[{"data":1,"prerenderedAt":276},["ShallowReactive",2],{"blog-post-hackathon-2026\u002Flatam-cordoba":3,"sibling-dives-hackathon-2026\u002Flatam-cordoba":273,"learn-track-hackathon-2026\u002Flatam-cordoba":274,"learn-prereq-hackathon-2026\u002Flatam-cordoba":275},{"id":4,"title":5,"authors":6,"body":8,"breadcrumb":242,"builders":246,"byline":247,"category":247,"categoryName":247,"challenge":247,"courseAuthor":247,"courseLead":247,"dek":248,"description":249,"draft":250,"extension":251,"eyebrow":247,"featured":250,"finish":247,"fork":247,"group":247,"groupName":247,"hero":247,"heroAlt":247,"heroCta":247,"heroImage":247,"homepageFeatured":250,"kind":247,"lessonCount":247,"meta":252,"navigation":253,"newsItems":247,"next":247,"node":254,"ogImage":261,"order":247,"outcomes":247,"path":262,"prerequisite":247,"prerequisiteLinks":247,"publishDate":263,"readingTime":247,"related":264,"relatedProjects":247,"section":247,"seo":265,"share":253,"spotlight":250,"stem":267,"tags":268,"track":247,"trackName":247,"updates":247,"__hash__":272},"blog\u002Fblog\u002Fhackathon-2026\u002Flatam-cordoba.md","Córdoba (LATAM Quantum Node) winners: Qollab x IonQ Hackathon 2026",[7],"qollab",{"type":9,"value":10,"toc":232},"minimark",[11,15,21,24,29,32,40,43,47,50,55,58,66,70,73,76,81,84,87,95,101,105,108,111,115,118,121,128,132,135,138,212,216,224],[12,13,14],"p",{},"At the Córdoba node of the Qollab x IonQ Hackathon 2026, 17 teams signed up. Nine were on the student track and eight on the professional track. The online build weekend ran from 7 PM ET on October 9 to 7 PM ET on October 11. In that time, 10 of the 17 teams entered 13 projects.",[16,17],"youtube-video",{"poster":18,"title":19,"yt":20},"\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Freel-poster.webp","Córdoba (LATAM Quantum Node) at the Qollab x IonQ Hackathon 2026","XfK5Da1_BB8",[12,22,23],{},"The projects range from music made from quantum dynamics to entangled servers that agree without communicating and four quantum ways to measure an arrival time. Every one of them is open source on Qollab.",[25,26,28],"h2",{"id":27},"the-córdoba-node","The Córdoba node",[12,30,31],{},"Universidad de Córdoba, in Montería, signed on in late September and named its node LATAM Quantum Node, Chapter Córdoba. Dr. Cristian Edwin Susa Quintero, a professor in its Department of Physics and Electronics, led the node. He also heads the university's Theoretical and Applied Physics Group, whose research lines include quantum correlations and entanglement theory. In 2020 he shared Colombia's Alejandro Ángel Escobar national science prize for research on the quantum properties of physical systems.",[12,33,34,39],{},[35,36,38],"a",{"href":37},"https:\u002F\u002Funicordoba.edu.co\u002Ffacultad-de-ciencias-basicas\u002Ffisica\u002F","QI&C",", a student research group in the physics programme that Dr. Susa Quintero co-advises, works on quantum information, quantum computing and open quantum systems. Its members have presented work on variational quantum algorithms and multipartite entanglement swapping at CONASIE, a national student research congress.",[12,41,42],{},"Two judges scored the projects on novelty, technical execution, impact and documentation. They were Cristian Bello of the Universidad Nacional de Colombia in Medellín and Dr. Susa Quintero.",[25,44,46],{"id":45},"_1st-place-optogenetic-quantum-brain","1st place: Optogenetic Quantum Brain",[12,48,49],{},"Optogenetic Quantum Brain combines optogenetics, which uses light to control neurons, with quantum walks. A laser, modelled as a qubit rotation, excites one neuron of the C. elegans connectome, the wiring map of the worm's 302 neurons. A cascade of 10-qubit Qiskit circuits then carries the spike through the connectome, one circuit for each jump.",[51,52],"blog-figure",{"alt":53,"src":54},"A screenshot of Optogenetic Quantum Brain","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Foptogenetic-quantum-brain-winner.webp",[12,56,57],{},"Team Quantum Rangers, made up of JoaquinQu, inaki-bermeo, jerbertt and juop12, built the project. Teams picked a node when they signed up or let the Qollab team place them, and Quantum Rangers entered on the professional track.",[59,60],"project-card",{"description":61,"owner":62,"thumb":63,"title":64,"to":65},"A