diff --git a/src/artifact_cache/artifact_cache.c b/src/artifact_cache/artifact_cache.c
index 100fc81c..62443ede 100644
--- a/src/artifact_cache/artifact_cache.c
+++ b/src/artifact_cache/artifact_cache.c
@@ -20,7 +20,7 @@ ac_init(void)
 ////////////////////////////////
 //~ rjf: Cache Lookups
 
-internal void *
+internal AC_Artifact
 ac_artifact_from_key(Access *access, String8 key, U64 gen, AC_CreateFunctionType *create, AC_DestroyFunctionType *destroy, U64 slots_count)
 {
   //- rjf: create function -> cache
@@ -60,7 +60,7 @@ ac_artifact_from_key(Access *access, String8 key, U64 gen, AC_CreateFunctionType
   }
   
   //- rjf: cache * key -> artifact
-  void *artifact = 0;
+  AC_Artifact artifact = {0};
   {
     U64 hash = u64_hash_from_str8(key);
     U64 slot_idx = hash%cache->slots_count;
@@ -222,7 +222,7 @@ ac_async_tick(void)
     
     // rjf: compute val
     B32 retry = 0;
-    void *val = reqs[idx].create(reqs[idx].key, &retry);
+    AC_Artifact val = reqs[idx].create(reqs[idx].key, &retry);
     
     // rjf: retry? -> resubmit request
     if(retry && lane_idx() == 0)
diff --git a/src/artifact_cache/artifact_cache.h b/src/artifact_cache/artifact_cache.h
index 69035cde..a52ef971 100644
--- a/src/artifact_cache/artifact_cache.h
+++ b/src/artifact_cache/artifact_cache.h
@@ -4,11 +4,20 @@
 #ifndef ARTIFACT_CACHE_H
 #define ARTIFACT_CACHE_H
 
+////////////////////////////////
+//~ rjf: Artifact Handle Type
+
+typedef struct AC_Artifact AC_Artifact;
+struct AC_Artifact
+{
+  U64 u64[4];
+};
+
 ////////////////////////////////
 //~ rjf: Artifact Computation Function Types
 
-typedef void *AC_CreateFunctionType(String8 key, B32 *retry_out);
-typedef void AC_DestroyFunctionType(void *artifact);
+typedef AC_Artifact AC_CreateFunctionType(String8 key, B32 *retry_out);
+typedef void AC_DestroyFunctionType(AC_Artifact artifact);
 
 ////////////////////////////////
 //~ rjf: Cache Types
@@ -37,7 +46,7 @@ struct AC_Node
   // rjf: key/gen/value
   String8 key;
   U64 gen;
-  void *val;
+  AC_Artifact val;
   
   // rjf: metadata
   AccessPt access_pt;
@@ -96,7 +105,7 @@ internal void ac_init(void);
 ////////////////////////////////
 //~ rjf: Cache Lookups
 
-internal void *ac_artifact_from_key(Access *access, String8 key, U64 gen, AC_CreateFunctionType *create, AC_DestroyFunctionType *destroy, U64 slots_count);
+internal AC_Artifact ac_artifact_from_key(Access *access, String8 key, U64 gen, AC_CreateFunctionType *create, AC_DestroyFunctionType *destroy, U64 slots_count);
 
 ////////////////////////////////
 //~ rjf: Asynchronous Tick
diff --git a/src/ctrl/ctrl_core.c b/src/ctrl/ctrl_core.c
index b7ddb26b..d77f8f91 100644
--- a/src/ctrl/ctrl_core.c
+++ b/src/ctrl/ctrl_core.c
@@ -7460,6 +7460,21 @@ ASYNC_WORK_DEF(ctrl_call_stack_tree_build_work)
   return 0;
 }
 
+////////////////////////////////
+//~ rjf: Process Memory Artifact Cache Hooks / Lookups
+
+internal void *
+ctrl_memory_artifact_create(String8 key, B32 *retry_out)
+{
+  
+}
+
+internal void
+ctrl_memory_artifact_destroy(void *ptr)
+{
+  
+}
+
 ////////////////////////////////
 //~ rjf: Asynchronous Tick
 
