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We quantify the spatial structure using the $\\mathcal{Q}$-parameter and find that both IC348 and NGC1333 are smooth and centrally concentrated with $\\mathcal{Q}$-parameters of 0.98 and 0.89 respectively. Neither region exhibits mass segregation ($\\Lambda_{\\rm MSR} = 1.1^{+0.2}_{-0.3}$ for IC348 and $\\Lambda_{\\rm MSR} = 1.2^{+0.4}_{-0.3}$ for NGC1333, where $\\Lambda_{\\rm MSR} \\sim 1$ corresponds to no mass segregation), nor do the most m"},"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":"1703.08547","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2017-03-24T18:00:01Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"d24c0ac67c7f82cf6f97b5f01860c27ab4c2087dd2005f10b6f1b31bb83ce273","abstract_canon_sha256":"37038942aeadf4aedcc43834a600ebad198d98f8a31db99105e38a4b178a5caa"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:43:26.110036Z","signature_b64":"DG6t11Kgv5KdTwYbXVuyssZBcwn8jjVZCMHyqrMdu16OxRuxJM3ntxZQsZXH1hOaatrHt1/SXMxZ72nif2aOAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f252016af966c39b1e4879ea3bbc5cafa1ea4165387c1f78ae1a1a75be3804b9","last_reissued_at":"2026-05-18T00:43:26.109465Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:43:26.109465Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dynamical histories of the IC348 and NGC1333 star-forming regions in Perseus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.GA","authors_text":"2. ESA, Baltimore, Catarina Alves de Oliveira (2) (1. University of Sheffield, Richard J. Parker (1), UK, USA)","submitted_at":"2017-03-24T18:00:01Z","abstract_excerpt":"We present analyses of the spatial distributions of stars in the young (1 - 3 Myr) star-forming regions IC348 and NGC1333 in the Perseus Giant Molecular Cloud. We quantify the spatial structure using the $\\mathcal{Q}$-parameter and find that both IC348 and NGC1333 are smooth and centrally concentrated with $\\mathcal{Q}$-parameters of 0.98 and 0.89 respectively. Neither region exhibits mass segregation ($\\Lambda_{\\rm MSR} = 1.1^{+0.2}_{-0.3}$ for IC348 and $\\Lambda_{\\rm MSR} = 1.2^{+0.4}_{-0.3}$ for NGC1333, where $\\Lambda_{\\rm MSR} \\sim 1$ corresponds to no mass segregation), nor do the most m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.08547","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":""},"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":"1703.08547","created_at":"2026-05-18T00:43:26.109546+00:00"},{"alias_kind":"arxiv_version","alias_value":"1703.08547v1","created_at":"2026-05-18T00:43:26.109546+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.08547","created_at":"2026-05-18T00:43:26.109546+00:00"},{"alias_kind":"pith_short_12","alias_value":"6JJAC2XZM3BZ","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_16","alias_value":"6JJAC2XZM3BZWHSI","created_at":"2026-05-18T12:31:03.183658+00:00"},{"alias_kind":"pith_short_8","alias_value":"6JJAC2XZ","created_at":"2026-05-18T12:31:03.183658+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/6JJAC2XZM3BZWHSIPHVDXPC4V6","json":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6.json","graph_json":"https://pith.science/api/pith-number/6JJAC2XZM3BZWHSIPHVDXPC4V6/graph.json","events_json":"https://pith.science/api/pith-number/6JJAC2XZM3BZWHSIPHVDXPC4V6/events.json","paper":"https://pith.science/paper/6JJAC2XZ"},"agent_actions":{"view_html":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6","download_json":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6.json","view_paper":"https://pith.science/paper/6JJAC2XZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1703.08547&json=true","fetch_graph":"https://pith.science/api/pith-number/6JJAC2XZM3BZWHSIPHVDXPC4V6/graph.json","fetch_events":"https://pith.science/api/pith-number/6JJAC2XZM3BZWHSIPHVDXPC4V6/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6/action/storage_attestation","attest_author":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6/action/author_attestation","sign_citation":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6/action/citation_signature","submit_replication":"https://pith.science/pith/6JJAC2XZM3BZWHSIPHVDXPC4V6/action/replication_record"}},"created_at":"2026-05-18T00:43:26.109546+00:00","updated_at":"2026-05-18T00:43:26.109546+00:00"}