I got this email yesterday for my beta exam
We are writing to inform you of the preliminary beta exam results from your recent participation in a VCP6 beta exam. The results indicate that you have received a passing grade on the 2V0-621D: VCP6 - Data Center Virtualization Delta beta exam which you completed on 05/06/2015.
We anticipate that Pearson VUE will officially process final scores and score reports beginning September 28th, 2015. Your transcript in MyLearn will be updated around that time as well. If you have any feedback regarding this message, please contact us via exambeta@vmware.com.
Regards,
VMware Certification Team