{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:BA2ZROGNXJ6V5UD4CG53V65FUV","short_pith_number":"pith:BA2ZROGN","schema_version":"1.0","canonical_sha256":"083598b8cdba7d5ed07c11bbbafba5a5503b8b1823d757242e419d3de1aaeb72","source":{"kind":"arxiv","id":"1212.1357","version":2},"attestation_state":"computed","paper":{"title":"Polycyclic Aromatic Hydrocarbon in the Central Region of the Seyfert 2 Galaxy NGC1808","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Claudia Winge, Dinalva A. Sales, M. G. Pastoriza, R. Riffel","submitted_at":"2012-12-06T15:50:13Z","abstract_excerpt":"We present mid infrared (MIR) spectra of the Seyfert 2 (Sy 2) galaxy NGC 1808, obtained with the Gemini's Thermal-Region Camera Spectrograph (T-ReCS) at a spatial resolution of 26 pc. The high spatial resolution allowed us to detect bright polycyclic aromatic hydrocarbons (PAHs) emissions at 8.6micron and 11.3micron in the galaxy centre (26 pc) up to a radius of 70 pc from the nucleus. The spectra also present [Ne ii]12.8micron ionic lines, and H2 S(2)12.27micron molecular gas line. We found that the PAHs profiles are similar to Peeters's A class, with the line peak shifted towards the blue. T"},"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":"1212.1357","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2012-12-06T15:50:13Z","cross_cats_sorted":["astro-ph.CO"],"title_canon_sha256":"4f3bb404d9ba0a4a721900ce8deee0e049bd230ef7a6f40d634a34981f5982b0","abstract_canon_sha256":"742e6215b967a3aa3c8aa40b7d665f168a9ed047cf3df2dea1450e0e50beaaed"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:52:46.961230Z","signature_b64":"Poe8otinrPtLPB1kWkcXq47diHw/NHVDKGnjmBb6XWl2UN+2KkBSoZ1sZay3/cDJux6eW80v8xKZFZ30FmrWDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"083598b8cdba7d5ed07c11bbbafba5a5503b8b1823d757242e419d3de1aaeb72","last_reissued_at":"2026-05-18T01:52:46.960700Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:52:46.960700Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Polycyclic Aromatic Hydrocarbon in the Central Region of the Seyfert 2 Galaxy NGC1808","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.GA","authors_text":"Claudia Winge, Dinalva A. Sales, M. G. Pastoriza, R. Riffel","submitted_at":"2012-12-06T15:50:13Z","abstract_excerpt":"We present mid infrared (MIR) spectra of the Seyfert 2 (Sy 2) galaxy NGC 1808, obtained with the Gemini's Thermal-Region Camera Spectrograph (T-ReCS) at a spatial resolution of 26 pc. The high spatial resolution allowed us to detect bright polycyclic aromatic hydrocarbons (PAHs) emissions at 8.6micron and 11.3micron in the galaxy centre (26 pc) up to a radius of 70 pc from the nucleus. The spectra also present [Ne ii]12.8micron ionic lines, and H2 S(2)12.27micron molecular gas line. We found that the PAHs profiles are similar to Peeters's A class, with the line peak shifted towards the blue. T"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1212.1357","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":"1212.1357","created_at":"2026-05-18T01:52:46.960775+00:00"},{"alias_kind":"arxiv_version","alias_value":"1212.1357v2","created_at":"2026-05-18T01:52:46.960775+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1212.1357","created_at":"2026-05-18T01:52:46.960775+00:00"},{"alias_kind":"pith_short_12","alias_value":"BA2ZROGNXJ6V","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_16","alias_value":"BA2ZROGNXJ6V5UD4","created_at":"2026-05-18T12:26:58.693483+00:00"},{"alias_kind":"pith_short_8","alias_value":"BA2ZROGN","created_at":"2026-05-18T12:26:58.693483+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/BA2ZROGNXJ6V5UD4CG53V65FUV","json":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV.json","graph_json":"https://pith.science/api/pith-number/BA2ZROGNXJ6V5UD4CG53V65FUV/graph.json","events_json":"https://pith.science/api/pith-number/BA2ZROGNXJ6V5UD4CG53V65FUV/events.json","paper":"https://pith.science/paper/BA2ZROGN"},"agent_actions":{"view_html":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV","download_json":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV.json","view_paper":"https://pith.science/paper/BA2ZROGN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1212.1357&json=true","fetch_graph":"https://pith.science/api/pith-number/BA2ZROGNXJ6V5UD4CG53V65FUV/graph.json","fetch_events":"https://pith.science/api/pith-number/BA2ZROGNXJ6V5UD4CG53V65FUV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV/action/storage_attestation","attest_author":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV/action/author_attestation","sign_citation":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV/action/citation_signature","submit_replication":"https://pith.science/pith/BA2ZROGNXJ6V5UD4CG53V65FUV/action/replication_record"}},"created_at":"2026-05-18T01:52:46.960775+00:00","updated_at":"2026-05-18T01:52:46.960775+00:00"}