{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:CGMJ3OCJB26XO6MYCRUBN2WNKR","short_pith_number":"pith:CGMJ3OCJ","schema_version":"1.0","canonical_sha256":"11989db8490ebd777998146816eacd54614eebb11f73f14f1a8b168d59d821e5","source":{"kind":"arxiv","id":"1903.08083","version":1},"attestation_state":"computed","paper":{"title":"A close look at the dwarf AGN of NGC 4395: optical and near-IR integral field spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alberto Rodriguez-Ardila, Andreea Petric, Carine Brum, Lucimara Martins, Luis Ho, Marlon R. Diniz, Rachel Mason, Rogemar A. Riffel, Rogerio Riffel, Ruben Sanchez-Janssen","submitted_at":"2019-03-19T16:20:34Z","abstract_excerpt":"Intermediate mass black holes (10$^3$-10$^5$ M$_\\odot$) in the center of dwarf galaxies are believed to be analogous to growing Active Galactic Nuclei (AGN) in the early Universe. Their characterization can provide insight about the early galaxies. We present optical and near-infrared integral field spectroscopy of the inner $\\sim$50 pc of the dwarf galaxy NGC4395, known to harbor an AGN. NGC 4395 is an ideal candidate to investigate the nature of dwarf AGN, as it is nearby ($d\\approx4.4$ Mpc) enough to allow a close look at its nucleus. The optical data were obtained with the Gemini GMOS-IFU "},"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":"1903.08083","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2019-03-19T16:20:34Z","cross_cats_sorted":[],"title_canon_sha256":"17ee2d9880f8865be4c2221789e46b1aa0b440b173d4f0809660913ca4bde63b","abstract_canon_sha256":"5ce3b61b17068e6336526e9738faf6a8824265f8f0489b6147733ae123f2287f"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:49:01.495934Z","signature_b64":"DvnaxK+gZphvaSQR8IEfJxiwaL/2BOSaeA10oE0zW85yWOhylunP5n84dZ9R2bc111fwt5yDZwpk6lVaAH3NAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11989db8490ebd777998146816eacd54614eebb11f73f14f1a8b168d59d821e5","last_reissued_at":"2026-05-17T23:49:01.495576Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:49:01.495576Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A close look at the dwarf AGN of NGC 4395: optical and near-IR integral field spectroscopy","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Alberto Rodriguez-Ardila, Andreea Petric, Carine Brum, Lucimara Martins, Luis Ho, Marlon R. Diniz, Rachel Mason, Rogemar A. Riffel, Rogerio Riffel, Ruben Sanchez-Janssen","submitted_at":"2019-03-19T16:20:34Z","abstract_excerpt":"Intermediate mass black holes (10$^3$-10$^5$ M$_\\odot$) in the center of dwarf galaxies are believed to be analogous to growing Active Galactic Nuclei (AGN) in the early Universe. Their characterization can provide insight about the early galaxies. We present optical and near-infrared integral field spectroscopy of the inner $\\sim$50 pc of the dwarf galaxy NGC4395, known to harbor an AGN. NGC 4395 is an ideal candidate to investigate the nature of dwarf AGN, as it is nearby ($d\\approx4.4$ Mpc) enough to allow a close look at its nucleus. The optical data were obtained with the Gemini GMOS-IFU "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1903.08083","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":"1903.08083","created_at":"2026-05-17T23:49:01.495629+00:00"},{"alias_kind":"arxiv_version","alias_value":"1903.08083v1","created_at":"2026-05-17T23:49:01.495629+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1903.08083","created_at":"2026-05-17T23:49:01.495629+00:00"},{"alias_kind":"pith_short_12","alias_value":"CGMJ3OCJB26X","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_16","alias_value":"CGMJ3OCJB26XO6MY","created_at":"2026-05-18T12:33:12.712433+00:00"},{"alias_kind":"pith_short_8","alias_value":"CGMJ3OCJ","created_at":"2026-05-18T12:33:12.712433+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":1,"internal_anchor_count":1,"sample":[{"citing_arxiv_id":"2605.17993","citing_title":"Nuclear Activity and Host Galaxy Properties of Low-Luminosity AGN Identified from VLA Observations","ref_index":162,"is_internal_anchor":true}]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR","json":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR.json","graph_json":"https://pith.science/api/pith-number/CGMJ3OCJB26XO6MYCRUBN2WNKR/graph.json","events_json":"https://pith.science/api/pith-number/CGMJ3OCJB26XO6MYCRUBN2WNKR/events.json","paper":"https://pith.science/paper/CGMJ3OCJ"},"agent_actions":{"view_html":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR","download_json":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR.json","view_paper":"https://pith.science/paper/CGMJ3OCJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1903.08083&json=true","fetch_graph":"https://pith.science/api/pith-number/CGMJ3OCJB26XO6MYCRUBN2WNKR/graph.json","fetch_events":"https://pith.science/api/pith-number/CGMJ3OCJB26XO6MYCRUBN2WNKR/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR/action/storage_attestation","attest_author":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR/action/author_attestation","sign_citation":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR/action/citation_signature","submit_replication":"https://pith.science/pith/CGMJ3OCJB26XO6MYCRUBN2WNKR/action/replication_record"}},"created_at":"2026-05-17T23:49:01.495629+00:00","updated_at":"2026-05-17T23:49:01.495629+00:00"}