quantum walk carries a laser-fired spike through a worm's nervous system.","JoaquinQu","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Foptogenetic-quantum-brain.webp","Optogenetic Quantum Brain","\u002Fu\u002FJoaquinQu\u002Foptogenetic-quantum-brain",[25,67,69],{"id":68},"_2nd-place-steane-patterns","2nd place: Steane Patterns",[12,71,72],{},"Steane Patterns shows the Steane code correcting errors in pictures and music. Nixon Lizcano built it on his own as a final-year computer science student at Universidad Nacional de Colombia, where his bachelor's thesis benchmarks error-correction decoders. From presenting posters on quantum error correction, he knew how hard the codes are to explain visually.",[12,74,75],{},"The page draws each of its two protected qubits as a triangle of seven qubits, with the parity checks as the triangle's faces. A grid above each triangle lights up, round by round, when a check fires. Each round also plays as music, with a chord when the decoder fixes the error and dissonance when it fails.",[51,77],{"alt":78,"src":79,"caption":80},"Nixon Lizcano, with a screenshot of Steane Patterns","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fsteane-patterns-winner.webp","Nixon Lizcano",[12,82,83],{},"Visitors can raise the noise and compare two decoders, plain belief propagation (BP) and Relay-BP. Nixon also added an exact calculation of the best logical-error rate any decoder can reach under the decoder's noise model. At a noise level of about 0.03 and 256 shots, Relay-BP matches that limit, while plain BP falls well short of it. \"I had read that result in papers, but seeing it appear on screen with the grid lighting up and the chord resolving made it click.\"",[12,85,86],{},"Next, Nixon wants to add concatenated codes, which build bigger codes out of smaller ones. Each inner code would be an instrument with its physical qubits as notes, and the outer code would be the band.",[88,89,92],"pull-quote",{"avatar":90,"name":80,"role":91},"\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fsteane-patterns-avatar.webp","Steane Patterns",[12,93,94],{},"Before this weekend, I thought quantum computing had nothing to do with art and couldn't be connected to it. Now I see that an artistic approach, with color, shape and sound, makes error correction much easier to understand and more fun to explore.",[59,96],{"description":97,"owner":98,"thumb":99,"title":91,"to":100,"builder":80},"Quantum error correction you can watch and hear, round by round.","totoratsu_","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fsteane-patterns.webp","\u002Fu\u002Ftotoratsu_\u002Fsteane-patterns",[25,102,104],{"id":103},"_3rd-place-quantum-nhodo","3rd place: Quantum Nhodo",[12,106,107],{},"Quantum Nhodo is a quantum version of Nhodo, a traditional Zimbabwean pebble game. Its builders are vanilla-plasma and enigma100, and one of them grew up around the game at their grandmother's home. In Nhodo, you throw a larger pebble, dig some of the small ones out of the hole before it lands and catch it. The small pebbles are the vana, and each level asks you to leave an exact number behind.",[12,109,110],{},"In Quantum Nhodo, the hole is a trap of six two-level particles, and each throw is a Qiskit circuit. The circuit sends a first pulse, lets the particles interact and scatter during the airborne time, then sends a second pulse and measures them. A live sphere shows the state as a glow, so you can see why a throw works while you shape it.",[51,112],{"alt":113,"src":114},"A screenshot of Quantum Nhodo","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fquantum-nhodo-winner.webp",[12,116,117],{},"Without the interaction, no throw can hit that number more often than about 40%, 33% or 31% of the time, depending on the level. With it, a skilled player can reach 85%, 77% and 69%.",[12,119,120],{},"The same pair also entered Conservation of Authority.",[59,122],{"description":123,"owner":124,"thumb":125,"title":126,"to":127},"A pebble game you play by shaping the pulses of a quantum circuit.","vanilla-plasma","\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fquantum-nhodo.webp","Quantum Nhodo","\u002Fu\u002Fvanilla-plasma\u002Fquantum-nhodo",[25,129,131],{"id":130},"every-other-project-from-córdoba","Every