    query = select(Installation, Agent, Tenant, AgentSnapshot).join(Agent, Agent.id == Installation.agent_id).join(Tenant, Tenant.id == Installation.tenant_id).outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id).order_by(Installation.id.asc())
-    items = [installation_view(i, a, t, s, now=now) for i, a, t, s in session.execute(query).all()]
-    counts = {state: sum(item["technical_health"] == state for item in items) for state in HEALTH_STATES}
-    totals = {key: sum(int(item[key] or 0) for item in items) for key in ("total_products", "fiscally_complete", "safe_blocked", "failed_products")}
-    blocker_counts = {}
-    for item in items:
-        for key, value in (item["blockers"] or {}).items():
-            blocker_counts[key] = blocker_counts.get(key, 0) + int(value or 0)
+    now = _utc_now(now)
+    installation_query = select(Installation, Agent, Tenant, AgentSnapshot).join(Agent, Agent.id == Installation.agent_id).join(Tenant, Tenant.id == Installation.tenant_id).outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id)
+    health_expression = _health_expression(now)
+    health_rows = session.execute(
+        select(health_expression.label("health"), func.count(Installation.id))
+        .select_from(Installation)
+        .join(Agent, Agent.id == Installation.agent_id)
+        .join(Tenant, Tenant.id == Installation.tenant_id)
+        .outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id)
+        .group_by(health_expression)
+    ).all()
+    counts = {state: 0 for state in HEALTH_STATES}
+    for state, count in health_rows:
+        counts[state] = int(count)
 
-    blocker_rows = session.scalars(select(BlockedProduct).where(BlockedProduct.resolved_at.is_(None))).all()
+    total_row = session.execute(
+        select(
+            func.coalesce(func.sum(AgentSnapshot.total_products), 0),
+            func.coalesce(func.sum(AgentSnapshot.fiscally_complete), 0),
+            func.coalesce(func.sum(AgentSnapshot.safe_blocked), 0),
+            func.coalesce(func.sum(AgentSnapshot.failed_products), 0),
+        ).select_from(Installation).outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id)
+    ).one()
+    totals = dict(zip(("total_products", "fiscally_complete", "safe_blocked", "failed_products"), (int(value or 0) for value in total_row)))
+
+    open_filter = BlockedProduct.resolved_at.is_(None)
+    open_blockers = session.scalar(select(func.count(BlockedProduct.id)).where(open_filter)) or 0
+    breakdown_expression = func.coalesce(BlockedProduct.field, "OTHER")
+    breakdown_rows = session.execute(select(breakdown_expression, func.count(BlockedProduct.id)).where(open_filter).group_by(breakdown_expression)).all()
     open_blocker_breakdown = {field: 0 for field in BLOCKER_FIELDS}
-    product_pairs = set()
-    for row in blocker_rows:
-        product_pairs.add((row.tenant_id, row.product_code))
-        key = str(row.field or "").upper()
-        open_blocker_breakdown[key if key in open_blocker_breakdown else "OTHER"] += 1
+    for field, count in breakdown_rows:
+        key = str(field or "").upper()
+        open_blocker_breakdown[key if key in open_blocker_breakdown else "OTHER"] += int(count)
+    product_pairs = select(BlockedProduct.tenant_id, BlockedProduct.product_code).where(open_filter).distinct().subquery()
+    safe_blocked_products = session.scalar(select(func.count()).select_from(product_pairs)) or 0
+    blocker_counts = {field: count for field, count in open_blocker_breakdown.items() if count}
+
+    def installation_candidates(health):
+        query = installation_query.where(health_expression == health).order_by(Installation.id.asc()).limit(ATTENTION_CANDIDATE_LIMIT)
+        return [installation_view(i, a, t, s, now=now) for i, a, t, s in session.execute(query).all()]
+
+    health_candidates = {health: installation_candidates(health) for health in ("FAILED", "DEGRADED", "OFFLINE", "UNKNOWN")}
+    version_filter = or_(AgentSnapshot.version_drift == "OUTDATED", and_(Agent.agent_version.is_not(None), Agent.agent_version != settings.agent_server_version))
+    outdated_query = installation_query.where(version_filter).order_by(Installation.id.asc()).limit(ATTENTION_CANDIDATE_LIMIT)
+    outdated_agents = [installation_view(i, a, t, s, now=now) for i, a, t, s in session.execute(outdated_query).all()]
+
+    blocker_query = select(BlockedProduct, Tenant, Installation, Agent, AgentSnapshot).join(Tenant, Tenant.id == BlockedProduct.tenant_id).outerjoin(Installation, Installation.id == BlockedProduct.installation_id).outerjoin(Agent, Agent.id == Installation.agent_id).outerjoin(AgentSnapshot, AgentSnapshot.installation_id == Installation.id).where(open_filter, BlockedProduct.field.in_(BLOCKER_FIELDS[:-1])).order_by(BlockedProduct.last_seen_at.desc(), BlockedProduct.id.desc()).limit(ATTENTION_CANDIDATE_LIMIT)
+    blocker_candidates = session.execute(blocker_query).all()
 
