Logbook
What has been done,
what is being prepared.
The project’s milestones, each with its real status.
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HYDRO-01 · Faroe Islands
HYDRO-01 in the Faroe Islands: two weeks of North Atlantic trials
Two weeks of launches, days of around ten hours: what we tested on HYDRO-01, what gave way, and what we are carrying over to EXO-01.
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EXO-01 · La Mutine
EXO-01: from tracing paper to an aluminium chassis, at La Mutine's workshop
From the assembly drawing in May to the aluminium chassis in July: how EXO-01, designed by BIUTOPIC, is being built with La Mutine.
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EXO-01 · Simulation
Simulate before you weld: what the model changed on EXO-01
Batteries moved forward, mooring redesigned, freeboard: what the exploratory exo01-sim v1.2 study changed before launch.
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Hydronaute
L'Hydronaute: a 1987 hull, restored rather than replaced
A 1987 Renaud 8000 restored in Nantes: the first boat set to receive EXO-01, and what is still missing before it enters service.
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Trashure Island
Trashure Island: a game to understand how people steer
A steampunk river, pirates, plastic to collect: and a model to watch how players react and steer.
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EXO-01 · Simulation
EXO-01 in simulation: buoyancy, trim, waves, mooring
What EXO-01's numerical model says about the platform before launch — and what it cannot say. Study exo01-sim v1.2, public code.
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EXO-01 · Method
Methodology: how EXO-01 is simulated, and what that is worth
The calculation chain behind the published EXO-01 figures, the discipline that stops an assumption becoming a characteristic, and the boundary of the model.
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Funding
Seed financing secured — €100,000
Honour loans, innovation support and founder contribution, raised from Réseau Initiative, France Active, Nantes Transition and Bpifrance — with no equity given up. A first equity round is in preparation.
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Trashure Island
The game presented in Nantes, then London
Trashure Island was presented in Nantes with the City of Nantes and Plastic Odyssey, then at London Climate Week. Every run contributes, anonymously, to an experimental corpus of navigation decisions.
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BIUTOPIC
Founded in Nantes
BIUTOPIC SAS is founded in Nantes — a social and solidarity economy (ESS) company, ESUS-accredited, driven by a social and environmental mission.
The BIUTOPIC mission
