diff --git a/bindings/python/src/inspection/inspection.cpp b/bindings/python/src/inspection/inspection.cpp
index 6321e26d..514f4642 100644
--- a/bindings/python/src/inspection/inspection.cpp
+++ b/bindings/python/src/inspection/inspection.cpp
@@ -79,6 +79,12 @@ namespace pybind11
         {
         };
 
+        template < typename Key, typename Value >
+        struct type_caster< absl::linked_hash_map< Key, Value > >
+            : map_caster< absl::linked_hash_map< Key, Value >, Key, Value >
+        {
+        };
+
         template < typename Type, size_t dimension >
         struct type_caster< absl::InlinedVector< Type, dimension > >
             : list_caster< absl::InlinedVector< Type, dimension >, Type >
diff --git a/include/geode/inspector/inspection/information.hpp b/include/geode/inspector/inspection/information.hpp
index c4eb8ced..549514b1 100644
--- a/include/geode/inspector/inspection/information.hpp
+++ b/include/geode/inspector/inspection/information.hpp
@@ -26,7 +26,7 @@
 #include <string>
 #include <vector>
 
-#include <absl/container/flat_hash_map.h>
+#include <absl/container/linked_hash_map.h>
 
 #include <geode/basic/logger.hpp>
 #include <geode/basic/types.hpp>
@@ -94,8 +94,8 @@ namespace geode
             "Default inspection issue message. This message "
             "should have been overriden."
         };
-        std::vector< IssueType > issues_{};
-        std::vector< std::string > messages_{};
+        std::vector< IssueType > issues_;
+        std::vector< std::string > messages_;
     };
 
     template < typename IssueType >
@@ -150,7 +150,7 @@ namespace geode
             return message;
         }
 
-        [[nodiscard]] const absl::flat_hash_map< uuid,
+        [[nodiscard]] const absl::linked_hash_map< uuid,
             InspectionIssues< IssueType > >&
             issues_map() const
         {
@@ -162,6 +162,7 @@ namespace geode
             "Default inspection issue message. This message "
             "should have been overriden."
         };
-        absl::flat_hash_map< uuid, InspectionIssues< IssueType > > issues_map_;
+        absl::linked_hash_map< uuid, InspectionIssues< IssueType > >
+            issues_map_;
     };
 } // namespace geode
\ No newline at end of file
diff --git a/src/geode/inspector/inspection/criterion/manifold/brep_meshes_manifold.cpp b/src/geode/inspector/inspection/criterion/manifold/brep_meshes_manifold.cpp
index 0a5c3ccf..8f35aa8e 100644
--- a/src/geode/inspector/inspection/criterion/manifold/brep_meshes_manifold.cpp
+++ b/src/geode/inspector/inspection/criterion/manifold/brep_meshes_manifold.cpp
@@ -93,7 +93,7 @@ namespace geode
         : public internal::ComponentMeshesManifold< BRep >
     {
     public:
-        Impl( const BRep& brep )
+        explicit Impl( const BRep& brep )
             : internal::ComponentMeshesManifold< BRep >( brep )
         {
         }
@@ -156,7 +156,7 @@ namespace geode
             InspectionIssues< BRepNonManifoldEdge >& issues ) const
         {
             using Edge = detail::VertexCycle< std::array< index_t, 2 > >;
-            absl::flat_hash_map< Edge, std::vector< uuid > > edges;
+            absl::linked_hash_map< Edge, std::vector< uuid > > edges;
             for( const auto& surface : model().active_surfaces() )
             {
                 const auto& mesh = surface.mesh();
@@ -171,16 +171,16 @@ namespace geode
                         {
                             continue;
                         }
-                        const auto v0 = model().unique_vertex(
+                        const auto vertex0 = model().unique_vertex(
                             { surface.component_id(), vertices[edge_id] } );
-                        const auto v1 =
+                        const auto vertex1 =
                             model().unique_vertex( { surface.component_id(),
                                 vertices[edge_id == vertices.size() - 1
                                              ? 0
                                              : edge_id + 1] } );
                         const auto info = edges.try_emplace(
-                            Edge{ std::array< index_t, 2 >{ v0, v1 } },
-                            std::vector< uuid >{ surface.id() } );
+                            Edge{ std::array{ vertex0, vertex1 } },
+                            std::vector{ surface.id() } );
                         if( !info.second )
                         {
                             info.first->second.push_back( surface.id() );
@@ -220,7 +220,7 @@ namespace geode
                 {
                     continue;
                 }
-                std::array< index_t, 2 > edge_unique_vertices;
+                std::array< index_t, 2 > edge_unique_vertices{ NO_ID, NO_ID };
                 for( const auto edge_vertex : LRange{ 2 } )
                 {
                     edge_unique_vertices[edge_vertex] =
@@ -276,7 +276,7 @@ namespace geode
         }
 
     private:
-        bool several_cmvs_on_one_vertex(
+        [[nodiscard]] bool several_cmvs_on_one_vertex(
             absl::Span< const index_t > unique_vertices ) const
         {
             std::vector< uuid > surfaces;
diff --git a/src/geode/inspector/inspection/criterion/manifold/solid_facet_manifold.cpp b/src/geode/inspector/inspection/criterion/manifold/solid_facet_manifold.cpp
index 72338ff9..23e16818 100644
--- a/src/geode/inspector/inspection/criterion/manifold/solid_facet_manifold.cpp
+++ b/src/geode/inspector/inspection/criterion/manifold/solid_facet_manifold.cpp
@@ -23,8 +23,8 @@
 
