{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:TKYR6LLILBZEJVTHCUSFYVN2FT","short_pith_number":"pith:TKYR6LLI","schema_version":"1.0","canonical_sha256":"9ab11f2d68587244d66715245c55ba2cefbea63e8d7eeb9992fa1a8c3c128dae","source":{"kind":"arxiv","id":"1908.03942","version":3},"attestation_state":"computed","paper":{"title":"Primordial black holes from sound speed resonance in the inflaton-curvaton mixed scenario","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Chao Chen, Yi-Fu Cai","submitted_at":"2019-08-11T17:57:09Z","abstract_excerpt":"We study sound speed resonance (SSR) mechanism for primordial black hole (PBH) formation in an early universe scenario with inflaton and curvaton being mixed. In this scenario, the total primordial density perturbations can be contributed by the fluctuations from both the inflaton and curvaton fields, in which the inflaton fluctuations lead to the standard adiabatic perturbations, while the sound speed of the curvaton fluctuations are assumed to be oscillating during inflation. Due to the narrow resonance effect of SSR mechanism, we acquire the enhanced primordial density perturbations on smal"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1908.03942","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2019-08-11T17:57:09Z","cross_cats_sorted":["gr-qc","hep-ph","hep-th"],"title_canon_sha256":"81549f17f23b4cd456f4c0e3acc7eb6e4616bbf4c08853c7611e621b455f68e1","abstract_canon_sha256":"1b465b598ba5d2ff196d8c11c1fb25fd9587573d9ca31b8f5a7b1ac4b0775c56"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:16:05.024026Z","signature_b64":"dRiSr69vB3JUsR2oY8swgJBws+IxbDE2cbtaA/Hd0nlZhZ5Kwjj59kBqp2qo4YmY0brKR9WxyjToIf7ZE6WVBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ab11f2d68587244d66715245c55ba2cefbea63e8d7eeb9992fa1a8c3c128dae","last_reissued_at":"2026-07-05T00:16:05.023572Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:16:05.023572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Primordial black holes from sound speed resonance in the inflaton-curvaton mixed scenario","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","hep-ph","hep-th"],"primary_cat":"astro-ph.CO","authors_text":"Chao Chen, Yi-Fu Cai","submitted_at":"2019-08-11T17:57:09Z","abstract_excerpt":"We study sound speed resonance (SSR) mechanism for primordial black hole (PBH) formation in an early universe scenario with inflaton and curvaton being mixed. In this scenario, the total primordial density perturbations can be contributed by the fluctuations from both the inflaton and curvaton fields, in which the inflaton fluctuations lead to the standard adiabatic perturbations, while the sound speed of the curvaton fluctuations are assumed to be oscillating during inflation. Due to the narrow resonance effect of SSR mechanism, we acquire the enhanced primordial density perturbations on smal"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03942","kind":"arxiv","version":3},"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/1908.03942/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1908.03942","created_at":"2026-07-05T00:16:05.023622+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.03942v3","created_at":"2026-07-05T00:16:05.023622+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03942","created_at":"2026-07-05T00:16:05.023622+00:00"},{"alias_kind":"pith_short_12","alias_value":"TKYR6LLILBZE","created_at":"2026-07-05T00:16:05.023622+00:00"},{"alias_kind":"pith_short_16","alias_value":"TKYR6LLILBZEJVTH","created_at":"2026-07-05T00:16:05.023622+00:00"},{"alias_kind":"pith_short_8","alias_value":"TKYR6LLI","created_at":"2026-07-05T00:16:05.023622+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":3,"internal_anchor_count":0,"sample":[{"citing_arxiv_id":"2606.23307","citing_title":"Primordial Black Holes from Vector-Induced Curvature Perturbations Sourced by Primordial Magnetic Fields","ref_index":25,"is_internal_anchor":false},{"citing_arxiv_id":"2606.28296","citing_title":"Memoirs of the curvaton: non-perturbative non-Gaussianity and supermassive primordial black holes","ref_index":104,"is_internal_anchor":false},{"citing_arxiv_id":"2109.01398","citing_title":"Scalar induced gravitational waves review","ref_index":242,"is_internal_anchor":false}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT","json":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT.json","graph_json":"https://pith.science/api/pith-number/TKYR6LLILBZEJVTHCUSFYVN2FT/graph.json","events_json":"https://pith.science/api/pith-number/TKYR6LLILBZEJVTHCUSFYVN2FT/events.json","paper":"https://pith.science/paper/TKYR6LLI"},"agent_actions":{"view_html":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT","download_json":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT.json","view_paper":"https://pith.science/paper/TKYR6LLI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.03942&json=true","fetch_graph":"https://pith.science/api/pith-number/TKYR6LLILBZEJVTHCUSFYVN2FT/graph.json","fetch_events":"https://pith.science/api/pith-number/TKYR6LLILBZEJVTHCUSFYVN2FT/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT/action/timestamp_anchor","attest_storage":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT/action/storage_attestation","attest_author":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT/action/author_attestation","sign_citation":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT/action/citation_signature","submit_replication":"https://pith.science/pith/TKYR6LLILBZEJVTHCUSFYVN2FT/action/replication_record"}},"created_at":"2026-07-05T00:16:05.023622+00:00","updated_at":"2026-07-05T00:16:05.023622+00:00"}