{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y","short_pith_number":"pith:BRO7PUJ5","schema_version":"1.0","canonical_sha256":"0c5df7d13d4daedc7f3cc9eeae15b9ee3a3fa9206526964dd259bf5fd90c8973","source":{"kind":"arxiv","id":"1712.08485","version":2},"attestation_state":"computed","paper":{"title":"On the Formation of Runaway Stars BN and x in the Orion Nebula Cluster","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"2) ((1) Dept. of Space, Chalmers University of Technology (2) Dept. of Astronomy, Earth, Environment, Jonathan C. Tan (1, Juan P. Farias (1), University of Virginia)","submitted_at":"2017-12-22T15:00:14Z","abstract_excerpt":"We explore scenarios for the dynamical ejection of stars BN and x from source I in the Kleinmann-Low nebula of the Orion Nebula Cluster (ONC), which is important for being the closest region of massive star formation. This ejection would cause source I to become a close binary or a merger product of two stars. We thus consider binary-binary encounters as the mechanism to produce this event. By running a large suite of $N$-body simulations, we find that it is nearly impossible to match the observations when using the commonly adopted masses for the participants, especially a source I mass of $7"},"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":"1712.08485","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2017-12-22T15:00:14Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"32b79e17f424754fbf0be7dfaf6f93730daa92752339ef99a86e98f5a9f67e3b","abstract_canon_sha256":"49e344d1082c0e7f267dc4d2a6b37e389a6d2fd8d5d2ff7ab4a8ca521e488946"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:16:27.587444Z","signature_b64":"CVR34uILYgeuN47lOuVYNm8kEp+3pfcUbj1xarLPCZP3Q5G81LPzkxhTwlSPURcxvVxdXKe7y3Q4tSGghYAfCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0c5df7d13d4daedc7f3cc9eeae15b9ee3a3fa9206526964dd259bf5fd90c8973","last_reissued_at":"2026-05-18T00:16:27.586660Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:16:27.586660Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"On the Formation of Runaway Stars BN and x in the Orion Nebula Cluster","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"2) ((1) Dept. of Space, Chalmers University of Technology (2) Dept. of Astronomy, Earth, Environment, Jonathan C. Tan (1, Juan P. Farias (1), University of Virginia)","submitted_at":"2017-12-22T15:00:14Z","abstract_excerpt":"We explore scenarios for the dynamical ejection of stars BN and x from source I in the Kleinmann-Low nebula of the Orion Nebula Cluster (ONC), which is important for being the closest region of massive star formation. This ejection would cause source I to become a close binary or a merger product of two stars. We thus consider binary-binary encounters as the mechanism to produce this event. By running a large suite of $N$-body simulations, we find that it is nearly impossible to match the observations when using the commonly adopted masses for the participants, especially a source I mass of $7"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.08485","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":""},"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":"1712.08485","created_at":"2026-05-18T00:16:27.586796+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.08485v2","created_at":"2026-05-18T00:16:27.586796+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.08485","created_at":"2026-05-18T00:16:27.586796+00:00"},{"alias_kind":"pith_short_12","alias_value":"BRO7PUJ5JWXN","created_at":"2026-05-18T12:31:08.081275+00:00"},{"alias_kind":"pith_short_16","alias_value":"BRO7PUJ5JWXNY7Z4","created_at":"2026-05-18T12:31:08.081275+00:00"},{"alias_kind":"pith_short_8","alias_value":"BRO7PUJ5","created_at":"2026-05-18T12:31:08.081275+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/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y","json":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y.json","graph_json":"https://pith.science/api/pith-number/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/graph.json","events_json":"https://pith.science/api/pith-number/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/events.json","paper":"https://pith.science/paper/BRO7PUJ5"},"agent_actions":{"view_html":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y","download_json":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y.json","view_paper":"https://pith.science/paper/BRO7PUJ5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.08485&json=true","fetch_graph":"https://pith.science/api/pith-number/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/graph.json","fetch_events":"https://pith.science/api/pith-number/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/action/storage_attestation","attest_author":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/action/author_attestation","sign_citation":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/action/citation_signature","submit_replication":"https://pith.science/pith/BRO7PUJ5JWXNY7Z4ZHXK4FNZ5Y/action/replication_record"}},"created_at":"2026-05-18T00:16:27.586796+00:00","updated_at":"2026-05-18T00:16:27.586796+00:00"}