{
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  "articleId": "2026-10-09-morning-arc-3",
  "baselineSnapshot": {
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    "teams": 4005,
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  "closingSnapshot": {
    "bronze": 29.3,
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    "teams": 4027,
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  "comparisons": {
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        38.33,
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        39.11,
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        42.66,
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  },
  "competitorFacts": [
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15486995-0",
      "sourceTitle": "ARC Prize — ARC-AGI-3 Milestone 1 results",
      "sourceUrl": "https://arcprize.org/blog/arc-prize-2026-milestone-1",
      "teamId": "15486995",
      "text": "ARC Prize named Tufa Labs and its Duck agent the first-place open-source solution for the June 2026 ARC-AGI-3 Milestone 1 prize."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15486995-1",
      "sourceTitle": "Tufa Labs — Duck Harness technical overview",
      "sourceUrl": "https://tufalabs.ai/research/duck-harness/",
      "teamId": "15486995",
      "text": "Tufa Labs says its public Duck harness lets an LLM inspect game grids as image and text, write Python in a REPL, and keep context short by evicting older messages. This describes the published Milestone 1 system, not an unverified current submission."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15486995-2",
      "sourceTitle": "Tufa Labs — team profiles",
      "sourceUrl": "https://tufalabs.ai/team/",
      "teamId": "15486995",
      "text": "Tufa Labs lists Dries Smit, Isaiah Pressman and Jeroen Cottaar among its AI researchers, with research interests spanning reinforcement learning, self-play and Bayesian methods."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15499660-0",
      "sourceTitle": "Yi-Chia Chen — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/threerabbits",
      "teamId": "15499660",
      "text": "Yi-Chia Chen’s Kaggle profile lists her as a Competitions Master and a double-degree student at National Taiwan University and Waseda University."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15499660-1",
      "sourceTitle": "Yi-Chia Chen — Eedi third-place solution write-up",
      "sourceUrl": "https://www.kaggle.com/competitions/eedi-mining-misconceptions-in-mathematics/writeups/waseda-pochi-3rd-place-solution-with-magic-boost",
      "teamId": "15499660",
      "text": "Yi-Chia Chen authored a Kaggle write-up for a third-place solution in Eedi — Mining Misconceptions in Mathematics."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-15501006-0",
      "sourceTitle": "The ARChitects — 2025 team solution",
      "sourceUrl": "https://www.kaggle.com/competitions/arc-prize-2025/writeups/the-architects-solution-2025",
      "teamId": "15501006",
      "text": "The ARChitects’ own 2025 solution write-up credits Jan Disselhoff under the Kaggle handle insanitycheck, alongside David Hartmann (dvhrtm) and Daniel Franzen (dfranzen)."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-15501006-1",
      "sourceTitle": "The ARChitects — 2025 technical report",
      "sourceUrl": "https://lambdalabsml.github.io/ARC2025_Solution_by_the_ARChitects/",
      "teamId": "15501006",
      "text": "The team’s 2025 technical report lists Jan Disselhoff at Johannes Gutenberg University Mainz."
