| System | Version | Divisions | R | Entrant (Associates) | Entrant's Affiliation | Entry date | Description | Solutions & S.V. | Source |
|---|---|---|---|---|---|---|---|---|---|
| CASC-J13 | |||||||||
| Connect++ | 0.7.2 | FOF FNT | ✓ | Dr Sean B Holden | University of Cambridge | 29/06/26 | Description | Samples FOF✓ FNT✗ | Source |
| CSI++ | 1.0 | FOF UEQ | ✓ | Guoyan Zeng (Yang Xu, Baojie Rui, Stephan Schulz, Peiyao Liu, Hailin Guo, Jun Liu, Shuwei Chen) | Xihua University | 25/06/26 | Description | Samples FOF✓ UEQ✓ | MISSING |
| Drodi | 4.1.1 | FOF FNT UEQ | ✓ | Oscar Contreras | Amateur Programmer | 24/03/26 | Description | Samples FOF✓ FNT✓ UEQ✓ | Source |
| E | 3.5.1 | THF FOF FNT UEQ | ✓ | Stephan Schulz | DHBW Stuttgart | 08/05/26 | Description | Samples THF✓ FOF✓ FNT✓ UEQ✓ | Source |
| FindProof | 0.1 | FOF UEQ | ✓ | Nik Murzin | Wolfram Institute | 29/06/26 | Description | Samples FOF✓ UEQ✓ | Source |
| FMB4J | 0.1 | FNT | ✓ | Michael Rawson (Joe Hall) | University of Southampton | 28/06/26 | Description | Samples FNT✓ | Source |
| iProver | 3.9.4 | FOF FNT UEQ | ✓ | Konstantin Korovin | The University of Manchester | 29/06/26 | Description | Samples FOF✓ FNT✓ UEQ✓ | Source |
| LEO-II | 1.7.0 | THF | ✓ | Alexander Steen (Christoph Benzmüller) | University of Greifswald | 20/05/26 | Description | Samples THF✓ | Source |
| Leo-III | 1.8.0 | THF | ✓ | Alexander Steen (Christoph Benzmüller) | University of Greifswald | 20/05/26 | Description | Samples THF✓ | Source |
| LisaST | 0.9 | FOF | ✓ | Simon Guilloud | EPFL | 09/07/26 | Description | Samples FOF✓ | Source |
| Mace4 | 2026-6A | FNT | ✓ | Jeff Machado (Larry Lesyna) | Independent Researcher (LXL Technology) | 30/04/26 | Description | Samples FNT✓ | Source |
| mrs | 0.2.0 | FOF UEQ | ✓ | Olivier Roland | Independent Researcher | 27/06/26 | Description | Samples FOF✓ UEQ✓ | Source |
| Prover9 | 1109a | FOF | ✓ | CASC (William McCune, Bob Veroff) | CASC (University of New Mexico) | 23/03/26 | Description | Samples FOF✗ | Source |
| Prover9 | 2026-6A | FOF UEQ | ✓ | Jeff Machado (Larry Lesyna) | Independent Researcher (LXL Technology) | 30/04/26 | Description | Samples FOF✓ UEQ✓ | Source |
| SATResetCoP | 1.0 | FOF | ✓ | Martin Fixman (Fredrik Rømming, Sean Holden) | University of Cambridge | 18/06/26 | Description | Samples FOF✓ | Source |
| SPASS-SCL | 0.1.1 | FOF | ✓ | Simon Schwarz (Yasmine Briefs, Lorenz Leutgeb, Christoph Weidenbach, Fabian Wobito) | Max Planck Institute for Informatics | 29/06/26 | Description | Samples FOF✓ | Source |
| SUPr | 1.0 | FOF | ✓ | Teddy Kim (Adam Pease) | Naval Postgraduate School | 12/06/26 | Description | Samples FOF✓ | Source |
| Twee | 2.7 | UEQ | ✓ | Nick Smallbone (Guy Axelrod) | Chalmers University of Technology | 09/05/26 | Description | Samples UEQ✓ | Source |
| Vampire | 4.8 | FNT | ✓ | CASC | CASC-29 winner | 23/03/26 | Description | Samples FNT✓ | Source |
| Vampire | 5.0 | THF FOF UEQ | ✓ | CASC | CASC-30 winner | 23/03/26 | Description | Samples THF✗ FOF✗ UEQ✓ | Source |
