{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:WNCLEERG2G6E7UERSQFRNCYOPR","short_pith_number":"pith:WNCLEERG","schema_version":"1.0","canonical_sha256":"b344b21226d1bc4fd091940b168b0e7c403ae5f028bffb8adc5fa7577ad7e5e4","source":{"kind":"arxiv","id":"1205.4834","version":2},"attestation_state":"computed","paper":{"title":"ALMA reveals a chemically evolved submillimeter galaxy at z=4.76","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Bunyo Hatsukade, Carlos De Breuck, Kazuya Saigo, Paola Caselli, Roberto Maiolino, Tohru Nagao","submitted_at":"2012-05-22T08:24:33Z","abstract_excerpt":"The chemical properties of high-z galaxies provide important information to constrain galaxy evolutionary scenarios. However, widely-used metallicity diagnostics based on rest-frame optical emission lines are not usable for heavily dust-enshrouded galaxies (such as Sub-Millimeter Galaxies; SMGs), especially at z>3. Here we focus on the flux ratio of the far-infrared fine-structure emission lines [NII]205um and [CII]158um to assess the metallicity of high-z SMGs. Through ALMA cycle 0 observations, we have detected the [NII]205um emission in a strongly [CII]-emitting SMG, LESS J033229.4-275619 a"},"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":"1205.4834","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.CO","submitted_at":"2012-05-22T08:24:33Z","cross_cats_sorted":[],"title_canon_sha256":"a27a2fe3757da32212ca4a911a31d5e3d8b6b3491986faa1af4c63ab334695a3","abstract_canon_sha256":"885989e2a937272144dd6460b9ffaf820d1a54401b3b3d6378cb0ced89c9e2e6"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:57:24.618546Z","signature_b64":"Lpl26TtFoVJ4sDWg50WSdWIyi7UUpKCgVrQq9mcCcZ2G8R4f6eV3IJOo1W1TiM4lRVfOGSC1pbZWgtazY0JtCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b344b21226d1bc4fd091940b168b0e7c403ae5f028bffb8adc5fa7577ad7e5e4","last_reissued_at":"2026-05-18T01:57:24.618100Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:57:24.618100Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"ALMA reveals a chemically evolved submillimeter galaxy at z=4.76","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.CO","authors_text":"Bunyo Hatsukade, Carlos De Breuck, Kazuya Saigo, Paola Caselli, Roberto Maiolino, Tohru Nagao","submitted_at":"2012-05-22T08:24:33Z","abstract_excerpt":"The chemical properties of high-z galaxies provide important information to constrain galaxy evolutionary scenarios. However, widely-used metallicity diagnostics based on rest-frame optical emission lines are not usable for heavily dust-enshrouded galaxies (such as Sub-Millimeter Galaxies; SMGs), especially at z>3. Here we focus on the flux ratio of the far-infrared fine-structure emission lines [NII]205um and [CII]158um to assess the metallicity of high-z SMGs. Through ALMA cycle 0 observations, we have detected the [NII]205um emission in a strongly [CII]-emitting SMG, LESS J033229.4-275619 a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1205.4834","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":""},"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":"1205.4834","created_at":"2026-05-18T01:57:24.618170+00:00"},{"alias_kind":"arxiv_version","alias_value":"1205.4834v2","created_at":"2026-05-18T01:57:24.618170+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1205.4834","created_at":"2026-05-18T01:57:24.618170+00:00"},{"alias_kind":"pith_short_12","alias_value":"WNCLEERG2G6E","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_16","alias_value":"WNCLEERG2G6E7UER","created_at":"2026-05-18T12:27:25.539911+00:00"},{"alias_kind":"pith_short_8","alias_value":"WNCLEERG","created_at":"2026-05-18T12:27:25.539911+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/WNCLEERG2G6E7UERSQFRNCYOPR","json":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR.json","graph_json":"https://pith.science/api/pith-number/WNCLEERG2G6E7UERSQFRNCYOPR/graph.json","events_json":"https://pith.science/api/pith-number/WNCLEERG2G6E7UERSQFRNCYOPR/events.json","paper":"https://pith.science/paper/WNCLEERG"},"agent_actions":{"view_html":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR","download_json":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR.json","view_paper":"https://pith.science/paper/WNCLEERG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1205.4834&json=true","fetch_graph":"https://pith.science/api/pith-number/WNCLEERG2G6E7UERSQFRNCYOPR/graph.json","fetch_events":"https://pith.science/api/pith-number/WNCLEERG2G6E7UERSQFRNCYOPR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR/action/storage_attestation","attest_author":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR/action/author_attestation","sign_citation":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR/action/citation_signature","submit_replication":"https://pith.science/pith/WNCLEERG2G6E7UERSQFRNCYOPR/action/replication_record"}},"created_at":"2026-05-18T01:57:24.618170+00:00","updated_at":"2026-05-18T01:57:24.618170+00:00"}