 #include <geode/inspector/inspection/criterion/manifold/solid_facet_manifold.hpp>
 
-#include <absl/container/flat_hash_map.h>
 #include <absl/container/flat_hash_set.h>
+#include <absl/container/linked_hash_map.h>
 
 #include <geode/basic/logger.hpp>
 #include <geode/basic/pimpl_impl.hpp>
@@ -37,11 +37,11 @@ namespace
     using Facet = geode::detail::VertexCycle< geode::PolyhedronFacetVertices >;
 
     template < geode::index_t dimension >
-    absl::flat_hash_map< Facet, geode::index_t >
+    [[nodiscard]] absl::linked_hash_map< Facet, geode::index_t >
         facets_to_nb_adjacent_polyhedra(
             const geode::SolidMesh< dimension >& mesh )
     {
-        absl::flat_hash_map< Facet, geode::index_t >
+        absl::linked_hash_map< Facet, geode::index_t >
             nb_polyhedra_adjacent_to_facets;
         for( const auto polyhedron_id : geode::Range{ mesh.nb_polyhedra() } )
         {
@@ -67,9 +67,9 @@ namespace geode
     class SolidMeshFacetManifold< dimension >::Impl
     {
     public:
-        Impl( const SolidMesh< dimension >& mesh ) : mesh_( mesh ) {}
+        explicit Impl( const SolidMesh< dimension >& mesh ) : mesh_( mesh ) {}
 
-        bool mesh_facets_are_manifold() const
+        [[nodiscard]] bool mesh_facets_are_manifold() const
         {
             const auto nb_polyhedra_adjacent_to_facets =
                 facets_to_nb_adjacent_polyhedra( mesh_ );
@@ -84,7 +84,8 @@ namespace geode
             return true;
         }
 
-        InspectionIssues< PolyhedronFacetVertices > non_manifold_facets() const
+        [[nodiscard]] InspectionIssues< PolyhedronFacetVertices >
+            non_manifold_facets() const
         {
             const auto nb_polyhedra_adjacent_to_facets =
                 facets_to_nb_adjacent_polyhedra( mesh_ );
diff --git a/src/geode/inspector/inspection/criterion/manifold/surface_edge_manifold.cpp b/src/geode/inspector/inspection/criterion/manifold/surface_edge_manifold.cpp
index 8619daff..233f0c63 100644
--- a/src/geode/inspector/inspection/criterion/manifold/surface_edge_manifold.cpp
+++ b/src/geode/inspector/inspection/criterion/manifold/surface_edge_manifold.cpp
@@ -36,10 +36,11 @@ namespace
     using Edge = geode::detail::VertexCycle< std::array< geode::index_t, 2 > >;
 
     template < geode::index_t dimension >
-    absl::flat_hash_map< Edge, std::pair< geode::local_index_t, bool > >
+    [[nodiscard]] absl::linked_hash_map< Edge,
+        std::pair< geode::local_index_t, bool > >
         edge_to_polygons_around( const geode::SurfaceMesh< dimension >& mesh )
     {
-        absl::flat_hash_map< Edge, std::pair< geode::local_index_t, bool > >
+        absl::linked_hash_map< Edge, std::pair< geode::local_index_t, bool > >
             polygons_around_edges;
         for( const auto polygon_id : geode::Range{ mesh.nb_polygons() } )
         {
@@ -76,9 +77,9 @@ namespace geode
     class SurfaceMeshEdgeManifold< dimension >::Impl
     {
     public:
-        Impl( const SurfaceMesh< dimension >& mesh ) : mesh_( mesh ) {}
+        explicit Impl( const SurfaceMesh< dimension >& mesh ) : mesh_( mesh ) {}
 
-        bool mesh_edges_are_manifold() const
+        [[nodiscard]] bool mesh_edges_are_manifold() const
         {
             for( const auto& edge : edge_to_polygons_around( mesh_ ) )
             {
@@ -95,7 +96,8 @@ namespace geode
             return true;
         }
 
-        InspectionIssues< std::array< index_t, 2 > > non_manifold_edges() const
+        [[nodiscard]] InspectionIssues< std::array< index_t, 2 > >
+            non_manifold_edges() const
         {
             InspectionIssues< std::array< index_t, 2 > > non_manifold_edges{
                 "non manifold edges"