Hi,
There is just "id" and "date" keywords.
"id" just have the parameter "size" - it is the order id (an incremental number). You can specify the size in order to add "0" below the number.
"date" just have the parameter "format" - it is the date of the order.
The format uses the PHP date function so you can use it.
Regards,
Jerome - Obsidev.com
HikaMarket & HikaSerial developer / HikaShop core dev team.
Also helping the HikaShop support team when having some time or couldn't sleep.
By the way, do not send me private message, use the "contact us" form instead.