| # | Name | Town/City | Region | Comment | Date |
|---|---|---|---|---|---|
| 1901 | Arsalan Njt | N/G | Turkey | N/G | Oct 28, 2015 |
| 1902 | Anonymous | N/G | Italy | View | Oct 28, 2015 |
| 1903 | Kendra Malczyk | N/G | N/G | N/G | Oct 28, 2015 |
| 1904 | Lois Lynn | N/G | N/G | N/G | Oct 28, 2015 |
| 1905 | fabio paletti | pavia | Italy | N/G | Oct 28, 2015 |
| 1906 | Eva Gruber | N/G | N/G | N/G | Oct 28, 2015 |
| 1907 | Thomas Kudlimann | N/G | Germany | N/G | Oct 28, 2015 |
| 1908 | Anonymous | Salt Lake City | USA | View | Oct 28, 2015 |
| 1909 | Katarina Svast | Rijeka | Croatia | View | Oct 28, 2015 |
| 1910 | Anonymous | N/G | Germany | N/G | Oct 28, 2015 |
| 1911 | Muhammad Hassan | Lahore | Pakistan | View | Oct 28, 2015 |
| 1912 | Maha MT | Shiraz | Iran | View | Oct 28, 2015 |
| 1913 | inger-lise bryhn skjönberg | billingsfors SWEDEN | Norway | View | Oct 28, 2015 |
| 1914 | reham shalaan | alex | Egypt | N/G | Oct 28, 2015 |
| 1915 | Alain Thijs | Johannesburg | South Africa | View | Oct 28, 2015 |
| 1916 | zibatarin moosighi | gjøvik | Norway | Hidden | Oct 29, 2015 |
| 1917 | KALLIOPI MARIA KANELLOPOULOU | ATHENS | Greece | N/G | Oct 29, 2015 |
| 1918 | Jürgen Tiedemann | Berlin | Germany | View | Oct 29, 2015 |
| 1919 | Ahmad Darab | the colony | USA | View | Oct 30, 2015 |
| 1920 | Anonymous | Oberursel | Germany | N/G | Oct 30, 2015 |
| 1921 | Anonymous | Jeddah | Saudi Arabia | N/G | Oct 31, 2015 |
| 1922 | Parvin Hami | N/G | Canada | View | Nov 03, 2015 |
| 1923 | Jane Kristof | Yamhill | USA | View | Nov 06, 2015 |
| 1924 | Elsa Agostinelli | Rome | Italy | View | Nov 06, 2015 |
| 1925 | David LEFKOWITZ | Portland | USA | View | Nov 06, 2015 |
| 1926 | Robert Schaibly | Portland | USA | N/G | Nov 06, 2015 |
| 1927 | Martha Gies | N/G | USA | N/G | Nov 06, 2015 |
| 1928 | Marylou Noble | Portland | USA | View | Nov 06, 2015 |
| 1929 | Marty Fromer | N/G | N/G | N/G | Nov 07, 2015 |
| 1930 | Evan Whipple | Portland | USA | N/G | Nov 08, 2015 |
| 1931 | Max White | Portland | USA | N/G | Nov 08, 2015 |
| 1932 | Knut Handeland | N/G | N/G | N/G | Nov 09, 2015 |
| 1933 | Helen Moose | Wilkesboro | USA | View | Jan 02, 2016 |
| 1934 | Bita Abbaszadeh | Toronto | Canada | N/G | Aug 02, 2016 |
| 1935 | Negar Aein | Turkey | Asia | N/G | Aug 02, 2016 |
| 1936 | Agnes Kato | Hiroshima | Japan | N/G | Aug 02, 2016 |
| 1937 | rosette lauraille | MILLAU | N/G | N/G | Aug 03, 2016 |
| 1938 | Anonymous | Hamburg | Germany | N/G | Oct 26, 2016 |
| 1939 | Hannah Rooney | County Durham | UK | N/G | Jun 25, 2023 |
| 1940 | Amir Djelili | N/G | N/G | N/G | Jul 08, 2024 |
- 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