@@ -7467,7 +7482,7 @@ internal void
 ctrl_async_tick(void)
 {
   Temp scratch = scratch_begin(0, 0);
-  
+#if 0
   //- rjf: get all memory requests
   U64 mem_reqs_count = 0;
   CTRL_MemRequest *mem_reqs = 0;
@@ -7642,6 +7657,6 @@ ctrl_async_tick(void)
       }
     }
   }
-  
+#endif
   scratch_end(scratch);
 }
diff --git a/src/ctrl/ctrl_core.h b/src/ctrl/ctrl_core.h
index 036a7288..1add5ec4 100644
--- a/src/ctrl/ctrl_core.h
+++ b/src/ctrl/ctrl_core.h
@@ -1250,6 +1250,12 @@ ASYNC_WORK_DEF(ctrl_call_stack_build_work);
 
 ASYNC_WORK_DEF(ctrl_call_stack_tree_build_work);
 
+////////////////////////////////
+//~ rjf: Process Memory Artifact Cache Hooks / Lookups
+
+internal void *ctrl_memory_artifact_create(String8 key, B32 *retry_out);
+internal void ctrl_memory_artifact_destroy(void *ptr);
+
 ////////////////////////////////
 //~ rjf: Asynchronous Tick
 
diff --git a/src/disasm/disasm.c b/src/disasm/disasm.c
index fbaff78b..11b461c1 100644
--- a/src/disasm/disasm.c
+++ b/src/disasm/disasm.c
@@ -264,10 +264,10 @@ struct DASM_Artifact
   DASM_Info info;
 };
 
-internal void *
+internal AC_Artifact
 dasm_artifact_create(String8 key, B32 *retry_out)
 {
-  void *result = 0;
+  DASM_Artifact *artifact = 0;
   if(lane_idx() == 0)
   {
     Temp scratch = scratch_begin(0, 0);
@@ -473,27 +473,28 @@ dasm_artifact_create(String8 key, B32 *retry_out)
     //- rjf: fill result
     if(info_arena != 0)
     {
-      DASM_Artifact *artifact = push_array(info_arena, DASM_Artifact, 1);
+      artifact = push_array(info_arena, DASM_Artifact, 1);
       artifact->arena = info_arena;
       artifact->info = info;
-      result = artifact;
     }
     
     di_scope_close(di_scope);
     access_close(access);
     scratch_end(scratch);
   }
-  lane_sync_u64(&result, 0);
+  lane_sync_u64(&artifact, 0);
+  AC_Artifact result = {0};
+  result.u64[0] = (U64)artifact;
   return result;
 }
 
 internal void
-dasm_artifact_destroy(void *ptr)
+dasm_artifact_destroy(AC_Artifact artifact)
 {
-  if(ptr == 0) { return; }
-  DASM_Artifact *artifact = (DASM_Artifact *)ptr;
-  c_close_key(artifact->info.text_key);
-  arena_release(artifact->arena);
+  DASM_Artifact *dasm_artifact = (DASM_Artifact *)artifact.u64[0];
+  if(dasm_artifact == 0) { return; }
+  c_close_key(dasm_artifact->info.text_key);
+  arena_release(dasm_artifact->arena);
 }
 
 internal DASM_Info
@@ -511,10 +512,11 @@ dasm_info_from_hash_params(Access *access, U128 hash, DASM_Params *params)
     String8 key = str8_list_join(scratch.arena, &key_parts, 0);
     
     // rjf: get info
-    DASM_Artifact *artifact = ac_artifact_from_key(access, key, fs_change_gen(), dasm_artifact_create, dasm_artifact_destroy, 1024);
-    if(artifact)
+    AC_Artifact artifact = ac_artifact_from_key(access, key, fs_change_gen(), dasm_artifact_create, dasm_artifact_destroy, 1024);
+    DASM_Artifact *dasm_artifact = (DASM_Artifact *)artifact.u64[0];
+    if(dasm_artifact)
     {
-      info = artifact->info;
+      info = dasm_artifact->info;
     }
     
     scratch_end(scratch);
diff --git a/src/disasm/disasm.h b/src/disasm/disasm.h
index b1acf658..cd346fd7 100644
--- a/src/disasm/disasm.h
+++ b/src/disasm/disasm.h
@@ -197,8 +197,8 @@ internal U64 dasm_line_array_code_off_from_idx(DASM_LineArray *array, U64 idx);
 ////////////////////////////////
 //~ rjf: Artifact Cache Hooks / Lookups
 
