PSI use the concepts of vouchers to track referrals issued to clients for the purpose of tracking uptake of product and services
5 digits
All capitals
we don’t use I or L - instead we use 1 only
we don’t use O, instead we use 0 only
+ 1 digit
remainder of the Sum of the previous 5 digits
Typical operations
every 24h cron job + node.js: fills the pool of draft ServiceResquest Ids to 10,000
an application ask for X of draft id, then they get marked as on-hold
A bot as for a voucher: draft → active
A voucher is redeem: active → completed