diff --git a/go/catalogue/declaration.go b/go/catalogue/declaration.go
index 0da1418..14878e8 100644
--- a/go/catalogue/declaration.go
+++ b/go/catalogue/declaration.go
@@ -273,8 +273,8 @@ type Rendering struct {
 	Hands       bool
 	Provisioner string
 	// Assigned is, by module, whether the vault judged it handed (AssignmentHands of the plan in its assignment), as the
-	// vault answered the node composing itself; where it names a module, Handing follows it alone (issue 774). Nil, or a
-	// module it does not name, is judged by the manifest and the machine, as the composer of the plans does.
+	// vault answered the node composing itself. Never the rule: the node hands by the manifest, its build and the machine,
+	// and reads this only to say where the vault disagrees (issue 1966). Nil where the vault said nothing.
 	Assigned map[string]bool
 }
 
diff --git a/go/catalogue/handed.go b/go/catalogue/handed.go
index 2fba9d0..e2853b4 100644
--- a/go/catalogue/handed.go
+++ b/go/catalogue/handed.go
@@ -233,8 +233,10 @@ func handedBy(m Manifest, archive Built) *Handed {
 
 // AssignmentHands is whether a module's value in the seat mesh-provisioner's plans (the assignments mirror's shape,
 // `{"provisioning": <Plan>}`) hands its module to the provisioner: Plan.Hands of the plan it carries, false with no
-// plan. A value that does not read is an error, never "not handed". The one rule the vault judges `own` by and a node
-// composing itself follows (Rendering.Assigned, issue 774).
+// plan. A value that does not read is an error, never "not handed". What the vault judges `own` by: the plan is what the
+// node's last composition made, so it follows that node's rule (the manifest, its build and the machine) one
+// composition later. Never the rule a node composing itself hands by: with no plan yet it would never make one (issue
+// 1966); the node reads it only to say where the two disagree (Rendering.Assigned).
 func AssignmentHands(raw []byte) (bool, error) {
 	var a struct {
 		Provisioning *Plan `json:"provisioning"`