{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:ZUU4JT3RPM2ZQHMZKEMZ4QPFDU","short_pith_number":"pith:ZUU4JT3R","schema_version":"1.0","canonical_sha256":"cd29c4cf717b35981d9951199e41e51d288d0d0cf16af7178fb3a7354ff73516","source":{"kind":"arxiv","id":"1910.03286","version":1},"attestation_state":"computed","paper":{"title":"Early-Stage SEP Acceleration by CME-Driven Shocks with Realistic Seed Spectra: I. Low corona","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Ashraf Farahat, Kamen Kozarev, Maher A. Dayeh","submitted_at":"2019-10-08T09:03:23Z","abstract_excerpt":"An outstanding problem in heliospheric physics is understanding the acceleration of solar energetic particles (SEP) in coronal mass ejections (CMEs) and flares. A fundamental question is whether the acceleration occurs in interplanetary space, or near the Sun. Recent work has shown that CME-driven shocks may produce SEPs while still below 5 solar radii. In this work we explore SEP acceleration during the onset of CMEs and shocks even lower in the corona, using realistic suprathermal spectra, for a selection of events. We have calculated quiet-time, pre-event suprathermal particle spectra from "},"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":"1910.03286","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2019-10-08T09:03:23Z","cross_cats_sorted":["physics.space-ph"],"title_canon_sha256":"c767c27310b19bfbae2718a98eb92dd7fa5de60b06237aacf2cd3fe55d8fb020","abstract_canon_sha256":"2ccd22f9b120f71e7587112fc224b68805f009763c11381576ed1c40d598d9fd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:10:19.948533Z","signature_b64":"4du89W2gvgjPdnNENPrEE/CP6+yItYUBmJMeg/7S2tp/PvdtxQrl0qBd69H+8nWReskT5B0ZFbwrX2w2HGvYAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd29c4cf717b35981d9951199e41e51d288d0d0cf16af7178fb3a7354ff73516","last_reissued_at":"2026-07-05T00:10:19.948105Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:10:19.948105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Early-Stage SEP Acceleration by CME-Driven Shocks with Realistic Seed Spectra: I. Low corona","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.space-ph"],"primary_cat":"astro-ph.SR","authors_text":"Ashraf Farahat, Kamen Kozarev, Maher A. Dayeh","submitted_at":"2019-10-08T09:03:23Z","abstract_excerpt":"An outstanding problem in heliospheric physics is understanding the acceleration of solar energetic particles (SEP) in coronal mass ejections (CMEs) and flares. A fundamental question is whether the acceleration occurs in interplanetary space, or near the Sun. Recent work has shown that CME-driven shocks may produce SEPs while still below 5 solar radii. In this work we explore SEP acceleration during the onset of CMEs and shocks even lower in the corona, using realistic suprathermal spectra, for a selection of events. We have calculated quiet-time, pre-event suprathermal particle spectra from "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.03286","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1910.03286/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":"1910.03286","created_at":"2026-07-05T00:10:19.948173+00:00"},{"alias_kind":"arxiv_version","alias_value":"1910.03286v1","created_at":"2026-07-05T00:10:19.948173+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.03286","created_at":"2026-07-05T00:10:19.948173+00:00"},{"alias_kind":"pith_short_12","alias_value":"ZUU4JT3RPM2Z","created_at":"2026-07-05T00:10:19.948173+00:00"},{"alias_kind":"pith_short_16","alias_value":"ZUU4JT3RPM2ZQHMZ","created_at":"2026-07-05T00:10:19.948173+00:00"},{"alias_kind":"pith_short_8","alias_value":"ZUU4JT3R","created_at":"2026-07-05T00:10:19.948173+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/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU","json":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU.json","graph_json":"https://pith.science/api/pith-number/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/graph.json","events_json":"https://pith.science/api/pith-number/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/events.json","paper":"https://pith.science/paper/ZUU4JT3R"},"agent_actions":{"view_html":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU","download_json":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU.json","view_paper":"https://pith.science/paper/ZUU4JT3R","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1910.03286&json=true","fetch_graph":"https://pith.science/api/pith-number/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/graph.json","fetch_events":"https://pith.science/api/pith-number/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/action/storage_attestation","attest_author":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/action/author_attestation","sign_citation":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/action/citation_signature","submit_replication":"https://pith.science/pith/ZUU4JT3RPM2ZQHMZKEMZ4QPFDU/action/replication_record"}},"created_at":"2026-07-05T00:10:19.948173+00:00","updated_at":"2026-07-05T00:10:19.948173+00:00"}