code: public boolean isAmendable() {
  		if (getTimestamp() == null) {
  			return false;
  		}
  		long now = Utils.timestamp();
  		// check timestamp for recent correction,
  		return (getTimestamp() + (Config.VOTE_LOCKED_AFTER_SEC * 1000)) > now;
  	}
docs: Checks if vote can still be amended.
  @return true if vote can still be changed