diff --git a/rgbconsignment/fixtures_test.go b/rgbconsignment/fixtures_test.go
index b8512d8..f74b8b7 100644
--- a/rgbconsignment/fixtures_test.go
+++ b/rgbconsignment/fixtures_test.go
@@ -54,7 +54,7 @@ func TestParseFileIFAContract(t *testing.T) {
 		t.Errorf("alloc[0] = %+v", a)
 	}
 	e := a.Entries[0]
-	if e.Amount != 100000 || e.Seal.Kind != SealRevealed || e.Seal.Vout != 1 {
+	if e.Amount != 100000 || e.Seal.Kind != SealRevealed || e.Seal.Vout == nil || *e.Seal.Vout != 1 {
 		t.Errorf("entry[0] = %+v", e)
 	}
 	if e.Seal.Txid == nil || *e.Seal.Txid != "14295d5bb1a191cdb6286dc0944df938421e3dfcbf0811353ccac4100c2068c5" {
diff --git a/rgbconsignment/parse_test.go b/rgbconsignment/parse_test.go
index dd6e1cc..99a042e 100644
--- a/rgbconsignment/parse_test.go
+++ b/rgbconsignment/parse_test.go
@@ -45,6 +45,34 @@ func TestJSONKinds(t *testing.T) {
 	}
 }
 
+func TestConfidentialSealHasNoVout(t *testing.T) {
+	// Rust emits confidential seals without vout; the Go type must not
+	// materialize a phantom vout:0 that consumers could mistake for txout 0.
+	var s Seal
+	if err := json.Unmarshal([]byte(`{"kind":"confidential","secret_seal":"deadbeef"}`), &s); err != nil {
+		t.Fatalf("unmarshal: %v", err)
+	}
+	if s.Kind != SealConfidential || s.Vout != nil {
+		t.Fatalf("got %+v, want confidential seal with nil vout", s)
+	}
+	out, err := json.Marshal(s)
+	if err != nil {
+		t.Fatalf("marshal: %v", err)
+	}
+	if json.Valid(out) && containsKey(out, "vout") {
+		t.Fatalf("marshalled confidential seal must omit vout, got %s", out)
+	}
+}
+
+func containsKey(raw []byte, key string) bool {
+	var m map[string]json.RawMessage
+	if err := json.Unmarshal(raw, &m); err != nil {
+		return false
+	}
+	_, ok := m[key]
+	return ok
+}
+
 func TestTransitionMetadataDecodesAndLooksUp(t *testing.T) {
 	raw := `{"op_id":"op","transition_type":8010,"input_count":1,"fungible_allocations":[],` +
 		`"metadata":[{"meta_type":1001,"value_hex":"1027000000000000"},{"meta_type":1003,"value_hex":"` +
diff --git a/rgbconsignment/types.go b/rgbconsignment/types.go
index 8b63dc3..2e58f1b 100644
--- a/rgbconsignment/types.go
+++ b/rgbconsignment/types.go
@@ -73,10 +73,13 @@ const (
 )
 
 type Seal struct {
-	Kind       SealKind `json:"kind"`
-	Txid       *string  `json:"txid,omitempty"`
-	Vout       uint32   `json:"vout"`
-	SecretSeal string   `json:"secret_seal,omitempty"`
+	Kind SealKind `json:"kind"`
+	Txid *string  `json:"txid,omitempty"`
+	// Vout is present only for revealed seals. A plain uint32 would decode an
+	// absent vout (confidential seals carry none) as 0, inviting consumers to
+	// mistake it for txout 0 — so it is a pointer and omitted when absent.
+	Vout       *uint32 `json:"vout,omitempty"`
+	SecretSeal string  `json:"secret_seal,omitempty"`
 }
 
 type TransitionInfo struct {