-internal void *dasm_artifact_create(String8 key, B32 *retry_out);
-internal void dasm_artifact_destroy(void *ptr);
+internal AC_Artifact dasm_artifact_create(String8 key, B32 *retry_out);
+internal void dasm_artifact_destroy(AC_Artifact artifact);
 internal DASM_Info dasm_info_from_hash_params(Access *access, U128 hash, DASM_Params *params);
 internal DASM_Info dasm_info_from_key_params(Access *access, C_Key key, DASM_Params *params, U128 *hash_out);
 
diff --git a/src/text/text.c b/src/text/text.c
index 015f54fb..e5b1a305 100644
--- a/src/text/text.c
+++ b/src/text/text.c
@@ -1968,7 +1968,7 @@ struct TXT_ArtifactCreateShared
   TXT_Artifact *artifact;
 };
 
-internal void *
+internal AC_Artifact
 txt_artifact_create(String8 key, B32 *retry_out)
 {
   ProfBeginFunction();
@@ -2232,15 +2232,17 @@ txt_artifact_create(String8 key, B32 *retry_out)
   access_close(access);
   scratch_end(scratch);
   ProfEnd();
-  return shared->artifact;
+  AC_Artifact result = {0};
+  result.u64[0] = (U64)shared->artifact;
+  return result;
 }
 
 internal void
-txt_artifact_destroy(void *ptr)
+txt_artifact_destroy(AC_Artifact artifact)
 {
-  if(ptr == 0) { return; }
-  TXT_Artifact *artifact = (TXT_Artifact *)ptr;
-  arena_release(artifact->arena);
+  TXT_Artifact *txt_artifact = (TXT_Artifact *)artifact.u64[0];
+  if(txt_artifact == 0) { return; }
+  arena_release(txt_artifact->arena);
 }
 
 internal TXT_TextInfo
@@ -2252,11 +2254,12 @@ txt_text_info_from_hash_lang(Access *access, U128 hash, TXT_LangKind lang)
     TXT_LangKind lang;
   } key = {hash, lang};
   String8 key_string = str8_struct(&key);
-  TXT_Artifact *artifact = ac_artifact_from_key(access, key_string, 0, txt_artifact_create, txt_artifact_destroy, 1024);
+  AC_Artifact artifact = ac_artifact_from_key(access, key_string, 0, txt_artifact_create, txt_artifact_destroy, 1024);
+  TXT_Artifact *txt_artifact = (TXT_Artifact *)artifact.u64[0];
   TXT_TextInfo info = {0};
-  if(artifact != 0)
+  if(txt_artifact != 0)
   {
-    info = artifact->info;
+    info = txt_artifact->info;
   }
   return info;
 }
diff --git a/src/text/text.h b/src/text/text.h
index bc41db58..45f9a2f3 100644
--- a/src/text/text.h
+++ b/src/text/text.h
@@ -203,8 +203,8 @@ internal TXT_ScopeNode *txt_scope_node_from_info_pt(TXT_TextInfo *info, TxtPt pt
 ////////////////////////////////
 //~ rjf: Artifact Cache Hooks / Lookups
 
-internal void *txt_artifact_create(String8 key, B32 *retry_out);
-internal void txt_artifact_destroy(void *ptr);
+internal AC_Artifact txt_artifact_create(String8 key, B32 *retry_out);
+internal void txt_artifact_destroy(AC_Artifact artifact);
 internal TXT_TextInfo txt_text_info_from_hash_lang(Access *access, U128 hash, TXT_LangKind lang);
 internal TXT_TextInfo txt_text_info_from_key_lang(Access *access, C_Key key, TXT_LangKind lang, U128 *hash_out);