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In contrast, `Oumuamua's trajectory indicates that it was moving with the local stars, as expected from a low-velocity ejection from a relatively nearby system. Here I assume that `Oumuamua is typical of 100-m interstellar objects, and speculate on its origins. I find that giant planets are relatively inefficient at ejecting small bodies from i"},"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":"1712.01823","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2017-12-05T18:56:27Z","cross_cats_sorted":[],"title_canon_sha256":"1ef417d068e12590e7099cfc5af27a18b8611ec26775edcae07ea124f07a9b73","abstract_canon_sha256":"6b4096f777459182a16058a8890c87734a358e2eb5774c952b606049fb10d130"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:26:23.399849Z","signature_b64":"pQkGfk4d5TE4R2E4SIsG57IxU3iQ0tophLY9C2bLzqWE9it7R2BB8OVqtIaMthOmapW8YRPWD4lirhSnPJDODQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"014139aa13d3e46964e7666bc218e6c64258d0300b5029c3f3aca2021eda4a8a","last_reissued_at":"2026-05-18T00:26:23.399042Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:26:23.399042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"1I/`Oumuamua as a Tidal Disruption Fragment From a Binary Star System","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.EP","authors_text":"Matija \\'Cuk","submitted_at":"2017-12-05T18:56:27Z","abstract_excerpt":"1I/`Oumuamua is the first known interstellar small body, probably being only about 100~m in size. 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