{"total":21,"items":[{"citing_arxiv_id":"2605.13546","ref_index":5,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"No evidence for phantom crossing: local goodness-of-fit improvements do not persist under global Bayesian model comparison","primary_cat":"astro-ph.CO","submitted_at":"2026-05-13T13:54:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":3.0,"formal_verification":"none","one_line_summary":"Local goodness-of-fit gains for w0wa and phantom crossing vanish under global Bayesian evidence, showing no statistically robust evidence for dynamical dark energy across datasets.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.13427","ref_index":36,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Latent-Space Gaussian Processes for Dark-Energy Reconstruction from Observational \\(H(z)\\) Data","primary_cat":"astro-ph.CO","submitted_at":"2026-05-13T12:22:36+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Latent-f and latent-H Gaussian process reconstructions from OHD data both yield f(z), w(z), and Om(z) consistent with Lambda-CDM, with no strong predictive preference and small prior-dependent residuals mainly at high redshift.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.13298","ref_index":10,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Probing nonlinear structure formation beyond $\\Lambda$CDM with the LSS bootstrap: a joint power spectrum and bispectrum analysis","primary_cat":"astro-ph.CO","submitted_at":"2026-05-13T10:12:06+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"First MCMC constraints on LSS bootstrap parameters yield ~7% precision on linear growth modifications and ~57% on quadratic kernel modifications from BOSS data, improving to 1% and 25% with larger simulations.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.12415","ref_index":52,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Late-time reconstruction of non-minimally coupled gravity with a smoothness prior","primary_cat":"astro-ph.CO","submitted_at":"2026-05-12T17:12:20+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Non-parametric reconstruction of non-minimally coupled gravity with a smoothness prior on CMB, DESI BAO, supernovae, and DES data yields a 2.8σ hint for coupling and a preference for phantom divide crossing stabilized by the coupling.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.12579","ref_index":82,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Phase-resolved field-space distance bounds in ekpyrotic, bouncing and cyclic cosmologies","primary_cat":"gr-qc","submitted_at":"2026-05-12T15:01:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Phase-resolved field-space distance bounds for non-inflationary smoothing yield a master lower bound on ε_ek and imply ultra-fast-roll ekpyrosis or modified bounces to match observed red-tilted perturbations.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.02999","ref_index":270,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Peering down the barrel with DESI DR2: 10 000+ inflows at $z$ < 0.6 reveal how galaxies accrete cold gas","primary_cat":"astro-ph.GA","submitted_at":"2026-05-04T18:00:00+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"A large DESI sample reveals thousands of infalling cold gas absorbers at low redshift, with velocity distributions indicating multiple accretion pathways including radial inflows and satellite accretion.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.26915","ref_index":5,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Testing Scale-Dependent Modified Gravity with DESI DR1","primary_cat":"astro-ph.CO","submitted_at":"2026-04-29T17:26:36+00:00","verdict":"ACCEPT","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"DESI DR1 constrains the modified gravity parameter to log10 |f_R0| < -4.59 at 95% CL, implying no detectable fifth force on scales below about 18 Mpc.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.26530","ref_index":26,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Fundamental Physics, Existential Risks and Human Futures","primary_cat":"quant-ph","submitted_at":"2026-04-29T10:53:49+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":2.0,"formal_verification":"none","one_line_summary":"Reflections on quantum foundations research suggest new physics beyond quantum theory could emerge and transform information processing and AI futures.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.16632","ref_index":7,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Dynamical dark energy from Kretschmann scalar at low redshifts","primary_cat":"astro-ph.CO","submitted_at":"2026-04-17T18:41:49+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Replacing the cosmological constant with the Kretschmann scalar yields a dynamical dark energy model that fits supernova and cosmic chronometer data and produces a phantom-crossing equation-of-state parameter w(z) similar to recent phenomenological fits.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.13718","ref_index":64,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Optical depth to reionization in a Universe with multiple inhomogeneous domains","primary_cat":"astro-ph.CO","submitted_at":"2026-04-15T10:52:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"A backreaction model with multiple inhomogeneous domains, when constrained by PantheonPlus+SH0ES data, produces τ_reion = 0.0581^{+0.0105}_{-0.0096} that matches observations better than ΛCDM.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.12987","ref_index":81,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Do equation of state parametrizations of dark energy faithfully capture the dynamics of the late universe?","primary_cat":"astro-ph.CO","submitted_at":"2026-04-14T17:22:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Node-based reconstruction of cosmic expansion prefers stronger deceleration at z≈1.7 than smooth DE EoS parametrizations, isolating z~1.5-2 as a window where the latter may compress localized kinematic features permitted by current data.