{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:JNK7JDPNR5H6CL3M2QV3QC4WX7","short_pith_number":"pith:JNK7JDPN","schema_version":"1.0","canonical_sha256":"4b55f48ded8f4fe12f6cd42bb80b96bfea97b4390d5c5a0673fe4f8b5ccd3dbb","source":{"kind":"arxiv","id":"2507.15924","version":1},"attestation_state":"computed","paper":{"title":"Hidden binaries in star-forming regions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Mary H. Rawcliffe, Nathan Griffiths-Janvier, Richard J. Parker (University of Sheffield, UK)","submitted_at":"2025-07-21T18:00:00Z","abstract_excerpt":"A significant fraction of, and possibly all, stars form in binary or multiple systems. For Solar-mass stars in the Galactic field, the distribution of orbital separations is log-normal over seven orders of magnitude, from $10^{-2} - 10^5$ au. In contrast, the separation distributions of systems in nearby star-forming regions paints a much more confusing picture. There appears to be an excess of systems in the separation range 10 - 1000 au, and recent high-resolution spectroscopic observations of close (<10 au) systems suggest a field-like distribution in some star-forming regions, but a possib"},"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":"2507.15924","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.SR","submitted_at":"2025-07-21T18:00:00Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"c1df1ca5af1b57121ae754a9a0d6d33a0c207575669853484f8f77048427319b","abstract_canon_sha256":"3c544a91dcd98c38782f6c669fdba1b7e4c3b5fc3ee761a12f4a9b546fffd156"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:40:59.337937Z","signature_b64":"NrT/pRGudofilk2EshEZu2gP0rBDoMz/7Io6LsaC5+7n5eFnA7kMG9by83a6IEjkeLPIq1gtOBGlarkgJ7IVCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4b55f48ded8f4fe12f6cd42bb80b96bfea97b4390d5c5a0673fe4f8b5ccd3dbb","last_reissued_at":"2026-07-05T11:40:59.337413Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:40:59.337413Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Hidden binaries in star-forming regions","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"Mary H. Rawcliffe, Nathan Griffiths-Janvier, Richard J. Parker (University of Sheffield, UK)","submitted_at":"2025-07-21T18:00:00Z","abstract_excerpt":"A significant fraction of, and possibly all, stars form in binary or multiple systems. For Solar-mass stars in the Galactic field, the distribution of orbital separations is log-normal over seven orders of magnitude, from $10^{-2} - 10^5$ au. In contrast, the separation distributions of systems in nearby star-forming regions paints a much more confusing picture. There appears to be an excess of systems in the separation range 10 - 1000 au, and recent high-resolution spectroscopic observations of close (<10 au) systems suggest a field-like distribution in some star-forming regions, but a possib"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.15924","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/2507.15924/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":"2507.15924","created_at":"2026-07-05T11:40:59.337475+00:00"},{"alias_kind":"arxiv_version","alias_value":"2507.15924v1","created_at":"2026-07-05T11:40:59.337475+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.15924","created_at":"2026-07-05T11:40:59.337475+00:00"},{"alias_kind":"pith_short_12","alias_value":"JNK7JDPNR5H6","created_at":"2026-07-05T11:40:59.337475+00:00"},{"alias_kind":"pith_short_16","alias_value":"JNK7JDPNR5H6CL3M","created_at":"2026-07-05T11:40:59.337475+00:00"},{"alias_kind":"pith_short_8","alias_value":"JNK7JDPN","created_at":"2026-07-05T11:40:59.337475+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/JNK7JDPNR5H6CL3M2QV3QC4WX7","json":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7.json","graph_json":"https://pith.science/api/pith-number/JNK7JDPNR5H6CL3M2QV3QC4WX7/graph.json","events_json":"https://pith.science/api/pith-number/JNK7JDPNR5H6CL3M2QV3QC4WX7/events.json","paper":"https://pith.science/paper/JNK7JDPN"},"agent_actions":{"view_html":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7","download_json":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7.json","view_paper":"https://pith.science/paper/JNK7JDPN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2507.15924&json=true","fetch_graph":"https://pith.science/api/pith-number/JNK7JDPNR5H6CL3M2QV3QC4WX7/graph.json","fetch_events":"https://pith.science/api/pith-number/JNK7JDPNR5H6CL3M2QV3QC4WX7/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7/action/storage_attestation","attest_author":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7/action/author_attestation","sign_citation":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7/action/citation_signature","submit_replication":"https://pith.science/pith/JNK7JDPNR5H6CL3M2QV3QC4WX7/action/replication_record"}},"created_at":"2026-07-05T11:40:59.337475+00:00","updated_at":"2026-07-05T11:40:59.337475+00:00"}