     attention = []
-    for item in items:
-        if item["technical_health"] in {"FAILED", "DEGRADED", "OFFLINE", "UNKNOWN"}:
-            rank = {"FAILED": 0, "DEGRADED": 1, "OFFLINE": 2, "UNKNOWN": 3}[item["technical_health"]]
-            attention.append((_attention_item(item, item["health_reason"], _technical_timestamp(item), rank=rank, now=now), rank, item["agent_id"]))
-    item_by_tenant = {item["tenant_id"]: item for item in items}
-    for row in blocker_rows:
-        item = item_by_tenant.get(row.tenant_id)
-        if item and (row.field or "").upper() in BLOCKER_FIELDS[:-1]:
-            attention.append((_attention_item(item, f"{row.field or row.blocker_type}: {row.reason_code}", row.last_seen_at, rank=4, link=f"/blockers/{row.id}", now=now), 4, row.id))
-    for item in items:
-        if item["version_drift"] == "OUTDATED":
-            attention.append((_attention_item(item, "Versão do agent desatualizada", item.get("last_seen_at"), rank=5, now=now), 5, item["agent_id"]))
+    for health in ("FAILED", "DEGRADED", "OFFLINE", "UNKNOWN"):
+        rank = {"FAILED": 0, "DEGRADED": 1, "OFFLINE": 2, "UNKNOWN": 3}[health]
+        attention.extend((_attention_item(item, item["health_reason"], _technical_timestamp(item), rank=rank, now=now), rank, item["agent_id"]) for item in health_candidates[health])
+    for blocker, tenant, installation, agent, snapshot in blocker_candidates:
+        if installation and agent:
+            item = installation_view(installation, agent, tenant, snapshot, now=now)
+        else:
+            item = {"client": tenant.name, "display_name": None, "hostname": None, "agent_id": None, "technical_health": "UNKNOWN", "health_reason": "tenant-level blocker", "last_seen_at": None, "last_job_at": None}
+        attention.append((_attention_item(item, f"{blocker.field or blocker.blocker_type}: {blocker.reason_code}", blocker.last_seen_at, rank=4, link=f"/blockers/{blocker.id}", now=now), 4, blocker.id))
+    for item in outdated_agents:
+        attention.append((_attention_item(item, "Versão do agent desatualizada", item.get("last_seen_at"), rank=5, now=now), 5, item["agent_id"]))
     attention.sort(key=lambda entry: (entry[1], -(entry[0]["timestamp"] is not None), entry[2]))
 
