Algorism 1. Produce the device	Algorism 2. Perform the test
Input: device ID, test name, manufacturer, date of manufacture, expire date, bench number, production place, status	Input: device ID, status, operator, test date, patient ID, gender, weight, URL (link to image of device after test), result, geo-location
Result: Add new device record to the chaincode	Result: Add test information to existing device
If device exists then	If device does not exist then
return	return
else	else
set test name, participant (manufacturer), date of manufacture, expire date, bench number, production place, status to device attribute	update status set operator, test date, patient ID, gender, weight, URL, result, test place to device attribute
get asset registry emit ‘produce device’ event	emit ‘do the test’ eve