| # | Title | Name | Town/City | S/C/P | Region | Comment | Date |
|---|---|---|---|---|---|---|---|
| 1 | Dr | Athanassios Staveris-Polykalas | N/G | N/G | Greece | N/G | Aug 14, 2015 |
| 2 | Mr | Manuel Psarros | N/G | N/G | N/G | N/G | Aug 15, 2015 |
- S/C/P - State, County or Province
- Dates displayed in the signature list are based on UTC/GMT
- Anonymous signatures signify people who have chosen not to display their names publicly
- A comment in gray indicates that the signer has hidden their comment from public view