other project from Córdoba",[12,133,134],{},"Quantum Nhodo is one of four games entered at the node, along with Entangled Rock-Paper-Scissors, Quantum Finger Fights and the co-op puzzle game Q-uack. Error correction came up three times: Steane Patterns, QEClassroom and PhaseCheck.",[12,136,137],{},"The other 10 projects entered at the node, A to Z.",[139,140,141,149,156,163,170,177,184,191,198,205],"ul",{},[142,143,144,148],"li",{},[35,145,147],{"href":146},"\u002Fu\u002Fenigma100\u002Fconservation-of-authority","Conservation of Authority",": Rogue agents often display the \"authorised but not intended\" problem, something neither classical nor quantum cryptography can solve.",[142,150,151,155],{},[35,152,154],{"href":153},"\u002Fu\u002Fdongjinkim\u002Fentangled-rock-paper-scissors","Entangled Rock-Paper-Scissors",": Quantum rock-paper-scissors: your move is superdense-coded onto a Bell pair; Q-bot Bell-measures it and always counters.",[142,157,158,162],{},[35,159,161],{"href":160},"\u002Fu\u002Fginkgo\u002Fno-signal-still-coordinated","No-Signal-Still-Coordinated",": Entanglement can’t let your servers talk, but it can let them agree: no-signalling, W-state leaders, GHZ coins and CHSH, with noise.",[142,164,165,169],{},[35,166,168],{"href":167},"\u002Fu\u002FEazyHood\u002Fphasecheck","PhaseCheck",": A passing test can miss a broken quantum state.",[142,171,172,176],{},[35,173,175],{"href":174},"\u002Fu\u002Fginkgo\u002Fq-uack","Q-uack",": Co-op quantum puzzle game for the Qollab × IonQ Hackathon (theme: Quantum Playground).",[142,178,179,183],{},[35,180,182],{"href":181},"\u002Fu\u002Fherviolet\u002Fqeclassroom","QEClassroom",": QEClassroom is an interactive educational platform that makes quantum error correction easier to understand through visualizations, simulations, and guided experiments.",[142,185,186,190],{},[35,187,189],{"href":188},"\u002Fu\u002Ffqubit\u002Fhackaron","QSymphony",": A project that transforms quantum dynamics into music.",[142,192,193,197],{},[35,194,196],{"href":195},"\u002Fu\u002Frogmesiasla\u002Fquantum-arrival-time","Quantum Arrival Time",": When did it arrive?",[142,199,200,204],{},[35,201,203],{"href":202},"\u002Fu\u002Fluismi1245\u002Fquantum-finger-fights","Quantum Finger Fights",": An educational game based on the prisoner's dilemma, played in the style of rock, paper, scissors.",[142,206,207,211],{},[35,208,210],{"href":209},"\u002Fu\u002Fherviolet\u002Fquiettrace","QuietTrace",": Layer selection algorithm.",[25,213,215],{"id":214},"córdoba-on-qollab","Córdoba on Qollab",[12,217,218,219,223],{},"Specialty awards follow on Wed Oct 28 and global winners on Thu Oct 29, and the ",[35,220,222],{"href":221},"\u002Fexplore\u002Fhackathon-2026","Hackathon 2026 results page"," links to every node's post.",[12,225,226,227,231],{},"Open any project on Córdoba's ",[35,228,230],{"href":229},"https:\u002F\u002Fqollab.xyz\u002Fnodes\u002Flatam-cordoba-qc","node page on Qollab"," to read its code, run it and fork it. You can also follow the node there. The page shows the node's numbers, its members and node team, and all 13 hackathon projects.",{"title":233,"searchDepth":234,"depth":234,"links":235},"",2,[236,237,238,239,240,241],{"id":27,"depth":234,"text":28},{"id":45,"depth":234,"text":46},{"id":68,"depth":234,"text":69},{"id":103,"depth":234,"text":104},{"id":130,"depth":234,"text":131},{"id":214,"depth":234,"text":215},[243,244,245],"Qollab","Explore","Hackathon 2026: Córdoba",[],null,"Three winning projects from 13 entered at the Córdoba node in Colombia.","Optogenetic Quantum Brain took 1st place at the Córdoba (LATAM Quantum Node) of the Qollab x IonQ Hackathon 2026.",false,"md",{},true,{"slug":255,"name":256,"logo":257},"latam-cordoba-qc","Córdoba",{"src":258,"width":259,"height":260},"\u002F_content\u002Fimages\u002Fhackathon\u002Flogo-unicordoba.png",134,40,"\u002F_content\u002Fimages\u002Fhackathon-2026\u002Flatam-cordoba\u002Fshare.jpg","\u002Fblog\u002Fhackathon-2026\u002Flatam-cordoba","2026-10-27",[],{"title":266,"description":249},"Córdoba winners, Qollab x IonQ Hackathon 2026","blog\u002Fhackathon-2026\u002Flatam-cordoba",[269,270,271],"hackathon","ionq","quantum","DVEw7DDgGZHaghlOjS316IC2By0F9xCUldg-RNbTEqc",[],[],[],1793105466986]