{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:WFVZOO4TEB4XDZLPY53K7QGNYV","short_pith_number":"pith:WFVZOO4T","schema_version":"1.0","canonical_sha256":"b16b973b93207971e56fc776afc0cdc54f6f113b9b8bc91e7f0b939dbe50e91a","source":{"kind":"arxiv","id":"1903.09645","version":1},"attestation_state":"computed","paper":{"title":"Probing IGM accretion onto faint Ly{\\alpha} emitters at z~2.8","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"2), (2) Carnegie Obs., (3) Institute of Astronomy, (4) LSST, (5) CfA Harvard & Smithsonian), Antony A. Stark (5) ( (1) U. Chicago, Brian Stalder (4), Fakhri S. Zahedy (1, Hsiao-Wen Chen (1), Michael Rauch (2), Robert F. Carswell (3), U. Cambridge","submitted_at":"2019-03-22T18:00:01Z","abstract_excerpt":"(abridged) Observing the signature of accretion from the intergalactic medium (IGM) onto galaxies at z~3 requires the detection of faint (L<<L*) galaxies embedded in a filamentary matrix of low-density, metal-poor gas coherent over hundreds of kpc. We study the gaseous environment of three Lyman$\\alpha$ emitters (LAEs) at z=2.7-2.8, found to be aligned in projection with a background QSO over ~250 kpc along the slit of a long-slit spectrum. The lack of detection of the LAEs in deep continuum images and the low inferred Ly$\\alpha$ luminosities show the LAEs to be intrinsically faint, low-mass g"},"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":"1903.09645","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-22T18:00:01Z","cross_cats_sorted":[],"title_canon_sha256":"00886cab2536b899b57eb13e47c09179642966d94b1babe5d39b799c70932205","abstract_canon_sha256":"9b58a5e4de81d7f4bfaa953c462c79c27acb6514955fad7b4b4176c431b41634"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:01.395101Z","signature_b64":"7jrmzlX2O5OBh91a4U0rGtG67SWBmHzXaH0pGbbYTv0jj35nynvE4p/j/Muk5ii9yxneQNRacJw4KgZ4spVlBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b16b973b93207971e56fc776afc0cdc54f6f113b9b8bc91e7f0b939dbe50e91a","last_reissued_at":"2026-05-17T23:49:01.394740Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:01.394740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Probing IGM accretion onto faint Ly{\\alpha} emitters at z~2.8","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"2), (2) Carnegie Obs., (3) Institute of Astronomy, (4) LSST, (5) CfA Harvard & Smithsonian), Antony A. Stark (5) ( (1) U. Chicago, Brian Stalder (4), Fakhri S. Zahedy (1, Hsiao-Wen Chen (1), Michael Rauch (2), Robert F. Carswell (3), U. Cambridge","submitted_at":"2019-03-22T18:00:01Z","abstract_excerpt":"(abridged) Observing the signature of accretion from the intergalactic medium (IGM) onto galaxies at z~3 requires the detection of faint (L<<L*) galaxies embedded in a filamentary matrix of low-density, metal-poor gas coherent over hundreds of kpc. We study the gaseous environment of three Lyman$\\alpha$ emitters (LAEs) at z=2.7-2.8, found to be aligned in projection with a background QSO over ~250 kpc along the slit of a long-slit spectrum. The lack of detection of the LAEs in deep continuum images and the low inferred Ly$\\alpha$ luminosities show the LAEs to be intrinsically faint, low-mass g"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.09645","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":"1903.09645","created_at":"2026-05-17T23:49:01.394793+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.09645v1","created_at":"2026-05-17T23:49:01.394793+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.09645","created_at":"2026-05-17T23:49:01.394793+00:00"},{"alias_kind":"pith_short_12","alias_value":"WFVZOO4TEB4X","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_16","alias_value":"WFVZOO4TEB4XDZLP","created_at":"2026-05-18T12:33:30.264802+00:00"},{"alias_kind":"pith_short_8","alias_value":"WFVZOO4T","created_at":"2026-05-18T12:33:30.264802+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/WFVZOO4TEB4XDZLPY53K7QGNYV","json":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV.json","graph_json":"https://pith.science/api/pith-number/WFVZOO4TEB4XDZLPY53K7QGNYV/graph.json","events_json":"https://pith.science/api/pith-number/WFVZOO4TEB4XDZLPY53K7QGNYV/events.json","paper":"https://pith.science/paper/WFVZOO4T"},"agent_actions":{"view_html":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV","download_json":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV.json","view_paper":"https://pith.science/paper/WFVZOO4T","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.09645&json=true","fetch_graph":"https://pith.science/api/pith-number/WFVZOO4TEB4XDZLPY53K7QGNYV/graph.json","fetch_events":"https://pith.science/api/pith-number/WFVZOO4TEB4XDZLPY53K7QGNYV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV/action/storage_attestation","attest_author":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV/action/author_attestation","sign_citation":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV/action/citation_signature","submit_replication":"https://pith.science/pith/WFVZOO4TEB4XDZLPY53K7QGNYV/action/replication_record"}},"created_at":"2026-05-17T23:49:01.394793+00:00","updated_at":"2026-05-17T23:49:01.394793+00:00"}