{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:AUOTPICMOWU5BKIMAAKB72CVE6","short_pith_number":"pith:AUOTPICM","schema_version":"1.0","canonical_sha256":"051d37a04c75a9d0a90c00141fe8552791b19b798e3e07816cca8d45cd41d2f3","source":{"kind":"arxiv","id":"1805.02975","version":2},"attestation_state":"computed","paper":{"title":"Solution to a collisionless shallow-angle magnetic presheath with kinetic ions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Alessandro Geraldini, Felix I. Parra, Fulvio Militello","submitted_at":"2018-05-08T12:31:46Z","abstract_excerpt":"Using a kinetic model for the ions and adiabatic electrons, we solve a steady state, electron-repelling magnetic presheath in which a uniform magnetic field makes a small angle $\\alpha \\ll 1$ (in radians) with the wall. The presheath characteristic thickness is the typical ion gyroradius $\\rho_{\\text{i}}$. The Debye length $\\lambda_{\\text{D}}$ and the collisional mean free path of an ion $\\lambda_{\\text{mfp}}$ satisfy the ordering $\\lambda_{\\text{D}} \\ll \\rho_{\\text{i}} \\ll \\alpha \\lambda_{\\text{mfp}}$, so a quasineutral and collisionless model is used. We assume that the electrostatic potenti"},"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":"1805.02975","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.plasm-ph","submitted_at":"2018-05-08T12:31:46Z","cross_cats_sorted":[],"title_canon_sha256":"7cc98bae48b7eb27bc09645b908431ef886315483c5a1105729b66a67ccbe9b4","abstract_canon_sha256":"069446d549468dcb127f4265862c8fc62c881ce03b39f1c5c799a8b7dec4b422"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:13:09.662393Z","signature_b64":"wFhq16c5YqrGopEGasJLFimpCIGICJ0iXRE3YQ2opQivuB5xpzhOrzsIGj7frteyZH+pZsLurmdhqWo0TyswDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"051d37a04c75a9d0a90c00141fe8552791b19b798e3e07816cca8d45cd41d2f3","last_reissued_at":"2026-07-05T02:13:09.661889Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:13:09.661889Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Solution to a collisionless shallow-angle magnetic presheath with kinetic ions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.plasm-ph","authors_text":"Alessandro Geraldini, Felix I. Parra, Fulvio Militello","submitted_at":"2018-05-08T12:31:46Z","abstract_excerpt":"Using a kinetic model for the ions and adiabatic electrons, we solve a steady state, electron-repelling magnetic presheath in which a uniform magnetic field makes a small angle $\\alpha \\ll 1$ (in radians) with the wall. The presheath characteristic thickness is the typical ion gyroradius $\\rho_{\\text{i}}$. The Debye length $\\lambda_{\\text{D}}$ and the collisional mean free path of an ion $\\lambda_{\\text{mfp}}$ satisfy the ordering $\\lambda_{\\text{D}} \\ll \\rho_{\\text{i}} \\ll \\alpha \\lambda_{\\text{mfp}}$, so a quasineutral and collisionless model is used. We assume that the electrostatic potenti"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1805.02975","kind":"arxiv","version":2},"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/1805.02975/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":"1805.02975","created_at":"2026-07-05T02:13:09.661950+00:00"},{"alias_kind":"arxiv_version","alias_value":"1805.02975v2","created_at":"2026-07-05T02:13:09.661950+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1805.02975","created_at":"2026-07-05T02:13:09.661950+00:00"},{"alias_kind":"pith_short_12","alias_value":"AUOTPICMOWU5","created_at":"2026-07-05T02:13:09.661950+00:00"},{"alias_kind":"pith_short_16","alias_value":"AUOTPICMOWU5BKIM","created_at":"2026-07-05T02:13:09.661950+00:00"},{"alias_kind":"pith_short_8","alias_value":"AUOTPICM","created_at":"2026-07-05T02:13:09.661950+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/AUOTPICMOWU5BKIMAAKB72CVE6","json":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6.json","graph_json":"https://pith.science/api/pith-number/AUOTPICMOWU5BKIMAAKB72CVE6/graph.json","events_json":"https://pith.science/api/pith-number/AUOTPICMOWU5BKIMAAKB72CVE6/events.json","paper":"https://pith.science/paper/AUOTPICM"},"agent_actions":{"view_html":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6","download_json":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6.json","view_paper":"https://pith.science/paper/AUOTPICM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1805.02975&json=true","fetch_graph":"https://pith.science/api/pith-number/AUOTPICMOWU5BKIMAAKB72CVE6/graph.json","fetch_events":"https://pith.science/api/pith-number/AUOTPICMOWU5BKIMAAKB72CVE6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6/action/storage_attestation","attest_author":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6/action/author_attestation","sign_citation":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6/action/citation_signature","submit_replication":"https://pith.science/pith/AUOTPICMOWU5BKIMAAKB72CVE6/action/replication_record"}},"created_at":"2026-07-05T02:13:09.661950+00:00","updated_at":"2026-07-05T02:13:09.661950+00:00"}