| Vampire | 5.0.1 | THF FOF FNT UEQ | ✓ | Márton Hajdu (Filip Bártek, Ahmed Bhayat, Jonas Bodingbauer, Robin Coutelier, Matthias Hetzenberger, Petra Hozzová, Laura Kovács, Jack McKeown, Merisa Mustajbasic, Axel Polaczek, Jakob Rath, Michael Rawson, Giles Reger, Martin Riener, Martin Suda, Johannes Schoisswohl, Andrei Voronkov, Eva Maria Wagner) | TU Wien | 29/06/26 | Description | Samples THF✓ FOF✓ FNT✓ UEQ✓ | Source |
| VIP | 1.718 | FOF | ✓ | Ilies Nokrani (David Delahaye, Clémence Gerardin) | Université Montpellier - LIRMM | 29/06/26 | Description | Samples FOF✓ | Source |
| Zipperposition | 2.1.9999 | THF FOF | ✓ | Jasmin Blanchette (Alexander Bentkamp, Simon Cruanes, Petar Vukmirović) | Ludwig-Maximilians-Universität München | 29/06/26 | Description | Samples THF✗ FOF✗ | Source |
| ProoVer 2026 | |||||||||
| CheckProof | 0.1 | ProoVer | ✓ | Nik Murzin | Wolfram Institute | 29/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| GAPT | 2.20 | ProoVer | ✓ | Fabian Achammer (Martin Riener, Stefan Hetzl) | TU Wien | 22/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| GDV | 2.0 | ProoVer | ✗ | Geoff Sutcliffe | University of Miami | 08/04/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| GDV-LP | 2.0 | ProoVer | ✗ | Frédéric Blanqui (Geoff Sutcliffe) | ENS Paris-Saclay, INRIA | 12/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| mrs-proover | 0.2.0 | ProoVer | ✓ | Olivier Roland | Independent Researcher | 27/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| Nörgler | 1.1 | ProoVer | ✓ | Alexander Steen (Melanie Taprogge, Happy Sariyanto) | University of Greifswald | 20/05/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| ProofCheck | 1.0 | ProoVer | ✓ | Jeff Machado (Larry Lesyna) | Independent Researcher (LXL Technology) | 30/04/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| ProofGuard | 1.0 | ProoVer | ✓ | Matthew Farah (Alicia Marianache) | McMaster University | 29/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | MISSING |
| PyCheck | 0.1 | ProoVer | ✓ | Stephan Schulz | DHBW Stuttgart | 08/05/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
| VaLeaDate | 0.1 | ProoVer | ✓ | Jonas Bodingbauer (Laura Kovacs) | TU Wien | 28/06/26 | Description | Samples COR✓ EVL✓ TMO✓ | Source |
Division Lists
| Competition Divisions | ||||
|---|---|---|---|---|
| THF | FOF | FNT | UEQ | ProoVer |
|
E 3.5.1 LEO-II 1.7.0 Leo-III 1.8.0 Vampire 5.0.1 Zipperposition 2.1.9999 |
Connect++ 0.7.2 CSI++ 1.0 Drodi 4.1.1 E 3.5.1 FindProof 0.1 iProver 3.9.4 LisaST 0.9 mrs 0.2.0 Prover9 2026-6A SATResetCoP 1.0 SPASS-SCL 0.1.1 SUPr 1.0 Vampire 5.0.1 VIP 1.718 Zipperposition 2.1.9999 |
Connect++ 0.7.2 Drodi 4.1.1 E 3.5.1 FMB4J 0.1 iProver 3.9.4 Mace4 2026-6A Vampire 5.0.1 |
CSI++ 1.0 Drodi 4.1.1 E 3.5.1 FindProof 0.1 iProver 3.9.4 mrs 0.2.0 Prover9 2026-6A Twee 2.7 Vampire 5.0.1 |
CheckProof 0.1 GAPT 2.20 mrs-proover 0.2.0 Nörgler 1.1 ProofCheck 1.0 ProofGuard 1.0 PyCheck 0.1 VaLeaDate 0.1 |
| Demonstration Divisions | ||||
|
Vampire 5.0 |
Prover9 1109a Vampire 5.0 |
Vampire 4.8 |
Vampire 5.0 |
GDV 2.0 GDV-LP 2.0 |
Personal Details
| Who | System | T-Shirt | Paid? | Here? | Dinner? | Notes |
|---|---|---|---|---|---|---|
| Guy Axelrod | Twee 2.7 | Large | 
| Yes | Yes(F) | |
| Fabian Achammer | GAPT 2.20 | Medium | 
| Yes | Yes! | |
| Christoph Benzmüller | Leo-III 1.8.0 | None |