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.11883","ref_index":8,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Model-Independent Analysis of Type Ia Supernova Datasets and Implications for Dark Energy","primary_cat":"astro-ph.CO","submitted_at":"2026-04-13T18:00:02+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Apparent dynamical dark energy signals from SNe Ia with DESI data are consistent with LambdaCDM when accounting for dataset-specific Omega_m inconsistencies rather than requiring evolving dark energy.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.11249","ref_index":3,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"First observational constraints on cosmic backreaction over an extended redshift range","primary_cat":"astro-ph.CO","submitted_at":"2026-04-13T09:59:16+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"First direct constraints on total cosmic backreaction over a significant redshift range are consistent with vanishing backreaction within 1 sigma but are too weak to exclude meaningful backreaction.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.09141","ref_index":32,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Bounding axion dark energy","primary_cat":"astro-ph.CO","submitted_at":"2026-04-10T09:20:28+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"An analytic bound on axion parameters in thawing quintessence is derived independently of initial conditions and used with cosmological observations plus quantum gravity constraints to exclude large regions of axion dark energy parameter space.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.08895","ref_index":55,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"FolpsD: combining EFT and phenomenological approaches for joint power spectrum and bispectrum analyses","primary_cat":"astro-ph.CO","submitted_at":"2026-04-10T02:59:01+00:00","verdict":"CONDITIONAL","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"FolpsD combines EFT power spectrum and tree-level bispectrum with damping to enable joint analyses that improve cosmological constraints from DESI-like galaxy mocks by up to 30% on As and omega_cdm while extending the usable k-range without significant biases for LRG samples.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.08530","ref_index":113,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Disentangling cosmic distance tensions with early and late dark energy","primary_cat":"astro-ph.CO","submitted_at":"2026-04-09T17:58:43+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Early dark energy resolves CMB-BAO tension and, combined with thawing quintessence, reduces overall cosmological tensions without phantom crossing.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.08449","ref_index":18,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Coupled Dark Energy and Dark Matter for DESI: An Effective Guide to the Phantom Divide","primary_cat":"astro-ph.CO","submitted_at":"2026-04-09T16:45:31+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Coupled quintessence-dark matter models can produce an apparent phantom-crossing effective equation of state matching DESI preferences if the scalar field begins frozen in the radiation era.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.03756","ref_index":20,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Is the $w_0w_a$CDM cosmological parameterization evidence for dark energy dynamics partially caused by the excess smoothing of Planck PR4 CMB anisotropy data?","primary_cat":"astro-ph.CO","submitted_at":"2026-04-04T15:05:07+00:00","verdict":"CONDITIONAL","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Planck PR4 CMB data mildly favors dynamical dark energy, but this preference weakens when accounting for possible excess smoothing, indicating the signal may partly arise from data processing issues.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.02433","ref_index":48,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Cosmology-Independent Constraints on the Etherington Relation and SNeIa Absolute Magnitude Evolution from DESI-DR2","primary_cat":"astro-ph.CO","submitted_at":"2026-04-02T18:03:36+00:00","verdict":"ACCEPT","verdict_confidence":"MODERATE","novelty_score":4.0,"formal_verification":"none","one_line_summary":"DESI-DR2 angular diameter distances and SNeIa luminosity distances are statistically consistent with the Etherington relation, yielding a constraint on SNeIa absolute magnitude evolution of dM/dz = 0.07 ± 0.07.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.02204","ref_index":23,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"Non-minimally coupled quintessence with sign-switching interaction","primary_cat":"astro-ph.CO","submitted_at":"2026-04-02T15:57:57+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A new quintessence model with non-minimal coupling produces an effective sign-switching interaction that fits current data better than LambdaCDM or w0waCDM and accounts for late-time dark energy weakening without phantom crossing.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2503.14738","ref_index":50,"ref_count":1,"confidence":0.9,"is_internal_anchor":true,"paper_title":"DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints","primary_cat":"astro-ph.CO","submitted_at":"2025-03-18T21:14:12+00:00","verdict":"ACCEPT","verdict_confidence":"MODERATE","novelty_score":7.0,"formal_verification":"none","one_line_summary":"DESI DR2 BAO data exhibits 2.3 sigma tension with CMB in Lambda-CDM but prefers evolving dark energy (w0 > -1, wa < 0) at 3.1 sigma with CMB and 2.8-4.2 sigma when including supernovae.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"In Section IV, we describe the external datasets that will be combined with DESI BAO. Section V introduces our cosmological inference method. Section VI presents cos- 7 Ref. Topic Section [48] Validation of the DESI DR2 Measure- ments of Baryon Acoustic Oscillations from Galaxies and Quasars Section III [49] Extended Dark Energy analysis using DESI DR2 BAO measurements Section VII [50] Constraints on Neutrino Physics from DESI DR2 BAO and DR1 Full Shape Section VIII TABLE I. Supporting papers relevant to this work and the corresponding sections where their results are discussed. mological parameter constraints in a ΛCDM framework. Section VII presents constraints in a more generalized dark energy framework and analyzes tensions with re-"}],"limit":50,"offset":0}