| # | Title | Name | Town/City | Region | Comment | Date |
|---|---|---|---|---|---|---|
| 301 | Dr | Jess Marsh | N/G | Australia | N/G | Jul 18, 2020 |
| 302 | Dr | Eduardo Almeida | N/G | Brazil | N/G | Jul 18, 2020 |
| 303 | N/G | Gabriel Marin-Muñoz | Medellín | Colombia | N/G | Jul 18, 2020 |
| 304 | Ms | Daniele Siqueira | São José do Rio Preto | Brazil | N/G | Jul 18, 2020 |
| 305 | N/G | Pedro Henrique Ribeiro Morari | São José do Rio Preto | Brazil | N/G | Jul 18, 2020 |
| 306 | Dr | Rodolfo Correa de Barros | Curitiba | Brazil | N/G | Jul 18, 2020 |
| 307 | Dr. | Brian Bahder | Davie | USA | View | Jul 18, 2020 |
| 308 | Dr. | Anonymous | N/G | USA | N/G | Jul 18, 2020 |
| 309 | Mr | Shane Dighton | Darwin | Australia | View | Jul 18, 2020 |
| 310 | Prof. | Xiaolei Huang | N/G | China | N/G | Jul 18, 2020 |
| 311 | Dr | KAtja Hogendoorn | Adelaide | Australia | N/G | Jul 18, 2020 |
| 312 | Mrs | Jacqui Telford | Waikiki | Australia | View | Jul 18, 2020 |
| 313 | Dr | Malgorzata Kolicka | Poznań | Poland | N/G | Jul 18, 2020 |
| 314 | Dr. | Dmitry Sidorov | Vladivostok | Russia | View | Jul 18, 2020 |
| 315 | Dr. | Cláudia M L Assunção | Brazil | N/G | View | Jul 18, 2020 |
| 316 | Dr. | Zi-Wei Yin | Shanghai | China | N/G | Jul 18, 2020 |
| 317 | Dr | Yuhao Zhao | Hangzhou | China | View | Jul 18, 2020 |
| 318 | Dr. | Zhizhong GAO | Xinzhou | China | N/G | Jul 18, 2020 |
| 319 | Dr. | Christopher Scocco | Orlando | USA | View | Jul 18, 2020 |
| 320 | Dr. | Liang Lü | Shijiazhuang | China | View | Jul 18, 2020 |
| 321 | Dr. | Ji-Shen Wang | Dali | China | View | Jul 18, 2020 |
| 322 | Mr. | Juriya Okayasu | Tarumi, Matsuyama | Japan | N/G | Jul 18, 2020 |
| 323 | Mr | Neil Redgate | Castletown | UK | View | Jul 18, 2020 |
| 324 | Dr. | Boris Kataev | Saint Petersburg | Russia | N/G | Jul 18, 2020 |
| 325 | Mr. | Wen-Chi Yeh | Taipei | Taiwan | N/G | Jul 18, 2020 |
| 326 | Dr. | Günter Bechly | Echsenbach | Austria | N/G | Jul 18, 2020 |
| 327 | N/G | Steven Cooper | Adelaide | Australia | N/G | Jul 18, 2020 |
| 328 | Mr. | Zixu Yin | Qingdao | China | View | Jul 18, 2020 |
| 329 | Dr | Anonymous | ORANGE | USA | N/G | Jul 18, 2020 |
| 330 | Assoc. Prof. | Michael Schwarz | Adelaide | Australia | N/G | Jul 18, 2020 |
| 331 | Dr. | William Kern | Davie, Florida | USA | View | Jul 18, 2020 |
| 332 | Mr | Kai Wang | Norman | USA | N/G | Jul 18, 2020 |
| 333 | Dr | Loic Michel | Brest | France | N/G | Jul 18, 2020 |
| 334 | Mr | Boris Filippov | Arkhangelsk | N/G | N/G | Jul 18, 2020 |
| 335 | Dr | Yvan Rahbé | Villeurbanne | France | View | Jul 18, 2020 |
| 336 | DR | IBRAHIM AL-JBOORY | AMMAN | Jordan | N/G | Jul 18, 2020 |
| 337 | Dr. | Alexey Shavrin | Daugavpils | Latvia | N/G | Jul 18, 2020 |
| 338 | Mr | Kumail Jaffry | Lahore | Pakistan | View | Jul 18, 2020 |
| 339 | Dr | Francesco Ballarin | Tokyo | Japan | View | Jul 18, 2020 |
| 340 | Dr | Anonymous | COTTESLOE,WA | Australia | N/G | Jul 18, 2020 |
| 341 | Ms | Forough Ranjbar Varandi | Tabriz | N/G | N/G | Jul 18, 2020 |
| 342 | Me. | Anonymous | Australia | N/G | N/G | Jul 18, 2020 |
| 343 | Mr. | Cornelio Bota-Sierra | Medellín | Colombia | N/G | Jul 18, 2020 |
| 344 | Mr. | Jithin Johnson | Cochin | India | N/G | Jul 18, 2020 |
| 345 | prof. | Adam Petrusek | Prague | N/G | N/G | Jul 18, 2020 |
| 346 | PhD | Bardh Xerxa | Prizren | Kosovo | N/G | Jul 18, 2020 |
| 347 | Dr. | Géza Ripka | Budapest | Hungary | View | Jul 18, 2020 |
| 348 | Dr. | İsmail Döker | Adana | Turkey | N/G | Jul 18, 2020 |
| 349 | Prof | Mariusz Lamentowicz | Poznan | Poland | N/G | Jul 18, 2020 |
| 350 | Ms | Mary Spencer Jones | London | UK | N/G | Jul 18, 2020 |
- 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