{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:UFA2KKRQA4A75UYB4MC4E6KXZR","short_pith_number":"pith:UFA2KKRQ","schema_version":"1.0","canonical_sha256":"a141a52a300701fed301e305c27957cc4b57c9c2c9899f17c32d34a823c17dd2","source":{"kind":"arxiv","id":"2405.04447","version":2},"attestation_state":"computed","paper":{"title":"Cosmology from one galaxy in a void?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Alice Pisani, Bonny Y. Wang","submitted_at":"2024-05-07T16:13:23Z","abstract_excerpt":"Understanding galaxy properties may be the key to unlocking some of the most intriguing mysteries of modern cosmology. Recent work relied on machine learning to extract cosmological constraints on $\\Omega_\\mathrm{m}$ using only one galaxy. But if this is true, how should we select the galaxy to use for cosmology inference? In this paper, we consider selecting a galaxy that lies in cosmic voids, the underdense regions of the cosmic web, and compare the constraints obtained with the ones obtained when randomly selecting a galaxy in the whole sample. We use the IllustrisTNG galaxy catalog from th"},"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":"2405.04447","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"astro-ph.CO","submitted_at":"2024-05-07T16:13:23Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"d980ea3d314511421670eb1ecb81d1c77c3dbf38f57400b47eb3eb161d2e6913","abstract_canon_sha256":"e5ef70e14dd3966470a001ee0a63a5b6e0ac59a48f8a5c70e3dae3317b24a74c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:49:34.214828Z","signature_b64":"ggerGPe43h4VZqmV3QZSyhN+5aYbrT/V9MR3oQsD5oOsNcVZJwKiiRPk3vW4jzriXLMU8OKjLxuM9bvzGaDwBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"a141a52a300701fed301e305c27957cc4b57c9c2c9899f17c32d34a823c17dd2","last_reissued_at":"2026-07-05T08:49:34.214409Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:49:34.214409Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Cosmology from one galaxy in a void?","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.CO","authors_text":"Alice Pisani, Bonny Y. Wang","submitted_at":"2024-05-07T16:13:23Z","abstract_excerpt":"Understanding galaxy properties may be the key to unlocking some of the most intriguing mysteries of modern cosmology. Recent work relied on machine learning to extract cosmological constraints on $\\Omega_\\mathrm{m}$ using only one galaxy. But if this is true, how should we select the galaxy to use for cosmology inference? In this paper, we consider selecting a galaxy that lies in cosmic voids, the underdense regions of the cosmic web, and compare the constraints obtained with the ones obtained when randomly selecting a galaxy in the whole sample. We use the IllustrisTNG galaxy catalog from th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2405.04447","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2405.04447/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":"2405.04447","created_at":"2026-07-05T08:49:34.214464+00:00"},{"alias_kind":"arxiv_version","alias_value":"2405.04447v2","created_at":"2026-07-05T08:49:34.214464+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2405.04447","created_at":"2026-07-05T08:49:34.214464+00:00"},{"alias_kind":"pith_short_12","alias_value":"UFA2KKRQA4A7","created_at":"2026-07-05T08:49:34.214464+00:00"},{"alias_kind":"pith_short_16","alias_value":"UFA2KKRQA4A75UYB","created_at":"2026-07-05T08:49:34.214464+00:00"},{"alias_kind":"pith_short_8","alias_value":"UFA2KKRQ","created_at":"2026-07-05T08:49:34.214464+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2509.07092","citing_title":"Why Cosmic Voids Matter: Pristine Evolution","ref_index":76,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR","json":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR.json","graph_json":"https://pith.science/api/pith-number/UFA2KKRQA4A75UYB4MC4E6KXZR/graph.json","events_json":"https://pith.science/api/pith-number/UFA2KKRQA4A75UYB4MC4E6KXZR/events.json","paper":"https://pith.science/paper/UFA2KKRQ"},"agent_actions":{"view_html":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR","download_json":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR.json","view_paper":"https://pith.science/paper/UFA2KKRQ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2405.04447&json=true","fetch_graph":"https://pith.science/api/pith-number/UFA2KKRQA4A75UYB4MC4E6KXZR/graph.json","fetch_events":"https://pith.science/api/pith-number/UFA2KKRQA4A75UYB4MC4E6KXZR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR/action/storage_attestation","attest_author":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR/action/author_attestation","sign_citation":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR/action/citation_signature","submit_replication":"https://pith.science/pith/UFA2KKRQA4A75UYB4MC4E6KXZR/action/replication_record"}},"created_at":"2026-07-05T08:49:34.214464+00:00","updated_at":"2026-07-05T08:49:34.214464+00:00"}