{"total":13,"items":[{"citing_arxiv_id":"2606.28603","ref_index":234,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Identifying Observational Signatures of Flux Eruption Events in Supermassive Black Hole Accretion Flows with Machine Learning","primary_cat":"astro-ph.HE","submitted_at":"2026-06-26T20:50:39+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Machine learning on simulated images identifies that flux eruption events cause more diffuse, polarized, lower-flux millimeter emission with decreased Q-U loop rotation rate, achieving ~80% accuracy with random forests on summary statistics.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.28293","ref_index":43,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Accretion-Driven Evolution of Compact-Object Populations in Gas-Rich Environments and the Origin of Massive Gravitational-Wave Sources","primary_cat":"astro-ph.HE","submitted_at":"2026-06-26T17:38:09+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Accretion laws with super-linear mass dependence produce divergent population evolution that broadens compact-object mass distributions and drives binary mass ratios toward unity, providing a pathway to massive gravitational-wave sources.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.12531","ref_index":102,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Gotta light? Illuminating AGN disks with LISA EMRIs","primary_cat":"gr-qc","submitted_at":"2026-06-10T18:00:03+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Bayesian analysis of LISA EMRIs in AGN disks constrains disk surface density and accretion rate to ~10% using relativistic torque models, invalidating Fisher-matrix forecasts and enabling dark-siren cosmology without EM counterparts.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.07730","ref_index":288,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The X-ray-to-UV relation does not evolve in homogeneous quasar samples","primary_cat":"astro-ph.HE","submitted_at":"2026-06-05T17:53:58+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"A bias-controlled quasar sample of ~2000 objects demonstrates that the X-ray-to-UV luminosity relation remains constant from redshift 0.7 to 5.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.06557","ref_index":41,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"A dark-matter-sensitive orientation clock near rotating black holes","primary_cat":"gr-qc","submitted_at":"2026-06-04T11:18:20+00:00","verdict":"CONDITIONAL","verdict_confidence":"MODERATE","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Parameter scans of a hand-set effective model show that adding dark matter around a rotating black hole slows the intermediate-axis flip frequency of a coherent triaxial structure relative to Kerr.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.05312","ref_index":200,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The WISSHFUL program: the highest redshift UFO discovered in a non-lensed QSO","primary_cat":"astro-ph.HE","submitted_at":"2026-06-03T18:02:34+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":8.0,"formal_verification":"none","one_line_summary":"Detection of a variable stratified UFO with velocities 0.1c and 0.3c, extreme mass outflow rates, and kinetic powers of 1-10% of bolometric luminosity in quasar WISSH13 at z=3.294.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2605.28871","ref_index":155,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Testing loop quantum gravity through EHT observations of M87* and Sgr A* using rotating holonomy-corrected black holes","primary_cat":"gr-qc","submitted_at":"2026-05-23T16:55:56+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"EHT angular diameter data yield upper bounds on the holonomy correction b (e.g., b ≤ 0.1319M at a=0 for M87*) showing nonzero b remains consistent with observations for RHCBH spacetimes.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2604.25560","ref_index":269,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Massive black holes and their galaxies","primary_cat":"astro-ph.GA","submitted_at":"2026-04-28T12:31:29+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":0.0,"formal_verification":"none","one_line_summary":"A review summarizing detection methods, population statistics, and coevolution of supermassive black holes with host galaxies from early universe observations and simulations.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2603.02520","ref_index":46,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Observational Properties of Near-Maximally Spinning Supermassive Black Holes","primary_cat":"astro-ph.HE","submitted_at":"2026-03-03T02:09:58+00:00","verdict":"ACCEPT","verdict_confidence":"MODERATE","novelty_score":4.0,"formal_verification":"none","one_line_summary":"GRMHD simulations at spins 0.9375 and 0.998 yield similar fluid properties and full-Stokes EHT images, indicating prior lower-spin runs remain representative for a ≳ 0.9375.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2602.20969","ref_index":56,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Turbulent AGN coronae as the origin of diffuse neutrinos up to PeV energies","primary_cat":"astro-ph.HE","submitted_at":"2026-02-24T14:49:56+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"A population of AGN coronae with magnetization parameters spanning up to σ ~ 10 can reproduce the entire observed diffuse neutrino flux from TeV to PeV energies.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2510.00377","ref_index":25,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Redshifted civilizations, galactic empires, and the Fermi paradox","primary_cat":"gr-qc","submitted_at":"2025-10-01T00:50:50+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Civilizations can achieve galaxy-spanning reach within biological lifetimes via time-dilated orbits near black hole photon spheres using classical general relativity, with a Type II civilization enabling 10^4 dilation factors.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"quires a supermassive black hole with a mass of 10 8 M⊙ with a spin that differs from the extremal limit by one part in 100 trillion [24]. While the mass of such a black hole falls within the range of known supermassive black holes, such a finely- tuned spin parameter is highly unrealistic, far from the theoreti- cal limit achievable by known astrophysical processes [25, 26]. For comparison, the black hole at the center of the Milky Way, Sgr A*, has a mass of 4.3×10 6 M⊙ [27], and a spin parameter ofa=0.90±0.06 [28], and the recently imaged M87* has a mass 6.5×10 9 M⊙ [29] and spin parametera=0.90±0.05 [28]. It should be mentioned that while it is rather obvious that a civilization that migrates to Miller's planet can exploit time"},{"citing_arxiv_id":"2502.08732","ref_index":54,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"Black Hole Spin-down in Collapsars in 3D Neutrino Transport GRMHD Simulations","primary_cat":"astro-ph.HE","submitted_at":"2025-02-12T19:08:56+00:00","verdict":"CONDITIONAL","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"Neutrino-cooled collapsar disks in 3D GRMHD simulations lead to black hole equilibrium spins of a_eq ≈ 0.13, enabling 4-16x more powerful LGRB jets than non-radiative models.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2303.11713","ref_index":25,"ref_count":1,"confidence":0.88,"is_internal_anchor":false,"paper_title":"The physics of gravitational waves","primary_cat":"gr-qc","submitted_at":"2023-03-21T10:04:06+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":0.0,"formal_verification":"none","one_line_summary":"Lecture notes deriving gravitational wave physics from first principles in general relativity for PhD and advanced MSc students.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}