Update for 11 June 2020
Accounts for registered people are already created so you do not need to create account. Just visit this page: https://spocathon.page/user/password and reset your password.
Use either email address or username to reset your password. You can check your user name here in this list: https://docs.google.com/spreadsheets/d/1eIAh4XksT65X_MC2Gw7nslr5QGbj_VxO0NKAi5GDr1c/edit?usp=sharing