{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:K7CJOIVECOSZNJDK2BHWCUKHML","short_pith_number":"pith:K7CJOIVE","schema_version":"1.0","canonical_sha256":"57c49722a413a596a46ad04f61514762c09e098b7f81e45627b9b22b31075e8a","source":{"kind":"arxiv","id":"1609.06348","version":1},"attestation_state":"computed","paper":{"title":"The Minimum Halo Mass for Star Formation at z = 6 - 8","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"B. D. Oppenheimer, E. Zackrisson, K. Finlator, M. K. M. Prescott, R. C. Livermore, R. Dav\\'e, R. Thompson, S. Huang, S. L. Finkelstein","submitted_at":"2016-09-20T20:38:08Z","abstract_excerpt":"Recent analysis of strongly-lensed sources in the Hubble Frontier Fields indicates that the rest-frame UV luminosity function of galaxies at $z=$6--8 rises as a power law down to $M_\\mathrm{UV}=-15$, and possibly as faint as -12.5. We use predictions from a cosmological radiation hydrodynamic simulation to map these luminosities onto physical space, constraining the minimum dark matter halo mass and stellar mass that the Frontier Fields probe. While previously-published theoretical studies have suggested or assumed that early star formation was suppressed in halos less massive than $10^9$--$10"},"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":"1609.06348","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2016-09-20T20:38:08Z","cross_cats_sorted":[],"title_canon_sha256":"768a269ff4da68f3f16155ab257205095e7ec21e2969b15ffce1a10f21f6cab6","abstract_canon_sha256":"c21e00aa434b80583f952c1a560714371482c72668eb9489a73261510de579d4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:59:19.122055Z","signature_b64":"lUOfE9/V+NRcogana76sGiOg3hxuOLqQrXPzTyqiOiNap1SJOgBdFvxEzlekq/fCfioXlPTy9CgrRhJTUpqcCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"57c49722a413a596a46ad04f61514762c09e098b7f81e45627b9b22b31075e8a","last_reissued_at":"2026-05-18T00:59:19.121501Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:59:19.121501Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The Minimum Halo Mass for Star Formation at z = 6 - 8","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"B. D. Oppenheimer, E. Zackrisson, K. Finlator, M. K. M. Prescott, R. C. Livermore, R. Dav\\'e, R. Thompson, S. Huang, S. L. Finkelstein","submitted_at":"2016-09-20T20:38:08Z","abstract_excerpt":"Recent analysis of strongly-lensed sources in the Hubble Frontier Fields indicates that the rest-frame UV luminosity function of galaxies at $z=$6--8 rises as a power law down to $M_\\mathrm{UV}=-15$, and possibly as faint as -12.5. We use predictions from a cosmological radiation hydrodynamic simulation to map these luminosities onto physical space, constraining the minimum dark matter halo mass and stellar mass that the Frontier Fields probe. While previously-published theoretical studies have suggested or assumed that early star formation was suppressed in halos less massive than $10^9$--$10"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1609.06348","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":"1609.06348","created_at":"2026-05-18T00:59:19.121600+00:00"},{"alias_kind":"arxiv_version","alias_value":"1609.06348v1","created_at":"2026-05-18T00:59:19.121600+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1609.06348","created_at":"2026-05-18T00:59:19.121600+00:00"},{"alias_kind":"pith_short_12","alias_value":"K7CJOIVECOSZ","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_16","alias_value":"K7CJOIVECOSZNJDK","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_8","alias_value":"K7CJOIVE","created_at":"2026-05-18T12:30:25.849896+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/K7CJOIVECOSZNJDK2BHWCUKHML","json":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML.json","graph_json":"https://pith.science/api/pith-number/K7CJOIVECOSZNJDK2BHWCUKHML/graph.json","events_json":"https://pith.science/api/pith-number/K7CJOIVECOSZNJDK2BHWCUKHML/events.json","paper":"https://pith.science/paper/K7CJOIVE"},"agent_actions":{"view_html":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML","download_json":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML.json","view_paper":"https://pith.science/paper/K7CJOIVE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1609.06348&json=true","fetch_graph":"https://pith.science/api/pith-number/K7CJOIVECOSZNJDK2BHWCUKHML/graph.json","fetch_events":"https://pith.science/api/pith-number/K7CJOIVECOSZNJDK2BHWCUKHML/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML/action/timestamp_anchor","attest_storage":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML/action/storage_attestation","attest_author":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML/action/author_attestation","sign_citation":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML/action/citation_signature","submit_replication":"https://pith.science/pith/K7CJOIVECOSZNJDK2BHWCUKHML/action/replication_record"}},"created_at":"2026-05-18T00:59:19.121600+00:00","updated_at":"2026-05-18T00:59:19.121600+00:00"}