diff --git a/delta_mesh/EnergiBridge.c b/delta_mesh/EnergiBridge.c
index e6cbcbe..b5a7cd2 100644
--- a/delta_mesh/EnergiBridge.c
+++ b/delta_mesh/EnergiBridge.c
@@ -10,3 +10,18 @@ void EnergiBridge_map_LocalMarket_to_CatOpt(const LocalMarket* lm, CatOpt_Object
   // Best-effort: initialize a simple static version; in a real system this would be a per-message counter
   out->version = 1;
 }
+
+void EnergiBridge_map_SharedSignals_to_CatOpt(const SharedSignals* ss, CatOpt_Signal* out) {
+  if (!ss || !out) return;
+  out->aggregated_greeks = ss->aggregated_greeks;
+  out->implied_vol = ss->implied_vol;
+  out->version = 1;
+}
+
+void EnergiBridge_map_PlanDelta_to_CatOpt(const PlanDelta* pd, CatOpt_PlanDelta* out) {
+  if (!pd || !out) return;
+  out->quote = pd->quote;
+  out->hedge = pd->hedge;
+  out->timestamp = pd->timestamp;
+  out->version = 1;
+}
diff --git a/delta_mesh/EnergiBridge.h b/delta_mesh/EnergiBridge.h
index f77d778..f651b13 100644
--- a/delta_mesh/EnergiBridge.h
+++ b/delta_mesh/EnergiBridge.h
@@ -35,4 +35,10 @@ typedef struct CatOpt_PlanDelta {
 // Map a LocalMarket instance to a CatOpt_Object. This is intentionally simple and side-effect free.
 void EnergiBridge_map_LocalMarket_to_CatOpt(const LocalMarket* lm, CatOpt_Object* out);
 
+// Map SharedSignals to a CatOpt_Signal.
+void EnergiBridge_map_SharedSignals_to_CatOpt(const SharedSignals* ss, CatOpt_Signal* out);
+
+// Map PlanDelta to a CatOpt_PlanDelta (with version for conformance).
+void EnergiBridge_map_PlanDelta_to_CatOpt(const PlanDelta* pd, CatOpt_PlanDelta* out);
+
 #endif
diff --git a/delta_mesh/EnergiBridge.o b/delta_mesh/EnergiBridge.o
index b81b919..79dc677 100644
Binary files a/delta_mesh/EnergiBridge.o and b/delta_mesh/EnergiBridge.o differ
diff --git a/delta_mesh/Makefile b/delta_mesh/Makefile
index 48dee8e..62a1490 100644
--- a/delta_mesh/Makefile
+++ b/delta_mesh/Makefile
@@ -3,8 +3,8 @@ CFLAGS := -Wall -Wextra -O2
 
 all: delta_mesh_demo
 
-delta_mesh_demo: demo_main.o admm_lite.o LocalMarket.o SharedSignals.o PlanDelta.o
-	$(CC) $(CFLAGS) -o delta_mesh_demo/demo delta_mesh/demo_main.o delta_mesh/admm_lite.o delta_mesh/LocalMarket.o delta_mesh/SharedSignals.o delta_mesh/PlanDelta.o
+delta_mesh_demo: demo_main.o admm_lite.o LocalMarket.o SharedSignals.o PlanDelta.o dsl_seed.o
+	$(CC) $(CFLAGS) -o delta_mesh_demo/demo delta_mesh/demo_main.o delta_mesh/admm_lite.o delta_mesh/LocalMarket.o delta_mesh/SharedSignals.o delta_mesh/PlanDelta.o delta_mesh/dsl_seed.o
 
 %.o: %.c
 	$(CC) $(CFLAGS) -c $< -o $@
diff --git a/delta_mesh/demo b/delta_mesh/demo
index f404e5b..a4c4997 100755
Binary files a/delta_mesh/demo and b/delta_mesh/demo differ
diff --git a/delta_mesh/dsl_seed.c b/delta_mesh/dsl_seed.c
new file mode 100644
index 0000000..cb4a45e
--- /dev/null
+++ b/delta_mesh/dsl_seed.c
@@ -0,0 +1,11 @@
+// Minimal DSL seed implementation for DeltaMesh MVP (toy).
+#include "dsl_seed.h"
+#include <stdio.h>
+
+// Example entry point to exercise the seed artifacts without pulling external deps.
+void dsl_seed_example_log(void) {
+  AuditLog log = { "delta_seed_initialized", 0 };
+  (void)log; // suppress unused warning in a tiny demo
+  // No-op print guarded by a macro in a real build; kept tiny to avoid side effects.
+  // printf("%s @ %lu\n", log.entry, log.timestamp);
+}
diff --git a/delta_mesh/dsl_seed.h b/delta_mesh/dsl_seed.h
new file mode 100644
index 0000000..490829a
--- /dev/null
+++ b/delta_mesh/dsl_seed.h
@@ -0,0 +1,24 @@
+// Minimal DSL seed primitives for DeltaMesh MVP (toy).
+// This header provides lightweight, forward-looking data structures that
+// can be used by adapters and the coordination layer to agree on contract
+// representations without leaking raw data.
+
+#ifndef DSL_SEED_H
+#define DSL_SEED_H
+
+typedef struct LocalArbProblem {
+  double objective;        // toy objective value for the arb problem
+  unsigned long timestamp; // monotonic timestamp for replay
+} LocalArbProblem;
+
+typedef struct AuditLog {
+  const char* entry;         // human-readable log entry or hash
+  unsigned long timestamp;   // log timestamp for replay and audit
+} AuditLog;
+
+typedef struct GovernanceBlock {
+  const char* policy;          // description of governance constraint
+  unsigned long timestamp;     // policy versioning / timestamp
+} GovernanceBlock;
+
+#endif