{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:7U2O67LAEI3ECECJQPJQHFQLSQ","short_pith_number":"pith:7U2O67LA","schema_version":"1.0","canonical_sha256":"fd34ef7d60223641104983d303960b941c4da09fa9336e84aac7ce3fd1808431","source":{"kind":"arxiv","id":"2607.23062","version":1},"attestation_state":"computed","paper":{"title":"HETDEX: Star Formation Stochasticity Diagram of Lyman Alpha Emitting Galaxies at Cosmic Noon Confirms Three Archetypes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam Broussard, Antara Basu-Zych, Byeongha Moon, Caryl Gronwall, Charlotte Olsen, Daniel J. Farrow, Donald P. Schneider, Eric Gawiser, Erin Mentuch Cooper, Ho Seong Hwang, Kartheik G. Iyer, Kyoung-Soo Lee, Nicole Firestone, Peter Kurczynski, Robin Ciardullo, Shun Saito, Steven L. Finkelstein","submitted_at":"2026-07-25T06:11:07Z","abstract_excerpt":"In this work, we aim to measure the star formation stochasticity of Lyman Alpha Emitting Galaxies (LAEs) at Cosmic Noon. We identify 270 LAEs from the HETDEX Survey in the COSMOS field with rest-UV-through-NIR photometry from CANDELS\\null. For each LAE, we perform non-parametric gaussian-process star formation history (SFH) reconstruction using the Dense Basis method. Our HETDEX LAE sample is described well by the three SFH archetypes defined for ODIN LAEs in Firestone et al. 2025 with comparable frequency: First Burst, Dominant Burst, and Nondominant Burst. The rapidly rising Star Formation R"},"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":"2607.23062","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.GA","submitted_at":"2026-07-25T06:11:07Z","cross_cats_sorted":[],"title_canon_sha256":"00edf1cf46edc85e97059c0ca3b856ae364204591b7bea6186cc4963ad20cdc2","abstract_canon_sha256":"d5df3951f001763910ea61ecddfd5da6321af43f94a336d441de980972c3938d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T00:22:10.486350Z","signature_b64":"vb6620psvvFHAZfr13URp3Wspk4tcwNNyXyNgWbhtCBogbcs4ctjI+r255P/FBQC7LOhSqM0Y0LuQFIhzUK7Dw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd34ef7d60223641104983d303960b941c4da09fa9336e84aac7ce3fd1808431","last_reissued_at":"2026-07-28T00:22:10.485388Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T00:22:10.485388Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"HETDEX: Star Formation Stochasticity Diagram of Lyman Alpha Emitting Galaxies at Cosmic Noon Confirms Three Archetypes","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Adam Broussard, Antara Basu-Zych, Byeongha Moon, Caryl Gronwall, Charlotte Olsen, Daniel J. Farrow, Donald P. Schneider, Eric Gawiser, Erin Mentuch Cooper, Ho Seong Hwang, Kartheik G. Iyer, Kyoung-Soo Lee, Nicole Firestone, Peter Kurczynski, Robin Ciardullo, Shun Saito, Steven L. Finkelstein","submitted_at":"2026-07-25T06:11:07Z","abstract_excerpt":"In this work, we aim to measure the star formation stochasticity of Lyman Alpha Emitting Galaxies (LAEs) at Cosmic Noon. We identify 270 LAEs from the HETDEX Survey in the COSMOS field with rest-UV-through-NIR photometry from CANDELS\\null. For each LAE, we perform non-parametric gaussian-process star formation history (SFH) reconstruction using the Dense Basis method. Our HETDEX LAE sample is described well by the three SFH archetypes defined for ODIN LAEs in Firestone et al. 2025 with comparable frequency: First Burst, Dominant Burst, and Nondominant Burst. The rapidly rising Star Formation R"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23062","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2607.23062/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2607.23062","created_at":"2026-07-28T00:22:10.485890+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.23062v1","created_at":"2026-07-28T00:22:10.485890+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23062","created_at":"2026-07-28T00:22:10.485890+00:00"},{"alias_kind":"pith_short_12","alias_value":"7U2O67LAEI3E","created_at":"2026-07-28T00:22:10.485890+00:00"},{"alias_kind":"pith_short_16","alias_value":"7U2O67LAEI3ECECJ","created_at":"2026-07-28T00:22:10.485890+00:00"},{"alias_kind":"pith_short_8","alias_value":"7U2O67LA","created_at":"2026-07-28T00:22:10.485890+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/7U2O67LAEI3ECECJQPJQHFQLSQ","json":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ.json","graph_json":"https://pith.science/api/pith-number/7U2O67LAEI3ECECJQPJQHFQLSQ/graph.json","events_json":"https://pith.science/api/pith-number/7U2O67LAEI3ECECJQPJQHFQLSQ/events.json","paper":"https://pith.science/paper/7U2O67LA"},"agent_actions":{"view_html":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ","download_json":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ.json","view_paper":"https://pith.science/paper/7U2O67LA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.23062&json=true","fetch_graph":"https://pith.science/api/pith-number/7U2O67LAEI3ECECJQPJQHFQLSQ/graph.json","fetch_events":"https://pith.science/api/pith-number/7U2O67LAEI3ECECJQPJQHFQLSQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ/action/storage_attestation","attest_author":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ/action/author_attestation","sign_citation":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ/action/citation_signature","submit_replication":"https://pith.science/pith/7U2O67LAEI3ECECJQPJQHFQLSQ/action/replication_record"}},"created_at":"2026-07-28T00:22:10.485890+00:00","updated_at":"2026-07-28T00:22:10.485890+00:00"}