    },
    {
      "checkedAt": "2026-10-09T03:23:31Z",
      "sourceId": "fact-15508513-0",
      "sourceTitle": "ARC-AGI-3 observed public roster",
      "sourceUrl": "https://arc.markbarney.net/api/kaggle/arc-prize-2026-arc-agi-3/board",
      "teamId": "15508513",
      "text": "The ARC-AGI-3 roster observed on 8 October 2026 lists keithtyser as the sole member of the entry also named keithtyser."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-15770880-0",
      "sourceTitle": "NVIDIA — 2025 NVARC competition report",
      "sourceUrl": "https://developer.nvidia.com/blog/nvidia-kaggle-grandmasters-win-artificial-general-intelligence-competition/",
      "teamId": "15770880",
      "text": "NVIDIA’s December 2025 report identifies Ivan Sorokin and Jean-Francois Puget as NVIDIA researchers who competed as NVARC in the 2025 ARC Prize."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-15770880-1",
      "sourceTitle": "NVARC — 2025 team write-up",
      "sourceUrl": "https://www.kaggle.com/competitions/arc-prize-2025/writeups/nvarc",
      "teamId": "15770880",
      "text": "The 2025 NVARC team write-up credits sorokin and cpmpml. Both handles appear in the observed roster of the distinct 2026 NVARC3 entry. This does not establish an affiliation for every current member."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-15770880-2",
      "sourceTitle": "NVIDIA — 2025 NVARC solution report",
      "sourceUrl": "https://developer.nvidia.com/blog/nvidia-kaggle-grandmasters-win-artificial-general-intelligence-competition/",
      "teamId": "15770880",
      "text": "NVIDIA describes the separate 2025 NVARC ARC-AGI-2 solution as using synthetic data generation, test-time training and a fine-tuned 4B model. This is historical background, not a claim about the 2026 NVARC3 agent."
    },
    {
      "checkedAt": "2026-10-09T03:23:31Z",
      "sourceId": "fact-15770880-3",
      "sourceTitle": "Jean-François Puget — public professional profile",
      "sourceUrl": "https://github.com/jfpuget",
      "teamId": "15770880",
      "text": "Jean-François Puget’s public GitHub profile identifies him as CPMP and links directly to the Kaggle account cpmpml."
    },
    {
      "checkedAt": "2026-10-09T03:23:31Z",
      "sourceId": "fact-15770880-4",
      "sourceTitle": "NVIDIA — Jean-Francois Puget author biography",
      "sourceUrl": "https://developer.nvidia.com/blog/author/jeanfrancoispuget/",
      "teamId": "15770880",
      "text": "NVIDIA’s author biography describes Jean-Francois Puget as a director and individual contributor whose team advances agentic AI and showcases NVIDIA tools and expertise in Kaggle competitions."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16021367-0",
      "sourceTitle": "Lukas Aichberger — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/lukasaichberger",
      "teamId": "16021367",
      "text": "The rostered lukasaichberger Kaggle profile identifies its owner as Lukas Aichberger and links to his research website."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16021367-1",
      "sourceTitle": "JKU — Lukas Aichberger research profile",
      "sourceUrl": "https://research.jku.at/en/persons/lukas-aichberger/",
      "teamId": "16021367",
      "text": "Johannes Kepler University Linz lists Lukas Aichberger at its Institute for Machine Learning and credits him on research about reasoning models and uncertainty evaluation."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16021367-2",
      "sourceTitle": "fses91 — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/fses91",
      "teamId": "16021367",
      "text": "Another rostered account, fses91, describes itself on Kaggle only as Florian; the public profile does not establish a surname."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16021367-3",
      "sourceTitle": "Mykyta Ielanskyi — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/dwellement0baser",
      "teamId": "16021367",
      "text": "The rostered dwellement0baser Kaggle profile identifies its owner as Mykyta Ielanskyi."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16021367-4",
      "sourceTitle": "JKU — Mykyta Ielanskyi research profile",
      "sourceUrl": "https://research.jku.at/en/persons/mykyta-ielanskyi/",
      "teamId": "16021367",
      "text": "Johannes Kepler University Linz lists Mykyta Ielanskyi at its Institute for Machine Learning. Its research record credits him and Lukas Aichberger together on a 2026 paper about reward redistribution for reasoning models."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-16032816-0",
      "sourceTitle": "The ARChitects — 2025 team solution",
      "sourceUrl": "https://www.kaggle.com/competitions/arc-prize-2025/writeups/the-architects-solution-2025",
      "teamId": "16032816",
      "text": "The ARChitects’ own 2025 solution write-up credits David Hartmann under the Kaggle handle dvhrtm, alongside Jan Disselhoff (insanitycheck) and Daniel Franzen (dfranzen)."
