math_fact: 8944 is the sum of the cubes of the first 7 primes.
trivia: 8944 is a number for which we're missing a fact (submit one to numbersapi at google mail!).
historical_date: June 26th is the day in 1974 that the Universal Product Code is scanned for the first time to sell a package of Wrigley's chewing gum at the Marsh Supermarket in Troy, Ohio.