{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:6J5A7X5DWS5F3LG6T2EGZQJ3JD","short_pith_number":"pith:6J5A7X5D","schema_version":"1.0","canonical_sha256":"f27a0fdfa3b4ba5dacde9e886cc13b48d21d061918c089b668a367682f667fac","source":{"kind":"arxiv","id":"1711.09599","version":4},"attestation_state":"computed","paper":{"title":"Implications of the interstellar object 1I/'Oumuamua for planetary dynamics and planetesimal formation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Dimitri Veras, Elisa V. Quintana, Philip J. Armitage, Sean N. Raymond, Thomas Barclay","submitted_at":"2017-11-27T09:44:05Z","abstract_excerpt":"'Oumuamua, the first bona-fide interstellar planetesimal, was discovered passing through our Solar System on a hyperbolic orbit. This object was likely dynamically ejected from an extrasolar planetary system after a series of close encounters with gas giant planets. To account for 'Oumuamua's detection, simple arguments suggest that ~1 Earth mass of planetesimals are ejected per Solar mass of Galactic stars. However, that value assumes mono-sized planetesimals. If the planetesimal mass distribution is instead top-heavy the inferred mass in interstellar planetesimals increases to an implausibly"},"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":"1711.09599","kind":"arxiv","version":4},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-11-27T09:44:05Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"fe65bce6f45a0720f759fddeef4473960ddbe098087e659f216ef2df82fc12c2","abstract_canon_sha256":"8b5cd5af45009aaa46b9c8ec04aa53dfec2e4a4d85f640003fdb238e9044c7fb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:21:21.370655Z","signature_b64":"Vm63arcgxXMt/VoXhsiVW3E3o+vheTuXY8Tz0BOZIY7xA5T14qt2OEnCvRmxgeO8z4ngveXznmFSuojGe5qBAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f27a0fdfa3b4ba5dacde9e886cc13b48d21d061918c089b668a367682f667fac","last_reissued_at":"2026-05-18T00:21:21.368454Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:21:21.368454Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Implications of the interstellar object 1I/'Oumuamua for planetary dynamics and planetesimal formation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Dimitri Veras, Elisa V. Quintana, Philip J. Armitage, Sean N. Raymond, Thomas Barclay","submitted_at":"2017-11-27T09:44:05Z","abstract_excerpt":"'Oumuamua, the first bona-fide interstellar planetesimal, was discovered passing through our Solar System on a hyperbolic orbit. This object was likely dynamically ejected from an extrasolar planetary system after a series of close encounters with gas giant planets. To account for 'Oumuamua's detection, simple arguments suggest that ~1 Earth mass of planetesimals are ejected per Solar mass of Galactic stars. However, that value assumes mono-sized planetesimals. If the planetesimal mass distribution is instead top-heavy the inferred mass in interstellar planetesimals increases to an implausibly"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1711.09599","kind":"arxiv","version":4},"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":"1711.09599","created_at":"2026-05-18T00:21:21.369962+00:00"},{"alias_kind":"arxiv_version","alias_value":"1711.09599v4","created_at":"2026-05-18T00:21:21.369962+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1711.09599","created_at":"2026-05-18T00:21:21.369962+00:00"},{"alias_kind":"pith_short_12","alias_value":"6J5A7X5DWS5F","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_16","alias_value":"6J5A7X5DWS5F3LG6","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_8","alias_value":"6J5A7X5D","created_at":"2026-05-18T12:31:03.183658+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1907.01910","citing_title":"The Natural History of 'Oumuamua","ref_index":29,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD","json":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD.json","graph_json":"https://pith.science/api/pith-number/6J5A7X5DWS5F3LG6T2EGZQJ3JD/graph.json","events_json":"https://pith.science/api/pith-number/6J5A7X5DWS5F3LG6T2EGZQJ3JD/events.json","paper":"https://pith.science/paper/6J5A7X5D"},"agent_actions":{"view_html":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD","download_json":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD.json","view_paper":"https://pith.science/paper/6J5A7X5D","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1711.09599&json=true","fetch_graph":"https://pith.science/api/pith-number/6J5A7X5DWS5F3LG6T2EGZQJ3JD/graph.json","fetch_events":"https://pith.science/api/pith-number/6J5A7X5DWS5F3LG6T2EGZQJ3JD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD/action/storage_attestation","attest_author":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD/action/author_attestation","sign_citation":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD/action/citation_signature","submit_replication":"https://pith.science/pith/6J5A7X5DWS5F3LG6T2EGZQJ3JD/action/replication_record"}},"created_at":"2026-05-18T00:21:21.369962+00:00","updated_at":"2026-05-18T00:21:21.369962+00:00"}