    },
    {
      "checkedAt": "2026-10-08T03:38:00Z",
      "sourceId": "fact-16032816-1",
      "sourceTitle": "The ARChitects — 2025 technical report",
      "sourceUrl": "https://lambdalabsml.github.io/ARC2025_Solution_by_the_ARChitects/",
      "teamId": "16032816",
      "text": "The team’s 2025 technical report lists David Hartmann at Lambda, Inc."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16132261-0",
      "sourceTitle": "Richard Csaky — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/richardcsaky",
      "teamId": "16132261",
      "text": "The rostered richardcsaky Kaggle profile displays the name Richard Csaky."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16132261-1",
      "sourceTitle": "Artificial Agency Lab — research and ARC-AGI-3 project",
      "sourceUrl": "https://artificialagencylab.com/",
      "teamId": "16132261",
      "text": "Artificial Agency Lab says it built an ARC-AGI-3 agent combining structured grids and image observations with persistent context updates, keeping model weights fixed; it reports an eighth-place June milestone result."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16132261-2",
      "sourceTitle": "Manifund — Artificial Agency ARC-AGI-3 project proposal",
      "sourceUrl": "https://manifund.org/projects/4-month-proof-of-concept-for-curiosity-driven-agents-on-arc-agi-3",
      "teamId": "16132261",
      "text": "A public ARC-AGI-3 project proposal names Richard Csaky as research lead and Côme Chevalier for engineering. The proposal describes an intended curiosity-driven proof of concept, not a verified method of the current Kaggle submission."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16132261-3",
      "sourceTitle": "Richard Csaky — ARC-AGI-3 Milestone 2 notebook",
      "sourceUrl": "https://www.kaggle.com/code/richardcsaky/arc-agi-3-milestone-2-submission",
      "teamId": "16132261",
      "text": "Richard Csaky’s Kaggle account published an “ARC-AGI-3 milestone 2 submission” notebook."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16153655-0",
      "sourceTitle": "Michael — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/michaeltgao",
      "teamId": "16153655",
      "text": "The sole rostered michaeltgao Kaggle account displays the public name Michael; the profile does not establish a surname."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16371045-0",
      "sourceTitle": "Lord Han Solo — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/lordhansolo",
      "teamId": "16371045",
      "text": "The Kaggle account and team both use the public name Lord Han Solo. The profile itself does not supply a verified personal name."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16371045-1",
      "sourceTitle": "Lord Han Solo — Milestone 2 Kaggle notebook",
      "sourceUrl": "https://www.kaggle.com/code/lordhansolo/built-on-tufa-labs-duck-harness-milestone-2",
      "teamId": "16371045",
      "text": "Lord Han Solo published a Kaggle notebook titled “Built on Tufa Labs duck harness - Milestone 2,” explicitly crediting that earlier public harness in the notebook title."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16569113-0",
      "sourceTitle": "Tanaka Ai24 — ARC-AGI-3 Kaggle notebook",
      "sourceUrl": "https://www.kaggle.com/code/tanakaai24/arc3-qwen3-6-duck-lb117-safety-v1",
      "teamId": "16569113",
      "text": "Roster member tanakaai24 has published a Kaggle ARC-AGI-3 notebook titled “ARC3 Qwen3.6 Duck LB117 Safety V1.” Its title alone does not establish the method behind the team’s current score."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16569113-1",
      "sourceTitle": "Tanaka Ai24 — ARC-AGI-3 Pathfinder notebook",
      "sourceUrl": "https://www.kaggle.com/code/tanakaai24/arc-agi-3-pathfinder-v2",
      "teamId": "16569113",
      "text": "The same Kaggle account has also published “ARC-AGI-3 Pathfinder v2,” another public notebook about the contest."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16805955-0",
      "sourceTitle": "Jayden Szeto — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/jaydenszeto123",
      "teamId": "16805955",
      "text": "The rostered jaydenszeto123 Kaggle account displays the name Jayden Szeto."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16805955-1",
      "sourceTitle": "Daniel Guo — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/denialguo",
      "teamId": "16805955",
      "text": "The rostered denialguo Kaggle account displays the name Daniel Guo."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16805955-2",
      "sourceTitle": "Hayley — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/snoopydoo",
      "teamId": "16805955",
      "text": "The rostered snoopydoo Kaggle account displays the name Hayley, without a surname."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16805955-3",
      "sourceTitle": "Jayden Szeto — BirdCLEF+ 2026 notebook",
      "sourceUrl": "https://www.kaggle.com/code/jaydenszeto123/birdclef2026-v3",
      "teamId": "16805955",
      "text": "Jayden Szeto’s Kaggle account also has a public BirdCLEF+ 2026 notebook titled “BIRDCLEF2026 V3.” This is background work, not a claim about dreach.ai’s ARC-AGI-3 method."
