More on dominion
which not onlycreates a digital image of every ballotcast
butalsoappends to that image a record of how thevoter’s intent was interpreted by the voting system. With this process, software independent ballot-level auditing is easily performed by a range of election stakeholders: observers, candidates, advocates, and auditors
https://www.sos.state.co.us/pubs/elections/VotingSystems/files/2015/finalSubmissions/DominionNarrative.pdf