Recieved my title today, but...

[92NM-SSP]

I recieved my tittle today,but it seems according to my carfax report there was another tittle issued after mine how can this be if I have the tittle in hand??? on the carfax I see the title number I have and the there is another title number after that with a later date and the title I have shows 123,000 miles and the title issued after mine shows 145,000 miles,,like I said with a diffrent number,,should I be concerned or will the dmv figure it out??