     failed_jobs = session.scalar(select(func.count(Job.id)).where(Job.status == "FAILED")) or 0
     return {
-        "agents_total": len(items),
+        "agents_total": sum(counts.values()),
         **{key.lower(): value for key, value in counts.items()},
         "health_counts": counts,
         **totals,
         "blockers": blocker_counts,
-        "stale_agents": [item for item in items if item["technical_health"] == "OFFLINE"],
-        "outdated_agents": [item for item in items if item["version_drift"] == "OUTDATED"],
-        "safe_blocked_products": len(product_pairs),
-        "open_blockers": len(blocker_rows),
+        "stale_agents": health_candidates["OFFLINE"],
+        "outdated_agents": outdated_agents,
+        "safe_blocked_products": int(safe_blocked_products),
+        "open_blockers": int(open_blockers),
         "open_blocker_breakdown": open_blocker_breakdown,
         "attention_items": [entry[0] for entry in attention[:10]],
         "failed_jobs": failed_jobs,
diff --git a/central/app/models.py b/central/app/models.py
index 07291e3..8bf1f4d 100644
--- a/central/app/models.py
+++ b/central/app/models.py
@@ -359,6 +359,7 @@ class BlockedProduct(Base):
     __table_args__ = (UniqueConstraint("blocker_fingerprint", name="uq_blocked_product_fingerprint"),)
     id: Mapped[int] = mapped_column(primary_key=True)
     tenant_id: Mapped[int] = mapped_column(ForeignKey("tenants.id"), index=True)
+    installation_id: Mapped[int | None] = mapped_column(ForeignKey("installations.id"), nullable=True, index=True)
     company: Mapped[str] = mapped_column(String(128), index=True)
     product_code: Mapped[str] = mapped_column(String(64), index=True)
     gtin: Mapped[str | None] = mapped_column(String(16), nullable=True, index=True)
diff --git a/central/app/web.py b/central/app/web.py
index 687b0a1..1d4c0b4 100644
--- a/central/app/web.py
+++ b/central/app/web.py
@@ -88,7 +88,7 @@ def router(session_factory):
             detail = next((item for item in result["items"] if item["agent_id"] == agent_id), None)
             if detail is None: return HTMLResponse("Agent not found", status_code=404)
             installation = session.scalar(select(Installation).where(Installation.agent_id == agent_id))
-            return render(request, "agent_detail.html", {"detail": detail, "tab": tab, "blockers": list_blockers(session, tenant_id=installation.tenant_id, page=1, page_size=25), "jobs": list_jobs(session, agent_id=agent_id, page=1, page_size=25), "events": list_panel_events(session, installation.id, page=1, page_size=25), "auth": auth_data, "csrf_token": request.cookies.get("gti_csrf", "")})
+            return render(request, "agent_detail.html", {"detail": detail, "tab": tab, "blockers": list_blockers(session, tenant_id=installation.tenant_id, agent_id=agent_id, page=1, page_size=25), "jobs": list_jobs(session, agent_id=agent_id, page=1, page_size=25), "events": list_panel_events(session, installation.id, page=1, page_size=25), "auth": auth_data, "csrf_token": request.cookies.get("gti_csrf", "")})
         finally: session.close()
 
     @routes.post("/agents/{agent_id}/reprocess")
diff --git a/central/scripts/generate_control_panel_fixture.py b/central/scripts/generate_control_panel_fixture.py
index 1c238d9..50e8b89 100644
--- a/central/scripts/generate_control_panel_fixture.py
+++ b/central/scripts/generate_control_panel_fixture.py
@@ -31,7 +31,7 @@ def generate_fixture(session, agent_count=100, seed=7):
         session.add(Job(agent_id=agent.id, kind="REPROCESS_ALL", status="FAILED" if state in {"DEGRADED", "FAILED"} else "COMPLETED", payload={}, result_summary={"fixture": True}, error="fixture technical failure" if state in {"DEGRADED", "FAILED"} else None))
         created["jobs"] += 1
         if index % 2 == 0:
-            session.add(BlockedProduct(tenant_id=tenant.id, company=tenant.name, product_code=f"P{index:06d}", description="Fixture product", blocker_type="CFOP", field="CFOP", reason_code="INSUFFICIENT_EVIDENCE", evidence_summary={"fixture": True}, input_fingerprint=f"{index:064d}", blocker_fingerprint=f"{index+1000:064d}"))
+            session.add(BlockedProduct(tenant_id=tenant.id, installation_id=installation.id, company=tenant.name, product_code=f"P{index:06d}", description="Fixture product", blocker_type="CFOP", field="CFOP", reason_code="INSUFFICIENT_EVIDENCE", evidence_summary={"fixture": True}, input_fingerprint=f"{index:064d}", blocker_fingerprint=f"{index+1000:064d}"))
             created["blockers"] += 1
     session.commit()
     return created
diff --git a/central/tests/test_jobs.py b/central/tests/test_jobs.py
index d878d70..f2e9b34 100644
--- a/central/tests/test_jobs.py
+++ b/central/tests/test_jobs.py
@@ -5,7 +5,7 @@ from sqlalchemy.pool import StaticPool
 
 from central.app.jobs import claim_next_job, complete_job, create_job, fail_job
 from central.app.main import create_app
-from central.app.models import Agent, Base, Job, Tenant
+from central.app.models import Agent, Base, BlockedProduct, Job, Tenant
 
 
 def _make_agent(session):
@@ -133,8 +133,9 @@ def test_reprocess_products_requires_codigos():
 
