Three witnesses were named to the other participants from the start and to the public three days after the ceremony. Three ran under pseudonyms Zooko Wilcox invented so nobody could target them during the ceremony, and the last of those stayed hidden until 2022.
| Witness | Known then as | Role | Public since | Sources |
|---|---|---|---|---|
| Zooko Wilcox | Own name | Ran the Denver station | October 26, 2016 | The Design of the Ceremony, Oct 26, 2016 ↗ |
| Andrew Miller | Own name | Computer scientist and Zcash technical advisor | October 26, 2016 | The Design of the Ceremony, Oct 26, 2016 ↗ |
| Peter Van Valkenburgh | Own name | Coin Center; ran the Washington, D.C. station | October 26, 2016 | His notes on the D.C. station ↗The Design of the Ceremony, Oct 26, 2016 ↗ |
| Peter Todd | “Fabrice Renault” | Bitcoin Core developer; ran his station in a rented car on a drive through British Columbia, which he named the Cypherpunk Desert Bus | October 2016, in his own post | Peter Todd's post, Oct 2016 ↗The Cypherpunk Desert Bus, Nov 2016 ↗The Design of the Ceremony, Oct 26, 2016 ↗ |
| Derek Hinch | “Moses Spears” | NCC Group, secretly hired as a compute node operator | October 23, 2016 | The Design of the Ceremony, Oct 26, 2016 ↗ |
| Edward Snowden | “John Dobbertin” | Whistleblower and privacy advocate, pseudonymous until 2022 | April 2022, Zcash Media | Community forum, April 2022 ↗Forbes, Apr 27, 2022 ↗ |