NodeHash is a number

src/crypto.ts

@@ -13,6 +13,9 @@ const SHARED_SECRET_SIZE = 32;
 const SIGNATURE_SIZE = 64;
 const STATIC_SECRET_SIZE = 32;
 
+// The "Public" group is a special group that all nodes are implicitly part of.
+const publicSecret = hexToBytes("8b3387e9c5cdea6ac9e5edbaa115cd72", 16);
+
 export class PublicKey implements IPublicKey {
   public key: Uint8Array;
 
@@ -194,7 +197,7 @@ export class SharedSecret implements ISharedSecret {
 
   static fromName(name: string): SharedSecret {
     if (name === "Public") {
-      return new SharedSecret(hexToBytes("8b3387e9c5cdea6ac9e5edbaa115cd72", 16));
+      return new SharedSecret(publicSecret);
     } else if (!/^#/.test(name)) {
       throw new Error("Only the 'Public' group or groups starting with '#' are supported");
     }