 
 def test_blocker_registry_api_deduplicates_and_resolves():
-    client, _ = _client()
+    client, engine = _client()
     headers = {"Authorization": "Bearer test-token"}
+    assert client.post("/v1/agents/heartbeat", json={"status": "IDLE", "installation_id": "00000000-0000-4000-8000-000000000001"}, headers=headers).status_code == 200
     summary = {"blocked_products": [{"company": "C", "product_code": "P1", "blocker_type": "BLOCKED_MISSING_EVIDENCE", "field": "CFOP", "reason_code": "MISSING", "input_fingerprint": "v1", "evidence_summary": {"source": "ERP"}}]}
     created = client.post("/v1/jobs", json={"kind": "REPROCESS_PRODUCTS", "payload": {"codigos": ["P1"]}}, headers=headers)
     job_id = created.json()["job_id"]
@@ -143,6 +144,8 @@ def test_blocker_registry_api_deduplicates_and_resolves():
     listed = client.get("/v1/blockers?field=CFOP", headers=headers)
     assert listed.status_code == 200
     assert len(listed.json()["blockers"]) == 1
+    with Session(engine) as session:
+        assert session.query(BlockedProduct).one().installation_id is not None
     blocker_id = listed.json()["blockers"][0]["id"]
     resolved = client.post(f"/v1/blockers/{blocker_id}/resolve", json={"resolution_source": "TEST"}, headers=headers)
     assert resolved.json()["resolved"] is True
diff --git a/central/tests/test_operational_view_models.py b/central/tests/test_operational_view_models.py
index 7a591bb..907dadd 100644
--- a/central/tests/test_operational_view_models.py
+++ b/central/tests/test_operational_view_models.py
@@ -1,6 +1,9 @@
 from datetime import datetime, timedelta, timezone
 
+from sqlalchemy import event
+
 from central.app.audit import record_audit
+from central.app.blocked_products import upsert_blocker
 from central.app.control_plane import dashboard_summary, list_blockers, list_installations, list_jobs
 from central.app.events import record_event
 from central.app.models import Agent, AgentSnapshot, AuditEvent, BlockedProduct, Installation, Job, Tenant
@@ -51,9 +54,10 @@ def _installation(session, index, *, health="ONLINE", coverage=80, blocked=0, ve
     return tenant, agent, installation, snapshot
 
 
-def _blocker(session, tenant, *, product, field="CFOP", blocker_type="BLOCKED_MISSING_EVIDENCE", index=0):
+def _blocker(session, tenant, *, product, field="CFOP", blocker_type="BLOCKED_MISSING_EVIDENCE", index=0, installation_id=None):
     row = BlockedProduct(
         tenant_id=tenant.id,
+        installation_id=installation_id,
         company=tenant.name,
         product_code=product,
         description=f"Product {product}",
@@ -153,8 +157,8 @@ def test_blockers_filter_with_priority_age_and_stable_pagination():
     session_factory = setup_db()
     with session_factory() as session:
         tenant, _, installation, _ = _installation(session, 1)
-        critical = _blocker(session, tenant, product="P1", field="", blocker_type="TECHNICAL_FAILURE", index=1)
-        _blocker(session, tenant, product="P2", field="CFOP", index=2)
+        critical = _blocker(session, tenant, product="P1", field="", blocker_type="TECHNICAL_FAILURE", index=1, installation_id=installation.id)
+        _blocker(session, tenant, product="P2", field="CFOP", index=2, installation_id=installation.id)
         session.commit()
 
