{"paper":{"title":"Constraints on the primordial curvature power spectrum at small scales between $3\\times 10^{18}$ and $4.5\\times 10^{21}~\\rm Mpc^{-1}$","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["gr-qc","hep-ph"],"primary_cat":"astro-ph.CO","authors_text":"Yupeng Yang","submitted_at":"2024-11-28T03:30:43Z","abstract_excerpt":"The primordial curvature power spectrum $\\mathcal{P}_\\mathcal{R}$ has been measured with high precision on large scales $10^{-4}\\lesssim k\\lesssim 3~\\rm Mpc^{-1}$ based on observations of the cosmic microwave background, Lyman-$\\alpha$ forest and large scale structure. On small scales $3\\lesssim k \\lesssim 10^{23}~\\rm Mpc^{-1}$, constraints are primarily derived from studies on primordial black holes (PBHs). In particular, for very small scales $10^{17}\\lesssim k\\lesssim 10^{23}~{\\rm Mpc^{-1}}$, current limits come exclusively from investigations of the lightest supersymmetric particles produc"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.18887","kind":"arxiv","version":5},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2411.18887/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}