{"total":17,"items":[{"citing_arxiv_id":"2606.18374","ref_index":1,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Consistency of DES and DESI distances and the Standard Cosmological Model","primary_cat":"astro-ph.CO","submitted_at":"2026-06-16T18:21:15+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"DESI recovers the CMB-constrained parameter combination at sub-percent precision; high-redshift DES supernovae fit flat Lambda CDM while a 0.05 mag offset in the low-redshift anchor sample may be systematic, supporting overall model consistency from recombination to the local universe.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"these measurements can be modeled using the two parameters Ω m and the combinationH ord. How- ever, in the context of this model, Planck puts es- pecially stringent constraints on the combination of both parametersH ord/Ω0.4 m , a constraint that comes from treating the first acoustic peak as a BAO at a redshift ofz≈1090. In particular, Planck finds \u0012 rdh Mpc \u0013 \u0012Ωm 0.3 \u00130.4 = 101.056±0.036 (1) This constraint has very small uncertainty and makes almost no assumptions and so makes an ex- cellent first test of consistency. We can use the DESI BAO data to calculate the likelihood for this combination of parameters using a Markov Chain Monte Carlo (MCMC), marginalizing over the other independent combination. Given the small uncertainty in the CMB measurement, if the"},{"citing_arxiv_id":"2606.18082","ref_index":193,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Variability in Cosmological Hydrodynamical Simulations: how Stochastic Processes, Numerical Effects, and Reproducibility Limits impact Predictability","primary_cat":"astro-ph.GA","submitted_at":"2026-06-16T15:46:19+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Four controlled identical realizations of a galaxy-cluster zoom-in simulation reveal 10-25% variability in galaxy masses driven by stochastic processes and modulated by feedback, establishing a noise-dominated but statistically reproducible regime at low resolution.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.02611","ref_index":43,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Spacetime triple wormhole","primary_cat":"gr-qc","submitted_at":"2026-05-25T00:26:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A 3-neck wormhole metric obtained via spherical inversion of a 3-torus is asserted to be an exact non-vacuum solution of Einstein's field equations with diagonal Ricci and stress-energy tensors.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.18161","ref_index":110,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"SDSS-V: Revealing a weak accretion state in X-ray selected red quasars","primary_cat":"astro-ph.GA","submitted_at":"2026-05-18T10:05:20+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Red quasars are intrinsically X-ray weak with low alpha_OX values, tracing a distinct evolutionary stage of suppressed black hole accretion relative to stellar mass growth.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.13549","ref_index":216,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"UNIONS-3500 Weak Lensing: I. A Galaxy Shape Catalogue in the Northern Sky","primary_cat":"astro-ph.CO","submitted_at":"2026-05-13T13:56:31+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"A catalogue of 62 million galaxy shapes from 3500 sq deg of UNIONS r-band imaging achieves an effective source density of 4.96 arcmin^{-2} and shape noise of 0.27 after PSF calibration and validation.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.10476","ref_index":21,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Breaking Free from the Swampland of Impossible Universes through the DESI Portal","primary_cat":"astro-ph.CO","submitted_at":"2026-05-11T12:38:17+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"accommodate DESI findings and we confront them with generic cosmological requirements from swampland conjectures. In Sec. V, we analyze interacting quintessence models that feature a non-gravitational coupling to dark matter. Lastly, in Sec. VI we provide our final thoughts. II. MAPPING DARK ENERGY WITH DESI There are two basic hypotheses in modern cosmology:(i)the assumption of the validity of general relativity [21] and(ii)the cosmological principle, which is the assumption that the universe on cosmological scales is homogeneous an isotropic [22]. Together, these two hypotheses set constraints on the four-dimensional (4D) spacetime metric, which reduces to the maximally-symmetric Friedmann-Lamaˆ ıtre-Robertson-Walker (FLRW) line element ds2 =−dt 2 +a 2(t) \u0014 dr2"},{"citing_arxiv_id":"2605.06799","ref_index":206,"ref_count":2,"confidence":0.88,"is_internal_anchor":false,"paper_title":"On the origin of the environmental step: A BayeSN view of the ZTF SN Ia DR2","primary_cat":"astro-ph.CO","submitted_at":"2026-05-07T18:01:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"BayeSN analysis of ZTF Type Ia supernovae confirms a ~0.1 mag intrinsic environmental step in standardized brightness that is not explained by differences in dust extinction properties.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.06791","ref_index":92,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Hidden Monsters with SPHEREx I: A goldmine for heavily reddened quasars at cosmic noon","primary_cat":"astro-ph.GA","submitted_at":"2026-05-07T18:00:19+00:00","verdict":"ACCEPT","verdict_confidence":"MODERATE","novelty_score":7.0,"formal_verification":"none","one_line_summary":"SPHEREx data confirm 77 new luminous heavily reddened quasars at 1.5<z<3.9 that are hot-dust poor relative to unobscured quasars, supporting a blow-out feedback phase.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.00998","ref_index":76,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Accurate, full-dimensional computations of thousands of complex vibrational eigenstates with tree tensor network states","primary_cat":"physics.chem-ph","submitted_at":"2026-05-01T18:03:22+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.20772","ref_index":1,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"General Relativity via differential forms -- explorations in Plebanski's Formalism for GR","primary_cat":"gr-qc","submitted_at":"2026-04-22T16:58:59+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"Plebanski's chiral 2-form formulation of GR reveals additional structure in Einstein's equations and supplies new analytical and numerical tools.