code: func (kb dbKeybase) ImportPubKey(name string, armor string) (err error) {
  	bz := kb.db.Get(infoKey(name))
  	if len(bz) > 0 {
  		return errors.New("Cannot overwrite data for name " + name)
  	}
  	pubBytes, err := unarmorPubKeyBytes(armor)
  	if err != nil {
  		return
  	}
  	pubKey, err := crypto.PubKeyFromBytes(pubBytes)
  	if err != nil {
  		return
  	}
  	kb.writeOfflineKey(pubKey, name)
  	return
  }
docs: // ImportPubKey imports ASCII-armored public keys.
  // Store a new Info object holding a public key only, i.e. it will
  // not be possible to sign with it as it lacks the secret key.