{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:B6RJDAH4VUS7IK3CNQ5KHGIH4P","short_pith_number":"pith:B6RJDAH4","schema_version":"1.0","canonical_sha256":"0fa29180fcad25f42b626c3aa39907e3f07ae8009bc6bec2c9fd61bbd84dba3a","source":{"kind":"arxiv","id":"1212.0558","version":1},"attestation_state":"computed","paper":{"title":"The COS-Halos Survey: An Empirical Description of the Metal-Line Absorption in the Low-Redshift Circumgalactic Medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Christopher Thom, Jason Tumlinson, Jessica Werk, John O'Meara, J. Xavier Prochaska, Molly Peeples, Todd Tripp","submitted_at":"2012-12-03T21:06:24Z","abstract_excerpt":"We present the equivalent width and column density measurements for low and intermediate ionization states of the circumgalactic medium (CGM) surrounding 44 low-z, L ~ L* galaxies drawn from the COS-Halos survey. These measurements are derived from far-UV transitions observed in HST/COS and Keck/HIRES spectra of background quasars within an impact parameter R < 160 kpc to the targeted galaxies. The data show significant metal-line absorption for 33 of the 44 galaxies, including quiescent systems, revealing the common occurance of a cool (T ~ 10^{4 - 5} K), metal-enriched CGM. The detection rat"},"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":"1212.0558","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-12-03T21:06:24Z","cross_cats_sorted":[],"title_canon_sha256":"0a14536698747814c5ea194730883e07e0520330a55fab48b5185bb835efc5b3","abstract_canon_sha256":"1365661a93486ad165b25d3a3ee8d2a83ad6560654bd18a173229f7386caa0c0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:48.164294Z","signature_b64":"APoWW252d6qu6/57ecFgFDHwUrX3FOM2WWt0HwbRVf13W2pCy61TAmazaklEjNWuY7PAd0MUTPaExHEMPojwBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0fa29180fcad25f42b626c3aa39907e3f07ae8009bc6bec2c9fd61bbd84dba3a","last_reissued_at":"2026-05-18T01:52:48.163682Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:48.163682Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The COS-Halos Survey: An Empirical Description of the Metal-Line Absorption in the Low-Redshift Circumgalactic Medium","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Christopher Thom, Jason Tumlinson, Jessica Werk, John O'Meara, J. Xavier Prochaska, Molly Peeples, Todd Tripp","submitted_at":"2012-12-03T21:06:24Z","abstract_excerpt":"We present the equivalent width and column density measurements for low and intermediate ionization states of the circumgalactic medium (CGM) surrounding 44 low-z, L ~ L* galaxies drawn from the COS-Halos survey. These measurements are derived from far-UV transitions observed in HST/COS and Keck/HIRES spectra of background quasars within an impact parameter R < 160 kpc to the targeted galaxies. The data show significant metal-line absorption for 33 of the 44 galaxies, including quiescent systems, revealing the common occurance of a cool (T ~ 10^{4 - 5} K), metal-enriched CGM. The detection rat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.0558","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":"1212.0558","created_at":"2026-05-18T01:52:48.163784+00:00"},{"alias_kind":"arxiv_version","alias_value":"1212.0558v1","created_at":"2026-05-18T01:52:48.163784+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.0558","created_at":"2026-05-18T01:52:48.163784+00:00"},{"alias_kind":"pith_short_12","alias_value":"B6RJDAH4VUS7","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"B6RJDAH4VUS7IK3C","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"B6RJDAH4","created_at":"2026-05-18T12:26:58.693483+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2607.06744","citing_title":"CRexit observed: probing cosmic ray transport in the circumgalactic medium with absorption line spectra","ref_index":44,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P","json":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P.json","graph_json":"https://pith.science/api/pith-number/B6RJDAH4VUS7IK3CNQ5KHGIH4P/graph.json","events_json":"https://pith.science/api/pith-number/B6RJDAH4VUS7IK3CNQ5KHGIH4P/events.json","paper":"https://pith.science/paper/B6RJDAH4"},"agent_actions":{"view_html":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P","download_json":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P.json","view_paper":"https://pith.science/paper/B6RJDAH4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1212.0558&json=true","fetch_graph":"https://pith.science/api/pith-number/B6RJDAH4VUS7IK3CNQ5KHGIH4P/graph.json","fetch_events":"https://pith.science/api/pith-number/B6RJDAH4VUS7IK3CNQ5KHGIH4P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P/action/storage_attestation","attest_author":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P/action/author_attestation","sign_citation":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P/action/citation_signature","submit_replication":"https://pith.science/pith/B6RJDAH4VUS7IK3CNQ5KHGIH4P/action/replication_record"}},"created_at":"2026-05-18T01:52:48.163784+00:00","updated_at":"2026-05-18T01:52:48.163784+00:00"}