Spacetime as an Emergent Flow–Geometry Relation

Spacetime Emergent Flow Geometry (SEFGR) is an exploratory research programme investigating whether relationships between a primitive through-flow, designated J, and deformable space can provide an economical foundation for physical behaviour. This inaugural release contains the original J-flow thought experiment and scientific methodology, a historical examination of related ideas, and a first conditional variational construction producing an exact Flamm-type spatial geometry. The mathematical construction establishes a unique equilibrium within explicitly specified assumptions. It does not establish that those assumptions follow from primitive J, nor does it claim a completed theory of gravity, matter, quantum mechanics or spacetime. SEFGR investigates whether gravity and other fundamental interactions may emerge through different consequences of one primitive J-flow. The gravitational mechanism is proposed to arise through matter-induced deformation of space and the resulting change in J–geometry incidence. Other interactions may arise through more direct stresses, disturbances or organisation of J between persistent matter-like structures. This distinction offers a possible explanation for gravity's comparative weakness: the net geometrical effect of a J organisation may be much smaller than its direct local interactions. The geometry-mediated gravitational branch has an explicit conditional mathematical construction; the direct-interaction branch remains a programme of proposed mechanisms and quantitative tests. The programme succeeds or fails according to what can be derived from its starting assumptions without importing mathematical structures selected to reproduce established physics. SEFGR succeeds the historical Unified Geometric Field Theory (UGFT) research programme, whose published archive remains available independently.