{"total":13,"items":[{"citing_arxiv_id":"2607.01121","ref_index":36,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Smoking-gun evidence for hierarchical black-hole mergers","primary_cat":"astro-ph.HE","submitted_at":"2026-07-01T16:08:46+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"GWTC-5 population analysis finds high-spin black hole mass function traces low-spin remnant distribution with Bhattacharyya coefficient ~0.95, supporting hierarchical mergers and yielding a nuclear S-factor constraint.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2607.00565","ref_index":99,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Distinct spin properties and astrophysical origin of low mass binary black holes in gravitational wave data","primary_cat":"astro-ph.HE","submitted_at":"2026-07-01T07:52:30+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Hierarchical Bayesian analysis of GWTC-5.0 data identifies a mass transition at 15.2 solar masses separating distinct effective-spin distributions, pointing to different formation channels for low-mass binary black holes.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.31350","ref_index":17,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Compactness Inference in Gravitational-Wave Mergers with PhenomDECO: Catalog Benchmarks and Robustness Diagnostics","primary_cat":"gr-qc","submitted_at":"2026-06-30T08:47:30+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":"2606.31304","ref_index":23,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"A parametric signal plus noise inference framework for short duration non-Gaussian noise transients","primary_cat":"gr-qc","submitted_at":"2026-06-30T08:17:02+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Bilby-antiglitch jointly models astrophysical signals and quasi-physical glitches to recover true source properties from simulated gravitational wave data contaminated by loud non-Gaussian transients.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.30144","ref_index":37,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Joint population and strong-lensing inference for resolved gravitational-wave events probes the black-hole merger rate beyond the peak of star formation","primary_cat":"astro-ph.HE","submitted_at":"2026-06-29T11:21:48+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Joint strong-lensing and population inference on resolved gravitational-wave events finds no lensed events and tightens constraints on the black-hole merger rate peak redshift and high-redshift tail.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.28156","ref_index":14,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Joint inference of line-of-sight acceleration and orbital eccentricity in neutron-star--black-hole binaries","primary_cat":"gr-qc","submitted_at":"2026-06-26T14:52:41+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":7.0,"formal_verification":"none","one_line_summary":"All five NSBH events are consistent with zero line-of-sight acceleration; the joint posterior for GW200105_162426 disfavors both zero LOSA and zero eccentricity at 90% credibility.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.26262","ref_index":80,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"A Stellar Role Reversal: Multiple Features in the Mass and Mass Ratio Distributions of Merging Binary Black Holes from Stable Mass Transfer","primary_cat":"astro-ph.SR","submitted_at":"2026-06-24T18:03:59+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Stable mass transfer produces two distinct peaks in merging binary black hole primary mass and mass ratio distributions via mass ratio reversal under conservative mass transfer.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.23305","ref_index":51,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"When the black holes align: a subpopulation of aligned massive binary black holes observed via gravitational waves","primary_cat":"astro-ph.HE","submitted_at":"2026-06-22T13:16:40+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":4.0,"formal_verification":"none","one_line_summary":"Non-parametric analysis of GWTC-5.0 data supports multiple subpopulations of binary black holes distinguished by effective spin, with one aligned subpopulation suggesting dynamical formation.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.21824","ref_index":99,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"A grid of fast-rotating, chemically-homogeneous, supernova and/or long-GRB progenitors","primary_cat":"astro-ph.HE","submitted_at":"2026-06-20T01:25:30+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Presents a grid of 113 fast-rotating, chemically-homogeneous massive star models at Z=0.001 reaching core collapse with high angular momentum for use as supernova and GRB progenitors.","context_count":1,"top_context_role":"background","top_context_polarity":"background","context_text":"2018, ApJ, 858, 115, doi: 10.3847/1538-4357/aabfc1 Almeida, L. A., Sana, H., de Mink, S. E., et al. 2015, ApJ, 812, 102, doi: 10.1088/0004-637X/812/2/102 Anders, E. H., Jermyn, A. S., Lecoanet, D., & Brown, B. P. 2022, ApJ, 926, 169, doi: 10.3847/1538-4357/ac408d Angulo, C., Arnould, M., Rayet, M., et al. 1999, NuPhA, 656, 3, doi: 10.1016/S0375-9474(99)00030-5 Antoni, A., Jiang, Y.-F., & Quataert, E. 2025, arXiv e-prints, arXiv:2509.16308, doi: 10.48550/arXiv.2509.16308 Arnett, W. D. 1977, ApJS, 35, 145, doi: 10.1086/190472 Baade, W., & Zwicky, F. 1934, Proceedings of the National Academy of Science, 20, 254, doi: 10.1073/pnas.20.5.254 Bavera, S. S., Fragos, T., Qin, Y., et al. 2020, A&A, 635, A97, doi: 10."},{"citing_arxiv_id":"2606.21691","ref_index":53,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Getting Tilted: Random Walk of Binary Black Hole Spin-Orbit Alignment in Dense Star Clusters","primary_cat":"astro-ph.HE","submitted_at":"2026-06-19T19:00:18+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":6.0,"formal_verification":"none","one_line_summary":"Models BBH spin-orbit alignment as random walk on sphere, deriving exact distribution after n encounters and showing alignment survives several strong encounters before isotropy.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.18081","ref_index":234,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"The Chirp-Mass Ladder: A New Rung Emerges","primary_cat":"astro-ph.HE","submitted_at":"2026-06-16T15:45:58+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"The chirp-mass distribution of GW-detected binary black holes shows a ladder of peaks doubling in mass, with a new intermediate peak at 19 solar masses confirming a prior prediction from the hierarchical merger model.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.06209","ref_index":12,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"The first decade of gravitational-wave measurements of black hole spins","primary_cat":"gr-qc","submitted_at":"2026-06-04T14:14:46+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":0.0,"formal_verification":"none","one_line_summary":"A review summarizing formation-channel predictions, waveform effects, and population-level constraints on stellar-mass black hole spins from the first decade of gravitational-wave observations.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null},{"citing_arxiv_id":"2606.03776","ref_index":2,"ref_count":1,"confidence":0.98,"is_internal_anchor":true,"paper_title":"Targeting black holes from metal-poor progenitors with next-generation gravitational-wave detectors","primary_cat":"astro-ph.HE","submitted_at":"2026-06-02T15:28:50+00:00","verdict":"UNVERDICTED","verdict_confidence":"LOW","novelty_score":5.0,"formal_verification":"none","one_line_summary":"Introduces a target redshift z_t to isolate metal-poor black hole progenitors and a statistical framework to test merger-rate variations against forecasts from Einstein Telescope and Cosmic Explorer.","context_count":0,"top_context_role":null,"top_context_polarity":null,"context_text":null}],"limit":50,"offset":0}