note that the peerstore attempts to extract the key from the peer id

records.go

@@ -26,7 +26,8 @@ type pubkrs struct {
 func (dht *IpfsDHT) GetPublicKey(ctx context.Context, p peer.ID) (ci.PubKey, error) {
 	log.Debugf("getPublicKey for: %s", p)
 
-	// check locally.
+	// Check locally. Will also try to extract the public key from the peer
+	// ID itself if possible (if inlined).
 	pk := dht.peerstore.PubKey(p)
 	if pk != nil {
 		return pk, nil