| Yes | Yes! | Dinner only paid |
| Jasmin Blanchette | Zipperposition 2.1.9999 | Large |
| Yes | Yes! | |
| Frédéric Blanqui | GDV-LP 2.0 | Medium |
| No | No | |
| Jonas Bodingbauer | VaLeaDate 0.1, Vampire 5.0.1 | Medium |
| Yes | Yes(V) | |
| Yasmine Briefs | SPASS-SCL 0.1.1 | Small |
| Yes | Yes(V) | |
| Julie Cailler | Organizer | Medium | Free | Yes | Yes(F) | +Norl for dinner paid |
| Oscar Contreras | Drodi 4.1.1 | Large |
| No | No | Post redacted |
| Albert Eisfeld | Stephan | None | € | Yes | Yes! | Dinner only paid |
| David Delahaye | VIP 1.719 | Medium |
| Yes | Yes! | |
| Matthew Farah | ProofGuard 1.0 | Medium |
| No | No | |
| Martin Fixman | SATResetCoP 1.0 | Large |
| Yes | Yes! | |
| Clémence Gerardin | VIP 1.718 | XLarge |
| No | No | T-shirt only. Give to David |
| Simon Guilloud | LisaST 0.9 | Large |
| Yes | Yes! | |
| Joe Hall | FMB4J 0.1 | Small |
| No | No | Give to Michael |
| Márton Hajdu | Vampire 5.0.1 | Large |
| Yes | Yes! | |
| Dr Sean B Holden | Connect++ 0.7.2 | Large |
| Yes | Yes! | |
| Petra Hozzová | Vampire 5.0.1 | None |
| Yes | Yes(V) | |
| Teddy Kim | SUPr 1.0 | Medium |
| No | No | T-shirt only, give to Adam |
| Konstantin Korovin | iProver 3.9.4 | Medium |
| No | No | |
| Laura Kovács | Vampire 5.0.1 | Medium |
| No | No | |
| Jeff Machado | Mace4 2026-6A, Prover9 2026-6A, ProofCheck 1.0 | XXLarge | 
| No | No | Post redacted |
| Aart Middeldorp | Panelist | XLarge | Free | Yes | Yes! | |
| Nik Murzin | FindProof 0.1 | Medium |
| No | No | Post redacted |
| Cláudia Nalon | Panelist | Small | Free | No | No | Give to Lydia |
| Ilies Nokrani | VIP 1.718 | Medium |
| Yes | Yes! | |
| Adam Pease | SUPr 1.0 | Medium |
| Yes | Yes! | +Jennie for dinner paid |
| Axel Polaczek | Vampire 5.0.1 | Large |
| Yes | Yes(VV) | |
| Michael Rawson | FMB4J 0.1, Vampire 5.0.1 | Medium |
| Yes | Yes! | +Michaela(F) for dinner paid |
| Martin Riener | Vampire 5.0.1, GAPT 2.20 | Large |
| No | No | Give to Fabian |
| Olivier Roland | mrs 0.2.0, mrs-proover 0.2.0 | Medium |
| No | No | Post redacted |
| Fredrik Rømming | SATResetCoP 1.0 | Large |
| No | No | T-shirt only, give to Martin |
| Stephan Schulz | E 3.5.1, PyCheck 0.1 | XXLarge |
| Yes | Yes! | +Janine for dinner paid |
| Johannes Schuster | ATP | None |
| Yes | Yes! | Dinner only paid |
| Simon Schwarz | SPASS-SCL 0.1.1 | Large |
| Yes | Yes! | |
| Martina Seidl | Panelist | Large | Free | Yes | No | |
| Nick Smallbone | Twee 2.7 | XLarge |
| Yes | Yes(R) | |
| Alexander Steen | LEO-II 1.7.0, Leo-III 1.8.0, Nörgler 1.1 | Medium |
| No | Melanie | |
| Martin Suda | Vampire 5.0.1 | None | - | No | Yes! | Dinner only paid |
| Geoff Sutcliffe | Organizer, GDV 2.0 | XLarge ✓ | Free | Yes | Yes! | Wear |
| Melanie Taprogge | Nörgler 1.1 | Medium |
| Yes | Yes(V) | T-shirt only, dinner from Alex |
| Andrei Voronkov | Vampire 5.0.1 | Large |
| No | No | |
| Eva Wagner | Vampire 5.0.1 | XLarge |
| Yes | Yes | |
| Christoph Weidenbach | SPASS-SCL 0.1.1 | Large |
| No | No | Ruth=M,Charlotte=S, Give to Simon |
| Fabian Wobito | SPASS-SCL 0.1 | XLarge |
| No | No | T-shirt only, Give to Simon/Yasmine |
| Guoyan Zeng | CSI++ 1.0 | Small |
| No | No | Post to redacted |