{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2021:2IMNGA66MHW4TOYJWLH2A5FBRO","short_pith_number":"pith:2IMNGA66","schema_version":"1.0","canonical_sha256":"d218d303de61edc9bb09b2cfa074a18ba37b1ec1efdd042c39ae9584e3a85694","source":{"kind":"arxiv","id":"2109.10378","version":1},"attestation_state":"computed","paper":{"title":"Normal, Dust-Obscured Galaxies in the Epoch of Reionization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Ferrara, A. Hutter, A. Pallottini, C. White, D. Riechers, D. Stark, E. da Cunha, G. Ucci, H. Inami, I. De Looze, I. Labbe, J. Hodge, L. Barrufet, L. Graziani, M. Aravena, M. Stefanon, P. A. Oesch, P. Dayal, P. van der Werf, R. A. A. Bowler, R. Endsley, R. J. Bouwens, R. Schneider, R. Smit, S. Schouws, T. Nanayakkara, V. Gonzalez, Y. Fudamoto, Y. Li","submitted_at":"2021-09-21T18:02:48Z","abstract_excerpt":"Over the past decades, rest-frame ultraviolet (UV) observations have provided large samples of UV luminous galaxies at redshift (z) greater than 6, during the so-called epoch of reionization. While a few of these UV identified galaxies revealed significant dust reservoirs, very heavily dust-obscured sources at these early times have remained elusive. They are limited to a rare population of extreme starburst galaxies, and companions of rare quasars. These studies conclude that the contribution of dust-obscured galaxies to the cosmic star formation rate density at $z>6$ is sub-dominant. Recent "},"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":"2109.10378","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2021-09-21T18:02:48Z","cross_cats_sorted":[],"title_canon_sha256":"187504485d4b85e84b1ab2ce55f311a1173012dcbdedb056a67fc310d21db150","abstract_canon_sha256":"4edc5e5cde2d596cdcc47f977b1c03e2452d80d093400ab1b558538b0f38f1d0"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:16:35.282535Z","signature_b64":"asWf+8W78LTx6CQH3Nd/VjDVv8cNTNokyh3D/I2szrKltPA0A56r/k4zVS7hJQKE+PcojhVGehEUz2Ec+7A0Cw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d218d303de61edc9bb09b2cfa074a18ba37b1ec1efdd042c39ae9584e3a85694","last_reissued_at":"2026-07-05T03:16:35.282040Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:16:35.282040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Normal, Dust-Obscured Galaxies in the Epoch of Reionization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Ferrara, A. Hutter, A. Pallottini, C. White, D. Riechers, D. Stark, E. da Cunha, G. Ucci, H. Inami, I. De Looze, I. Labbe, J. Hodge, L. Barrufet, L. Graziani, M. Aravena, M. Stefanon, P. A. Oesch, P. Dayal, P. van der Werf, R. A. A. Bowler, R. Endsley, R. J. Bouwens, R. Schneider, R. Smit, S. Schouws, T. Nanayakkara, V. Gonzalez, Y. Fudamoto, Y. Li","submitted_at":"2021-09-21T18:02:48Z","abstract_excerpt":"Over the past decades, rest-frame ultraviolet (UV) observations have provided large samples of UV luminous galaxies at redshift (z) greater than 6, during the so-called epoch of reionization. While a few of these UV identified galaxies revealed significant dust reservoirs, very heavily dust-obscured sources at these early times have remained elusive. They are limited to a rare population of extreme starburst galaxies, and companions of rare quasars. These studies conclude that the contribution of dust-obscured galaxies to the cosmic star formation rate density at $z>6$ is sub-dominant. Recent "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2109.10378","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/2109.10378/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":"2109.10378","created_at":"2026-07-05T03:16:35.282099+00:00"},{"alias_kind":"arxiv_version","alias_value":"2109.10378v1","created_at":"2026-07-05T03:16:35.282099+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2109.10378","created_at":"2026-07-05T03:16:35.282099+00:00"},{"alias_kind":"pith_short_12","alias_value":"2IMNGA66MHW4","created_at":"2026-07-05T03:16:35.282099+00:00"},{"alias_kind":"pith_short_16","alias_value":"2IMNGA66MHW4TOYJ","created_at":"2026-07-05T03:16:35.282099+00:00"},{"alias_kind":"pith_short_8","alias_value":"2IMNGA66","created_at":"2026-07-05T03:16:35.282099+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/2IMNGA66MHW4TOYJWLH2A5FBRO","json":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO.json","graph_json":"https://pith.science/api/pith-number/2IMNGA66MHW4TOYJWLH2A5FBRO/graph.json","events_json":"https://pith.science/api/pith-number/2IMNGA66MHW4TOYJWLH2A5FBRO/events.json","paper":"https://pith.science/paper/2IMNGA66"},"agent_actions":{"view_html":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO","download_json":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO.json","view_paper":"https://pith.science/paper/2IMNGA66","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2109.10378&json=true","fetch_graph":"https://pith.science/api/pith-number/2IMNGA66MHW4TOYJWLH2A5FBRO/graph.json","fetch_events":"https://pith.science/api/pith-number/2IMNGA66MHW4TOYJWLH2A5FBRO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO/action/storage_attestation","attest_author":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO/action/author_attestation","sign_citation":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO/action/citation_signature","submit_replication":"https://pith.science/pith/2IMNGA66MHW4TOYJWLH2A5FBRO/action/replication_record"}},"created_at":"2026-07-05T03:16:35.282099+00:00","updated_at":"2026-07-05T03:16:35.282099+00:00"}