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"should not depend on the choice of frame or coordinate system; this leads to the concepts of local Lorentz and diffeomorphism invariance. A mathematical tool that incorporates both these ideas is differential geometry, an extensive branch of mathematics that studies smooth spaces or manifolds. Using these tools, GR was first introduced by Einstein in [1, 2]. It is distinguished from the other forces as it is the change in the geometry of spacetime that produces the apparent gravitational force. For other fundamental forces, such as electromagnetism, the strong and weak nuclear forces, it is assumed that geometry of the spacetime is known. The forces then influence the movement of particles on this spacetime."},{"citing_arxiv_id":"2604.19952","ref_index":2,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Two-Point Pad\\'{e} Approximants for the Deflection of Light in the Schwarzschild Black Hole Metric","primary_cat":"gr-qc","submitted_at":"2026-04-21T20:00:01+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Two-point Padé [2,2] approximants accurately approximate the light deflection angle in the Schwarzschild metric for all impact parameters above the critical value, with a simpler quadratic option for mid-range cases.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.14287","ref_index":29,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Quantum-inspired tensor networks in machine learning models","primary_cat":"cs.LG","submitted_at":"2026-04-15T18:00:03+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"Tensor networks developed for quantum states are reviewed as tools for machine learning models, with assessment of their potential computational, explanatory, and privacy advantages alongside remaining challenges.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"factorizations for probabilistic modeling,\" Advances in Neural Information Processing Systems32, arXiv:1907.03741. Grasedyck, L. (2010), \"Hierarchical singular value decomposition of tensors,\" SIAM Journal on Matrix Analysis and Applications31(4), 2029, DOI:10.1137/090764189. Gray, J. (2018), \"quimb: A Python package for quantum information and many-body calculations,\" Journal of Open Source Software3(29), 819, DOI:10.21105/joss.00819,https://quimb.readthedocs. io. Guala, D., S. Zhang, E. Cruz, C. Riofrio, J. Klepsch, and J. M. Arrazola (2023), \"Practical overview of im- age classification with tensor-network quantum circuits,\" Scientific Reports13, 4427, arXiv:2209.11058, DOI:10.1038/s41598-023-30258-y. Hackbusch, W. (2012),Tensor Spaces and Numerical Tensor Calculus(Springer Berlin Heidelberg,"},{"citing_arxiv_id":"2604.11860","ref_index":2,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Gravitational lensing around a Kerr-Sen black hole in plasma background","primary_cat":"gr-qc","submitted_at":"2026-04-13T12:30:21+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"Light deflection and photon orbits around Kerr-Sen black holes are modified by homogeneous and inhomogeneous plasma, with explicit comparisons to the vacuum case.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"nificantly enhanced our understanding of the most enig- matic and compact objects in the universe [1]. From the early theoretical predictions of Einstein's General Theory of Relativity (GR) to the groundbreaking observational evidence provided by the Event Horizon Telescope Col- laboration, the study of black holes has entered a remark- able new era [2, 3]. The bending of light in the presence of a strong gravitational field, widely known as gravita- tional lensing, is one of the most important consequences of GR. It allows astronomers to probe the spacetime ge- ometry around these ultra-compact objects, providing direct observational insights into the behavior of mat- ter and radiation under extreme gravity [4-8]."},{"citing_arxiv_id":"2604.06791","ref_index":3,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Gravitational Lensing as an Optical Framework for Modified Gravity Theories","primary_cat":"gr-qc","submitted_at":"2026-04-08T07:57:31+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"Gravitational lensing is recast as an optical phenomenon governed by effective refractive index, yielding closed-form deflection angles and Einstein radii for modified gravity models including deep-MOND, Yukawa, and power-law f(R).","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"matical tools such as tensor calculus and differential geometry that typically lie beyond un- dergraduate curricula [1, 2]. Consequently, students often graduate with an understanding of gravity that effectively ended in the nineteenth century, despite the fact that gravitational physics remains one of the most active frontiers of contemporary research. The discovery of the accelerated expansion of the universe [3, 4] and the anomalous rota- tion curves of galaxies [5] have spawned intense theoretical activity aimed at understanding whether these observations signal the existence of dark matter and dark energy, or whether Einstein's theory of gravity requires modification on cosmological scales. Modified gravity theories now constitute a major research paradigm, with thousands of papers published an-"},{"citing_arxiv_id":"2602.15166","ref_index":14,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Fast and Fusiest: An Optimal Fusion-Aware Mapper for Accelerator Design","primary_cat":"cs.AR","submitted_at":"2026-02-16T20:08:51+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"FFM finds optimal fused mappings for tensor accelerators over 10,000 times faster than prior mappers while cutting energy-delay product by up to 1.8x versus hand-tuned designs.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2404.11591","ref_index":28,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The EDGE Language: Extended General Einsums for Graph Algorithms","primary_cat":"cs.DS","submitted_at":"2024-04-17T17:42:48+00:00","verdict":null,"verdict_confidence":null,"novelty_score":null,"formal_verification":null,"one_line_summary":null,"context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2212.06054","ref_index":2,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Geometrization 3.0: the black hole shadow","primary_cat":"physics.hist-ph","submitted_at":"2022-12-12T17:16:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"The black hole shadow is interpreted as showing spacetime symmetry as the formal cause in black hole physics under the third geometrization of nature.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}