{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:W4DF2SQJ6AWFZSHPGCGZXFJONF","short_pith_number":"pith:W4DF2SQJ","schema_version":"1.0","canonical_sha256":"b7065d4a09f02c5cc8ef308d9b952e694d2698fd894da755cb22b9f5361c8ad1","source":{"kind":"arxiv","id":"1410.6156","version":1},"attestation_state":"computed","paper":{"title":"Insights into gas heating and cooling in the disc of NGC 891 from Herschel far-infrared spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Boselli, A. Cooray, C. D. Wilson, D. Cormier, G. J. Bendo, I. De Looze, J. Fritz, K. Foyle, L. Spinoglio, M. Baes, M. R. P. Schirm, N. Lu, O. {\\L}. Karczewski, S. C. Madden, S. Viaene, T. J. Parkin, T. M. Hughes, V. Lebouteiller","submitted_at":"2014-10-22T20:00:08Z","abstract_excerpt":"We present Herschel PACS and SPIRE spectroscopy of the most important far-infrared cooling lines in the nearby edge-on spiral galaxy, NGC 891: [CII] 158 $\\mu$m, [NII] 122, 205 $\\mu$m, [OI] 63, 145 $\\mu$m, and [OIII] 88 $\\mu$m. We find that the photoelectric heating efficiency of the gas, traced via the ([CII]+[OII]63)/$F_{\\mathrm{TIR}}$ ratio, varies from a mean of 3.5$\\times$10$^{-3}$ in the centre up to 8$\\times$10$^{-3}$ at increasing radial and vertical distances in the disc. A decrease in ([CII]+[OII]63)/$F_{\\mathrm{TIR}}$ but constant ([CII]+[OI]63)/$F_{\\mathrm{PAH}}$ with increasing FIR"},"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":"1410.6156","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2014-10-22T20:00:08Z","cross_cats_sorted":[],"title_canon_sha256":"e51f8a141dd61ffdfdb5787547ee3839dfa3a93e2f80427817067e54676de57e","abstract_canon_sha256":"49dc5c40661f4fca5c67f6823e5c0e90d85467e782882851efa752800b4e105a"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:26:58.730095Z","signature_b64":"yer9Q2J98ZFOFBhQ1MBZ4mlEpiHSHypxUpidgDmzQ/as6jdkx5qiIWDt5kIT9pN46jfKJE4WMYV2V7iq/SJ/AA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b7065d4a09f02c5cc8ef308d9b952e694d2698fd894da755cb22b9f5361c8ad1","last_reissued_at":"2026-05-18T02:26:58.729714Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:26:58.729714Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Insights into gas heating and cooling in the disc of NGC 891 from Herschel far-infrared spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"A. Boselli, A. Cooray, C. D. Wilson, D. Cormier, G. J. Bendo, I. De Looze, J. Fritz, K. Foyle, L. Spinoglio, M. Baes, M. R. P. Schirm, N. Lu, O. {\\L}. Karczewski, S. C. Madden, S. Viaene, T. J. Parkin, T. M. Hughes, V. Lebouteiller","submitted_at":"2014-10-22T20:00:08Z","abstract_excerpt":"We present Herschel PACS and SPIRE spectroscopy of the most important far-infrared cooling lines in the nearby edge-on spiral galaxy, NGC 891: [CII] 158 $\\mu$m, [NII] 122, 205 $\\mu$m, [OI] 63, 145 $\\mu$m, and [OIII] 88 $\\mu$m. We find that the photoelectric heating efficiency of the gas, traced via the ([CII]+[OII]63)/$F_{\\mathrm{TIR}}$ ratio, varies from a mean of 3.5$\\times$10$^{-3}$ in the centre up to 8$\\times$10$^{-3}$ at increasing radial and vertical distances in the disc. A decrease in ([CII]+[OII]63)/$F_{\\mathrm{TIR}}$ but constant ([CII]+[OI]63)/$F_{\\mathrm{PAH}}$ with increasing FIR"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.6156","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":"1410.6156","created_at":"2026-05-18T02:26:58.729774+00:00"},{"alias_kind":"arxiv_version","alias_value":"1410.6156v1","created_at":"2026-05-18T02:26:58.729774+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.6156","created_at":"2026-05-18T02:26:58.729774+00:00"},{"alias_kind":"pith_short_12","alias_value":"W4DF2SQJ6AWF","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_16","alias_value":"W4DF2SQJ6AWFZSHP","created_at":"2026-05-18T12:28:54.890064+00:00"},{"alias_kind":"pith_short_8","alias_value":"W4DF2SQJ","created_at":"2026-05-18T12:28:54.890064+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/W4DF2SQJ6AWFZSHPGCGZXFJONF","json":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF.json","graph_json":"https://pith.science/api/pith-number/W4DF2SQJ6AWFZSHPGCGZXFJONF/graph.json","events_json":"https://pith.science/api/pith-number/W4DF2SQJ6AWFZSHPGCGZXFJONF/events.json","paper":"https://pith.science/paper/W4DF2SQJ"},"agent_actions":{"view_html":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF","download_json":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF.json","view_paper":"https://pith.science/paper/W4DF2SQJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1410.6156&json=true","fetch_graph":"https://pith.science/api/pith-number/W4DF2SQJ6AWFZSHPGCGZXFJONF/graph.json","fetch_events":"https://pith.science/api/pith-number/W4DF2SQJ6AWFZSHPGCGZXFJONF/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF/action/timestamp_anchor","attest_storage":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF/action/storage_attestation","attest_author":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF/action/author_attestation","sign_citation":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF/action/citation_signature","submit_replication":"https://pith.science/pith/W4DF2SQJ6AWFZSHPGCGZXFJONF/action/replication_record"}},"created_at":"2026-05-18T02:26:58.729774+00:00","updated_at":"2026-05-18T02:26:58.729774+00:00"}