         result = list_blockers(session, client="Client 1", installation=installation.display_name, status="OPEN", search="P1", page=1, page_size=1)
@@ -170,7 +174,7 @@ def test_blocker_detail_contains_context_events_jobs_and_resolution_audit():
     session_factory = setup_db()
     with session_factory() as session:
         tenant, agent, installation, _ = _installation(session, 1)
-        blocker = _blocker(session, tenant, product="P1", index=1)
+        blocker = _blocker(session, tenant, product="P1", index=1, installation_id=installation.id)
         job = Job(agent_id=agent.id, kind="REPROCESS_ALL", status="FAILED", created_at=NOW, error="failed")
         session.add(job)
         session.flush()
@@ -188,3 +192,91 @@ def test_blocker_detail_contains_context_events_jobs_and_resolution_audit():
         assert detail["related_events"][0]["job_id"] == job.id
         assert detail["related_jobs"][0]["job_id"] == job.id
         assert detail["resolution_audit"][0]["action"] == "RESOLVE_BLOCKER"
+
+
+def test_blockers_keep_exact_installation_identity_for_same_tenant():
+    session_factory = setup_db()
+    with session_factory() as session:
+        tenant = Tenant(name="Shared Client")
+        session.add(tenant)
+        session.flush()
+        agent_a = Agent(tenant_id=tenant.id, name="agent-a", token_hash="token-a".ljust(64, "x"))
+        agent_b = Agent(tenant_id=tenant.id, name="agent-b", token_hash="token-b".ljust(64, "x"))
+        session.add_all([agent_a, agent_b])
+        session.flush()
+        installation_a = Installation(agent_id=agent_a.id, tenant_id=tenant.id, installation_id="00000000-0000-4000-8000-000000000101", display_name="Store A", hostname="server-a")
+        installation_b = Installation(agent_id=agent_b.id, tenant_id=tenant.id, installation_id="00000000-0000-4000-8000-000000000102", display_name="Store B", hostname="server-b")
+        session.add_all([installation_a, installation_b])
+        session.flush()
+        row_a = upsert_blocker(session, tenant.id, {"company": tenant.name, "product_code": "P-A", "field": "CFOP", "reason_code": "MISSING", "input_fingerprint": "a"}, installation_id=installation_a.id)
+        row_b = upsert_blocker(session, tenant.id, {"company": tenant.name, "product_code": "P-B", "field": "CFOP", "reason_code": "MISSING", "input_fingerprint": "b"}, installation_id=installation_b.id)
+
+        result_a = list_blockers(session, tenant_id=tenant.id, installation="Store A")
+        result_b = list_blockers(session, tenant_id=tenant.id, installation="Store B")
+
+        assert result_a["total"] == 1 and result_a["items"][0]["id"] == row_a.id
+        assert result_a["items"][0]["installation_id"] == installation_a.installation_id
+        assert result_b["total"] == 1 and result_b["items"][0]["id"] == row_b.id
+        assert result_b["items"][0]["installation_id"] == installation_b.installation_id
+
+
+def test_legacy_tenant_blocker_has_no_fabricated_installation_context():
+    session_factory = setup_db()
+    with session_factory() as session:
+        tenant, _, installation, _ = _installation(session, 1)
+        row = _blocker(session, tenant, product="LEGACY", index=99)
+        result = list_blockers(session, tenant_id=tenant.id)
+
+        assert result["items"][0]["id"] == row.id
+        assert result["items"][0]["installation_id"] is None
+        from central.app.control_plane import blocker_detail
+
+        detail = blocker_detail(session, row.id)
+        assert detail["installation"]["installation_id"] is None
+        assert detail["server"]["hostname"] is None
+        assert installation.hostname == "server-1"
+
+
+def test_dashboard_uses_sql_aggregates_for_operational_totals():
+    session_factory = setup_db()
+    with session_factory() as session:
+        tenant, _, _, _ = _installation(session, 1)
+        _blocker(session, tenant, product="P1", index=101)
+        statements = []
+        event.listen(session.bind, "before_cursor_execute", lambda conn, cursor, statement, parameters, context, executemany: statements.append(statement))
+
+        dashboard_summary(session, now=NOW)
+
+        assert any("COUNT" in statement.upper() and "BLOCKED_PRODUCTS" in statement.upper() for statement in statements)
+        assert any("DISTINCT" in statement.upper() and "BLOCKED_PRODUCTS" in statement.upper() for statement in statements)
+
+
+def test_health_filter_is_paginated_in_sql_and_counts_all_matches():
+    session_factory = setup_db()
+    with session_factory() as session:
+        for index in range(1, 4):
+            _installation(session, index, health="ONLINE")
+        statements = []
+        event.listen(session.bind, "before_cursor_execute", lambda conn, cursor, statement, parameters, context, executemany: statements.append(statement))
+
+        result = list_installations(session, health="ONLINE", page=2, page_size=1, now=NOW)
+
+        assert result["total"] == 3
+        assert len(result["items"]) == 1
+        assert any("LIMIT" in statement.upper() and "INSTALLATIONS" in statement.upper() for statement in statements)
+
+
+def test_worst_coverage_sort_uses_the_displayed_derived_percentage():
+    session_factory = setup_db()
+    with session_factory() as session:
+        _, _, first, first_snapshot = _installation(session, 1, coverage=80)
+        _, _, second, second_snapshot = _installation(session, 2, coverage=20)
+        first_snapshot.coverage_percent = 10
+        second_snapshot.coverage_percent = 90
+        session.commit()
+
+        result = list_installations(session, sort="worst_coverage", page_size=10, now=NOW)
+
+        assert result["items"][0]["installation_id"] == second.installation_id
+        assert result["items"][0]["fiscal_completion_percent"] == 20
+        assert first.installation_id != second.installation_id