The probability of this happening at random is around 1 in 250 million (if you care that the hash prefix is all zeroes, versus just all the same character: 1 in 4 billion).
Github has officially announced that they have over 100 million active users, and over 400 million repositories.
At Github's scale this is a common event; on the order of monthly.
Github has officially announced that they have over 100 million active users, and over 400 million repositories.
At Github's scale this is a common event; on the order of monthly.