{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:YMCED4FXTEYSWTWZZHTC6L3LPX","short_pith_number":"pith:YMCED4FX","schema_version":"1.0","canonical_sha256":"c30441f0b799312b4ed9c9e62f2f6b7df64759086a12a88d5c2091264b614603","source":{"kind":"arxiv","id":"1111.3079","version":1},"attestation_state":"computed","paper":{"title":"Secular Gravitational Instability of a Dust Layer in Shear Turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Eiichiro Kokubo, Shugo Michikoshi, Shu-ichiro Inutsuka","submitted_at":"2011-11-14T00:06:05Z","abstract_excerpt":"We perform a linear stability analysis of a dust layer in a turbulent gas disk. Youdin (2011) investigated the secular gravitational instability of a dust layer using hydrodynamic equations with a turbulent diffusion term. We obtain essentially the same result independently of Youdin (2011). In the present analysis, we restrict the area of interest to small dust particles, while investigating the secular gravitational instability in a more rigorous manner. We discuss the time evolution of the dust surface density distribution using a stochastic model and derive the advection-diffusion equation"},"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":"1111.3079","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2011-11-14T00:06:05Z","cross_cats_sorted":[],"title_canon_sha256":"5f0ae114cdeda00aa025b05492891a23ca7c386a990637b1037fa76cff2c99ce","abstract_canon_sha256":"094587bcefd17f09008a1ed63c4c35a0662bc91db493953e5d8cb68416942cbd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:59:39.584133Z","signature_b64":"0OGYOWVYMsMc9OQnvRaDkeXmN+6t93iflGllL2r40arkg7bDo2HYquG0JgFA0iKrm2EWSkox3RkKU5IU323mBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c30441f0b799312b4ed9c9e62f2f6b7df64759086a12a88d5c2091264b614603","last_reissued_at":"2026-05-18T01:59:39.583408Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:59:39.583408Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Secular Gravitational Instability of a Dust Layer in Shear Turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Eiichiro Kokubo, Shugo Michikoshi, Shu-ichiro Inutsuka","submitted_at":"2011-11-14T00:06:05Z","abstract_excerpt":"We perform a linear stability analysis of a dust layer in a turbulent gas disk. Youdin (2011) investigated the secular gravitational instability of a dust layer using hydrodynamic equations with a turbulent diffusion term. We obtain essentially the same result independently of Youdin (2011). In the present analysis, we restrict the area of interest to small dust particles, while investigating the secular gravitational instability in a more rigorous manner. We discuss the time evolution of the dust surface density distribution using a stochastic model and derive the advection-diffusion equation"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1111.3079","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"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":"1111.3079","created_at":"2026-05-18T01:59:39.583531+00:00"},{"alias_kind":"arxiv_version","alias_value":"1111.3079v1","created_at":"2026-05-18T01:59:39.583531+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1111.3079","created_at":"2026-05-18T01:59:39.583531+00:00"},{"alias_kind":"pith_short_12","alias_value":"YMCED4FXTEYS","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_16","alias_value":"YMCED4FXTEYSWTWZ","created_at":"2026-05-18T12:26:47.523578+00:00"},{"alias_kind":"pith_short_8","alias_value":"YMCED4FX","created_at":"2026-05-18T12:26:47.523578+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX","json":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX.json","graph_json":"https://pith.science/api/pith-number/YMCED4FXTEYSWTWZZHTC6L3LPX/graph.json","events_json":"https://pith.science/api/pith-number/YMCED4FXTEYSWTWZZHTC6L3LPX/events.json","paper":"https://pith.science/paper/YMCED4FX"},"agent_actions":{"view_html":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX","download_json":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX.json","view_paper":"https://pith.science/paper/YMCED4FX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1111.3079&json=true","fetch_graph":"https://pith.science/api/pith-number/YMCED4FXTEYSWTWZZHTC6L3LPX/graph.json","fetch_events":"https://pith.science/api/pith-number/YMCED4FXTEYSWTWZZHTC6L3LPX/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX/action/storage_attestation","attest_author":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX/action/author_attestation","sign_citation":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX/action/citation_signature","submit_replication":"https://pith.science/pith/YMCED4FXTEYSWTWZZHTC6L3LPX/action/replication_record"}},"created_at":"2026-05-18T01:59:39.583531+00:00","updated_at":"2026-05-18T01:59:39.583531+00:00"}