{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:2XMXFA56ILEE775ATT3VMELSWG","short_pith_number":"pith:2XMXFA56","schema_version":"1.0","canonical_sha256":"d5d97283be42c84fffa09cf7561172b1a01ad5bdded22bce85d2c96f4ae397d9","source":{"kind":"arxiv","id":"1401.4016","version":1},"attestation_state":"computed","paper":{"title":"A Density Dependence for Protostellar Luminosity in Class I Sources: Collaborative Accretion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bruce G. Elmegreen, Rachel Hurst, Xavier Koenig","submitted_at":"2014-01-16T13:19:40Z","abstract_excerpt":"Class I protostars in three high-mass star-forming regions are found to have correlations among the local projected density of other Class I protostars, the summed flux from these other protostars, and the protostellar luminosity in the WISE 22 micron band. Brighter Class I sources form in higher-density and higher-flux regions, while low luminosity sources form anywhere. These correlations depend slightly on the number of neighbors considered (from 2 to 20) and could include a size-of-sample effect from the initial mass function (i.e., larger numbers include rarer and more massive stars). Lum"},"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":"1401.4016","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-01-16T13:19:40Z","cross_cats_sorted":[],"title_canon_sha256":"033c2b76d044bff77b18e07949451241510cb8d912c60298f272d0c0632944e2","abstract_canon_sha256":"33823488272ff3ddf576d8af1707826e5998bd4e6a1947cdabaf4a7f67ec0fbb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:45:24.894001Z","signature_b64":"sLKiXwVoTiwV37lGpUr9qI+ICkiGwc5Z931AiamxLWwUZCEyuIwZDiNX+OR7u3QiTAWgiMXfwiGukuE/cI4tBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d5d97283be42c84fffa09cf7561172b1a01ad5bdded22bce85d2c96f4ae397d9","last_reissued_at":"2026-05-18T01:45:24.893572Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:45:24.893572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Density Dependence for Protostellar Luminosity in Class I Sources: Collaborative Accretion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Bruce G. Elmegreen, Rachel Hurst, Xavier Koenig","submitted_at":"2014-01-16T13:19:40Z","abstract_excerpt":"Class I protostars in three high-mass star-forming regions are found to have correlations among the local projected density of other Class I protostars, the summed flux from these other protostars, and the protostellar luminosity in the WISE 22 micron band. Brighter Class I sources form in higher-density and higher-flux regions, while low luminosity sources form anywhere. These correlations depend slightly on the number of neighbors considered (from 2 to 20) and could include a size-of-sample effect from the initial mass function (i.e., larger numbers include rarer and more massive stars). Lum"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1401.4016","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":"1401.4016","created_at":"2026-05-18T01:45:24.893634+00:00"},{"alias_kind":"arxiv_version","alias_value":"1401.4016v1","created_at":"2026-05-18T01:45:24.893634+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1401.4016","created_at":"2026-05-18T01:45:24.893634+00:00"},{"alias_kind":"pith_short_12","alias_value":"2XMXFA56ILEE","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_16","alias_value":"2XMXFA56ILEE775A","created_at":"2026-05-18T12:28:11.866339+00:00"},{"alias_kind":"pith_short_8","alias_value":"2XMXFA56","created_at":"2026-05-18T12:28:11.866339+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/2XMXFA56ILEE775ATT3VMELSWG","json":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG.json","graph_json":"https://pith.science/api/pith-number/2XMXFA56ILEE775ATT3VMELSWG/graph.json","events_json":"https://pith.science/api/pith-number/2XMXFA56ILEE775ATT3VMELSWG/events.json","paper":"https://pith.science/paper/2XMXFA56"},"agent_actions":{"view_html":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG","download_json":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG.json","view_paper":"https://pith.science/paper/2XMXFA56","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1401.4016&json=true","fetch_graph":"https://pith.science/api/pith-number/2XMXFA56ILEE775ATT3VMELSWG/graph.json","fetch_events":"https://pith.science/api/pith-number/2XMXFA56ILEE775ATT3VMELSWG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG/action/storage_attestation","attest_author":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG/action/author_attestation","sign_citation":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG/action/citation_signature","submit_replication":"https://pith.science/pith/2XMXFA56ILEE775ATT3VMELSWG/action/replication_record"}},"created_at":"2026-05-18T01:45:24.893634+00:00","updated_at":"2026-05-18T01:45:24.893634+00:00"}