    },
    {
      "checkedAt": "2026-10-08T13:46:44Z",
      "sourceId": "fact-16958599-0",
      "sourceTitle": "Majkel1337 — Kaggle profile",
      "sourceUrl": "https://www.kaggle.com/majkel1337",
      "teamId": "16958599",
      "text": "The Majkel1337 team’s sole rostered Kaggle account also displays Majkel1337 as its public profile name."
    }
  ],
  "cutoffAt": "2026-10-09T10:00:00Z",
  "events": [
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      "id": "16733300",
      "name": "s_a_ai_enginner",
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      "rankTo": 52,
      "t": "2026-10-09T00:21:02Z",
      "to": 33.07
    },
    {
      "from": null,
      "id": "17062139",
      "name": "Ryo Takaki",
      "rankFrom": null,
      "rankTo": 40,
      "t": "2026-10-09T01:21:13Z",
      "to": 33.31
    },
    {
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      "name": "daoviet",
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      "name": "Szymon Kamiński",
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      "t": "2026-10-09T01:51:31Z",
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    {
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      "name": "Kenny Lin",
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      "rankTo": 357,
      "t": "2026-10-09T01:51:31Z",
      "to": 29.57
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    {
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      "id": "15487205",
      "name": "ForbeniusNorm",
      "rankFrom": 522,
      "rankTo": 401,
      "t": "2026-10-09T01:51:31Z",
      "to": 29.28
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    {
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      "name": "Yi-Chia Chen",
      "rankFrom": 2,
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      "t": "2026-10-09T03:51:41Z",
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    {
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      "t": "2026-10-09T03:51:41Z",
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    {
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      "id": "15486995",
      "name": "Tufa Labs",
      "rankFrom": 2,
      "rankTo": 2,
      "t": "2026-10-09T04:21:45Z",
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    {
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      "id": "15770880",
      "name": "NVARC3",
      "rankFrom": 9,
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      "t": "2026-10-09T05:21:52Z",
      "to": 40.97
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    {
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      "id": "16993850",
      "name": "rutilo",
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      "rankTo": 474,
      "t": "2026-10-09T05:51:55Z",
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    {
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      "id": "15921682",
      "name": "Mathemortician",
      "rankFrom": 374,
      "rankTo": 214,
      "t": "2026-10-09T06:21:57Z",
      "to": 30.73
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    {
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      "id": "17032729",
      "name": "eang24",
      "rankFrom": 945,
      "rankTo": 255,
      "t": "2026-10-09T07:52:04Z",
      "to": 30.39
    },
    {
      "from": 24.66,
      "id": "16946302",
      "name": "Madhvansh Choksi",
      "rankFrom": 995,
      "rankTo": 284,
      "t": "2026-10-09T07:52:04Z",
      "to": 30.16
    },
    {
      "from": 28.84,
      "id": "15497833",
      "name": "Tony Li",
      "rankFrom": 474,
      "rankTo": 344,
      "t": "2026-10-09T08:22:06Z",
      "to": 29.7
    },
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