{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:IGE6UHA5IUMW4HVG2Q75NMAJLH","short_pith_number":"pith:IGE6UHA5","schema_version":"1.0","canonical_sha256":"4189ea1c1d45196e1ea6d43fd6b00959f637b9aa4713d34e964b1f80e8e37475","source":{"kind":"arxiv","id":"1806.05786","version":2},"attestation_state":"computed","paper":{"title":"The circumgalactic medium of eBOSS emission line galaxies: signatures of galactic outflows in gas distribution and kinematics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Houjun Mo, Ting-Wen Lan","submitted_at":"2018-06-15T02:07:06Z","abstract_excerpt":"We study the distribution and kinematics of the cool circumgalactic medium (CGM) of emission line galaxies (ELGs) traced by metal absorption lines. Using about 200,000 ELGs from SDSS-IV eBOSS and half a million background quasars from SDSS, we measure the median absorption strength of MgII and FeII lines in quasar spectra for impact parameters ranging from 10 kpc to 1 Mpc. For comparison we measure the same quantity around luminous red galaxies (LRGs). On scales greater than 100 kpc both ELGs and LRGs exhibit similar absorption profiles. However, metal absorption is 5-10 times stronger around "},"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":"1806.05786","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-06-15T02:07:06Z","cross_cats_sorted":[],"title_canon_sha256":"2a659d68f883a37603c0e0370bb91e184fa6e5aad72955759bec1e13145716da","abstract_canon_sha256":"caf6c6cbb2736a86edc9a26e30072b50a26d48ad79d460450b94bd47eba49544"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:05.236728Z","signature_b64":"QqeJtXroBDww4RdaMpasw4MVfb+356q93Yqq6y84haPs9TK7qNXs091bhTqk06FXD5vApB4QqiOu6Zma4teJBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4189ea1c1d45196e1ea6d43fd6b00959f637b9aa4713d34e964b1f80e8e37475","last_reissued_at":"2026-05-18T00:03:05.236323Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:05.236323Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The circumgalactic medium of eBOSS emission line galaxies: signatures of galactic outflows in gas distribution and kinematics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Houjun Mo, Ting-Wen Lan","submitted_at":"2018-06-15T02:07:06Z","abstract_excerpt":"We study the distribution and kinematics of the cool circumgalactic medium (CGM) of emission line galaxies (ELGs) traced by metal absorption lines. Using about 200,000 ELGs from SDSS-IV eBOSS and half a million background quasars from SDSS, we measure the median absorption strength of MgII and FeII lines in quasar spectra for impact parameters ranging from 10 kpc to 1 Mpc. For comparison we measure the same quantity around luminous red galaxies (LRGs). On scales greater than 100 kpc both ELGs and LRGs exhibit similar absorption profiles. However, metal absorption is 5-10 times stronger around "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.05786","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":"1806.05786","created_at":"2026-05-18T00:03:05.236390+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.05786v2","created_at":"2026-05-18T00:03:05.236390+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.05786","created_at":"2026-05-18T00:03:05.236390+00:00"},{"alias_kind":"pith_short_12","alias_value":"IGE6UHA5IUMW","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_16","alias_value":"IGE6UHA5IUMW4HVG","created_at":"2026-05-18T12:32:28.185984+00:00"},{"alias_kind":"pith_short_8","alias_value":"IGE6UHA5","created_at":"2026-05-18T12:32:28.185984+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"1908.07675","citing_title":"The COS Absorption Survey of Baryon Harbors: The Galaxy Database and Cross-Correlation Analysis of OVI Systems","ref_index":48,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH","json":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH.json","graph_json":"https://pith.science/api/pith-number/IGE6UHA5IUMW4HVG2Q75NMAJLH/graph.json","events_json":"https://pith.science/api/pith-number/IGE6UHA5IUMW4HVG2Q75NMAJLH/events.json","paper":"https://pith.science/paper/IGE6UHA5"},"agent_actions":{"view_html":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH","download_json":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH.json","view_paper":"https://pith.science/paper/IGE6UHA5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.05786&json=true","fetch_graph":"https://pith.science/api/pith-number/IGE6UHA5IUMW4HVG2Q75NMAJLH/graph.json","fetch_events":"https://pith.science/api/pith-number/IGE6UHA5IUMW4HVG2Q75NMAJLH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH/action/storage_attestation","attest_author":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH/action/author_attestation","sign_citation":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH/action/citation_signature","submit_replication":"https://pith.science/pith/IGE6UHA5IUMW4HVG2Q75NMAJLH/action/replication_record"}},"created_at":"2026-05-18T00:03:05.236390+00:00","updated_at":"2026-05-18T00:03:05.236390+00:00"}