Opentrópolis CEFET 2026

Date: Mar 14 - 15, 2026
City: Petrópolis, Rio de Janeiro, Brazil
Venue: Cefet/RJ - Petrópolis
Address: Rua do Imperador, 971 - Centro, Petrópolis - RJ, 25620-003
Details: Salão Nobre
Contact: opentropolis@gmail.com
Organizer: Pedro Henrique Tesch
WCA Delegates: Bruno da Silva Neves, Gabriel Sargeiro Gomes de Mello, and Lucas Ichiro Yunomae

: Download all the competition's details as PDF here.

Information

Português:
O pagamento da inscrição deve ser feito antecipadamente, todas as instruções se encontram na aba de inscrever-se do campeonato.

A inscrição NÃO será aceita até que o pagamento e o comprovante sejam enviados. Sem isso sua inscrição não será aprovada e você não poderá competir.

A inscrição só será efetivada no site da WCA após a confirmação do pagamento. Assim, as inscrições estarão limitadas aos 70 primeiros pagantes.

English:
The payment of the registration fee must be made in advance. All the relevant instructions can be found under the register tab.

The registration will NOT be accepted until the payment is done and the receipt is sent. Otherwise, your registration will not be approved and you will not be allowed to compete.

Registration will only be confirmed at the WCA website after payment confirmation. Thus, registrations will be limited to the first 70 payers.

Events
Main event
Competitors: 42

Registration period: Online registration opened and closed .
Registration requirements: This competition is over, click here to display the registration requirements it used.

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Create a WCA account here if you don't have one.
If this is not your first competition, associate your WCA ID to your WCA account here.
Register for this competition here.
There is a competitor limit of 70 competitors.
The base registration fee for this competition is R$35 (Brazilian Real).
Registration fees won't be refunded under any circumstance.
Registrants on the waiting list may be accepted onto the competitor list until .
If you are a registered competitor you may change your registered events until on the Register tab.
On the spot registrations will be accepted if there are remaining spots available, with a base registration fee of R$35 (Brazilian Real).
Any spectator can attend for free.

Português:

O pagamento da inscrição deve ser feito via PIX com antecedência, até o dia 12 de março (inscrições com o pagamento após esta data não serão aceitas), e ela só será aprovada no site da WCA após a confirmação do pagamento. O valor da taxa de inscrição é de R$ 35,00.

PIX (email): opentropolis@gmail.com / Pedro Henrique Tesch (Colocar texto "<< seu nome >>/taxa de inscrição" no campo de observação do PIX).

Enviar comprovante de pagamento para o mesmo email.

English:

The registration must be paid via PIX transfer, until March 12th (registrations paid after that will be rejected), and it will only be accepted on the WCA website once there is confirmation of the payment. The registration fee is R$ 35,00.

PIX (email): opentropolis@gmail.com / Pedro Henrique Tesch (Place text "<< your name >>/registration fee" in the PIX observation field).

Send proof of payment to the same email.
Highlights: Click here to display the highlights of the competition.

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Caio Hideaki Sato won with an average of 10.93 seconds in the 3x3x3 One-Handed event. Lucas Ichiro Yunomae finished second (14.72) and Kaique de Oliveira Neves finished third (15.79).

3x3x3 Cube

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	5.17	6.34	Brazil	6.26	5.17	9.00	6.38	6.39
2	Victor Rampinelli Villar de Medeiros	6.88	7.91	Brazil	6.88	7.85	7.15	9.46	8.73
3	Kaique de Oliveira Neves	7.85	8.15	Brazil	7.90	8.38	8.17	9.61	7.85

2x2x2 Cube

#	Name	Best	Average	Representing	Solves
1	Kaique de Oliveira Neves	1.68	2.08	Brazil	2.00	2.20	2.05	1.68	3.57
2	Caio Hideaki Sato	1.67	2.17	Brazil	1.67	2.15	2.66	2.56	1.80
3	Pedro Lima Fernandes	1.84	2.72	Brazil	2.82	3.09	1.84	2.25	5.13

4x4x4 Cube

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	25.46	28.70	Brazil	25.46	28.64	27.93	29.90	29.54
2	Lucas Ichiro Yunomae	28.73	32.17	Brazil	33.34	29.32	35.09	33.85	28.73
3	Gabriel Vasconcellos Zavrisko dos Santos	36.57	38.72	Brazil	37.92	39.85	38.39	36.57	42.13

