{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:RYTMNS22QWVCEMHJ2MMCFN4RPM","short_pith_number":"pith:RYTMNS22","schema_version":"1.0","canonical_sha256":"8e26c6cb5a85aa2230e9d31822b7917b314b4d261475459aec320627b402dd78","source":{"kind":"arxiv","id":"1811.11773","version":1},"attestation_state":"computed","paper":{"title":"The host galaxies of FeLoBAL quasars at z$\\sim$0.9 are not dominated by recent major mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Efthymiadou, C. Bertemes, C. Villforth, F. Hamann, H. Herbst, T. Hamilton, T. Hewlett","submitted_at":"2018-11-28T19:00:22Z","abstract_excerpt":"Theoretical models have suggested an evolutionary model for quasars, in which most of luminous quasars are triggered by major mergers. It is also postulated that reddening as well as powerful outflows indicate an early phase of activity, close to the merger event. We test this model on a sample of quasars with powerful low ionization outflows seen in broad Iron absorption lines (FeLoBAL). This sample of objects show strong reddening in the optical and fast ($\\sim$0.1c) high column density outflows. We present HST WFC3/IR F160W imaging of 10 FeLoBAL host galaxies at redshifts z$\\sim$0.9 ($\\lamb"},"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":"1811.11773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-11-28T19:00:22Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"f79047eaab5867088f1185162d51b8ab813235e8841f0c16cbcba95dcacd0307","abstract_canon_sha256":"1200cda046fb6a58d5786f51e79f894464c29ce0010138b8c1afb7bdcb4ce540"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:36.032678Z","signature_b64":"xjAvVHeva2ACb3JYYz/3u/700qWixH1dDQZ4aIxoMivw18XAEwuXcwSWnobi1ZW36C9x0lIqcOzghyLnFmIDAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8e26c6cb5a85aa2230e9d31822b7917b314b4d261475459aec320627b402dd78","last_reissued_at":"2026-05-17T23:58:36.032009Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:36.032009Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The host galaxies of FeLoBAL quasars at z$\\sim$0.9 are not dominated by recent major mergers","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"A. Efthymiadou, C. Bertemes, C. Villforth, F. Hamann, H. Herbst, T. Hamilton, T. Hewlett","submitted_at":"2018-11-28T19:00:22Z","abstract_excerpt":"Theoretical models have suggested an evolutionary model for quasars, in which most of luminous quasars are triggered by major mergers. It is also postulated that reddening as well as powerful outflows indicate an early phase of activity, close to the merger event. We test this model on a sample of quasars with powerful low ionization outflows seen in broad Iron absorption lines (FeLoBAL). This sample of objects show strong reddening in the optical and fast ($\\sim$0.1c) high column density outflows. We present HST WFC3/IR F160W imaging of 10 FeLoBAL host galaxies at redshifts z$\\sim$0.9 ($\\lamb"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.11773","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":"1811.11773","created_at":"2026-05-17T23:58:36.032086+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.11773v1","created_at":"2026-05-17T23:58:36.032086+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.11773","created_at":"2026-05-17T23:58:36.032086+00:00"},{"alias_kind":"pith_short_12","alias_value":"RYTMNS22QWVC","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_16","alias_value":"RYTMNS22QWVCEMHJ","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_8","alias_value":"RYTMNS22","created_at":"2026-05-18T12:32:50.500415+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/RYTMNS22QWVCEMHJ2MMCFN4RPM","json":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM.json","graph_json":"https://pith.science/api/pith-number/RYTMNS22QWVCEMHJ2MMCFN4RPM/graph.json","events_json":"https://pith.science/api/pith-number/RYTMNS22QWVCEMHJ2MMCFN4RPM/events.json","paper":"https://pith.science/paper/RYTMNS22"},"agent_actions":{"view_html":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM","download_json":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM.json","view_paper":"https://pith.science/paper/RYTMNS22","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.11773&json=true","fetch_graph":"https://pith.science/api/pith-number/RYTMNS22QWVCEMHJ2MMCFN4RPM/graph.json","fetch_events":"https://pith.science/api/pith-number/RYTMNS22QWVCEMHJ2MMCFN4RPM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM/action/storage_attestation","attest_author":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM/action/author_attestation","sign_citation":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM/action/citation_signature","submit_replication":"https://pith.science/pith/RYTMNS22QWVCEMHJ2MMCFN4RPM/action/replication_record"}},"created_at":"2026-05-17T23:58:36.032086+00:00","updated_at":"2026-05-17T23:58:36.032086+00:00"}