diff --git a/equicompiler_algebraic_portfolio_dsl_to_/goc_registry.py b/equicompiler_algebraic_portfolio_dsl_to_/goc_registry.py
index add2701..acc44b8 100644
--- a/equicompiler_algebraic_portfolio_dsl_to_/goc_registry.py
+++ b/equicompiler_algebraic_portfolio_dsl_to_/goc_registry.py
@@ -1,48 +1,37 @@
-"""Lightweight Graph-of-Contracts (GoC) registry for MVP.
-
-This module provides a minimal, production-friendly skeleton that other
-parts of the EquiCompiler can import and use. It is intentionally small
-and dependency-free, designed to be extended in future sprint cycles.
+"""Lightweight Graph-of-Contracts (GoC) registry scaffold.
+Minimal, production-safe placeholder that enables import-time hooks and a
+verifiable skeleton for the MVP.
 """
-
 from __future__ import annotations
 
-from typing import Dict, Any
-
+from typing import Dict
+import hashlib
+import time
 
 class GoCRegistry:
-    """Very small in-process registry for GoC contracts/adapters."""
+    """Very small in-process registry for adapters and contracts."""
+    def __init__(self):
+        self.adapters = {}
+        self.contracts = {}
 
-    def __init__(self) -> None:
-        self._registry: Dict[str, Dict[str, Any]] = {}
+    def register_adapter(self, name: str, details: Dict[str, object]):
+        self.adapters[name] = details
+        return name
 
-    def register(self, name: str, contract: Dict[str, Any]) -> None:
-        """Register a contract descriptor by name."""
-        self._registry[name] = contract
+    def register_contract(self, contract_id: str, details: Dict[str, object]):
+        self.contracts[contract_id] = details
+        return contract_id
 
-    def get(self, name: str) -> Dict[str, Any]:
-        """Retrieve a registered contract descriptor by name, or empty if not found."""
-        return self._registry.get(name, {})
-
-    def list(self) -> Dict[str, Dict[str, Any]]:
-        """Return the whole registry mapping."""
-        return dict(self._registry)
-
-
-def build_minimal_goC_skeleton(digest: str, timestamp: str) -> Dict[str, Any]:
-    """Return a minimal Graph-of-Contracts skeleton for the given digest.
-
-    This is a tiny, replay-friendly structure that can be extended with
-    actual contract metadata in later MVP iterations.
-    """
+def build_minimal_goC_skeleton(registry_digest: str, timestamp: str) -> Dict[str, object]:
+    """Return a minimal, reproducible GoC skeleton."""
+    # Simple, deterministic hash to seed the GoC's identity
+    seed = hashlib.sha256(f"{registry_digest}:{timestamp}".encode("utf-8")).hexdigest()
     return {
         "version": "0.1",
         "contracts": [],
-        "metadata": {
-            "generated_at": timestamp,
-            "source_digest": digest,
-        },
+        "registry_digest": registry_digest,
+        "generated_at": timestamp,
+        "registry_seed": seed,
     }
 
-
 __all__ = ["GoCRegistry", "build_minimal_goC_skeleton"]