A month, few months, a year, few years, a decade, for that matter, does not make a person worth his salt in his chosen field of activity. If you announce your arrival, based on what you have academically qualified to be, you shall be judged from how you perform and not from what you declare yourself to be.
Declarations or results, do not define; in modern times, it is better known as “Social Media Promotions”. In good olden times, it used to be called as “bragging”.