5x5x5 Cube

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	44.95	50.60	Brazil	51.82	58.26	48.53	51.45	44.95
2	Lucas Ichiro Yunomae	52.14	57.43	Brazil	52.14	1:02.60	1:01.75	57.52	53.02
3	Kaique de Oliveira Neves	57.56	1:13.12	Brazil	1:11.75	1:11.17	1:27.10	57.56	1:16.45

6x6x6 Cube

#	Name	Best	Average	Representing	Solves
1	Lucas Ichiro Yunomae	1:43.15	1:50.95	Brazil	1:55.39	1:43.15	1:54.30
2	Caio Hideaki Sato	1:50.82	1:52.79	Brazil	1:55.68	1:50.82	1:51.86
3	Gabriel Vasconcellos Zavrisko dos Santos	1:56.33	1:59.30	Brazil	1:56.33	2:05.07	1:56.51

7x7x7 Cube

#	Name	Best	Average	Representing	Solves
1	Lucas Ichiro Yunomae	2:41.42	2:42.16	Brazil	2:42.65	2:42.41	2:41.42
2	Gabriel Vasconcellos Zavrisko dos Santos	2:42.15	2:50.28	Brazil	2:57.32	2:42.15	2:51.36
3	Caio Hideaki Sato	2:54.92	2:58.23	Brazil	2:54.92	3:02.53	2:57.24

3x3x3 Blindfolded

#	Name	Best	Average	Representing	Solves
1	Carlos Augusto Gianesi Seller	41.92	49.47	Brazil	50.64	41.92	49.69	48.08	DNF
2	Lucas Ichiro Yunomae	59.41	DNF	Brazil	59.41	1:05.87	DNF	1:03.77	DNF
3	Carlos Eduardo de Oliveira Souza Barcelos	1:15.85	DNF	Brazil	1:15.85	DNF	DNF	DNF	DNF

3x3x3 Fewest Moves

#	Name	Best	Representing	Solves
1	Pedro Henrique Maciel Ceccopieri Belo (陈昊然)	29	Brazil	29
2	Caio Hideaki Sato	36	Brazil	36
3	Victor Rampinelli Villar de Medeiros	41	Brazil	41

3x3x3 One-Handed

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	9.51	10.93	Brazil	11.13	11.95	9.51	9.71	12.78
2	Lucas Ichiro Yunomae	12.96	14.72	Brazil	14.83	13.97	12.96	15.43	15.36
3	Kaique de Oliveira Neves	15.17	15.79	Brazil	16.90	15.17	15.22	15.25	DNF

Clock

#	Name	Best	Average	Representing	Solves
1	Kaique de Oliveira Neves	4.14	4.42	Brazil	4.19	4.44	5.03	4.14	4.64
2	Pedro Lima Fernandes	4.40	5.14	Brazil	4.40	4.63	6.20	6.02	4.77
3	Caio Hideaki Sato	5.88	6.75	Brazil	6.54	6.68	5.88	11.11	7.02

Megaminx

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	37.94	38.85	Brazil	40.12	37.94	38.47	40.09	38.00
2	Isabela da Ponte Nacif	44.66	52.08	Brazil	51.17	54.52	51.16	44.66	53.91
3	Gabriel Sargeiro Gomes de Mello	46.92	57.81	Brazil	1:01.42	1:05.93	1:01.05	50.95	46.92

Pyraminx

#	Name	Best	Average	Representing	Solves
1	Caio Hideaki Sato	2.23	3.21	Brazil	3.71	2.23	4.97	3.34	2.57
2	Carlos Eduardo de Oliveira Souza Barcelos	2.85	4.16	Brazil	4.54	2.85	4.34	4.60	3.61
3	Pedro Lima Fernandes	3.59	4.53	Brazil	5.11	4.55	6.72	3.92	3.59

Skewb

#	Name	Best	Average	Representing	Solves
1	Eduardo Ribeiro Strauch	2.94	3.24	Brazil	2.94	3.04	4.14	3.23	3.46
2	Caio Hideaki Sato	2.49	3.41	Brazil	2.49	4.20	3.27	3.86	3.11
3	Pedro Lima Fernandes	4.51	5.51	Brazil	5.67	6.49	4.61	6.24	4.51