{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:RQRKABQPM5GNYDLFRXMF6NEYJ5","short_pith_number":"pith:RQRKABQP","schema_version":"1.0","canonical_sha256":"8c22a0060f674cdc0d658dd85f34984f5ea7263495c373a0557843d71ed26a19","source":{"kind":"arxiv","id":"1807.02604","version":1},"attestation_state":"computed","paper":{"title":"NGC 6744 - A nearby Milky Way twin with a very low-luminosity AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"J. E. Steiner, Patr\\'icia da Silva, R. B. Menezes","submitted_at":"2018-07-07T02:15:34Z","abstract_excerpt":"NGC 6744 is the nearest and brightest south-hemisphere galaxy with a morphological type similar to that of the Milky Way. Using data obtained with the Integral Field Unit of the Gemini South Multi-Object Spectrograph, we found that this galaxy has a nucleus with LINER (Low Ionization Nuclear Emission Line Region) surrounded by three line emitting regions. The analysis of the Hubble Space Telescope archival images revealed that the nucleus is associated with a blue compact source, probably corresponding to the active galactic nucleus (AGN). The circumnuclear emission seems to be part of the ext"},"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":"1807.02604","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-07-07T02:15:34Z","cross_cats_sorted":[],"title_canon_sha256":"b5d8ad8b510d3970a0e9408c2d84ee5a539f91a1d59748c7377d84ff9c024446","abstract_canon_sha256":"c911d0e9762bd7ea3023b6c67e8e09bc61c0cc3e2cc1a92ba7d8bac79c193eb1"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:16.582155Z","signature_b64":"yRYqaGM1p2PIhF+rSS9D+hA5DxhldGKDcgWMLsy5BrpXFecR9764zDbl86yWVDthkIHJ8RyGQ/hOPwhCS2UyCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8c22a0060f674cdc0d658dd85f34984f5ea7263495c373a0557843d71ed26a19","last_reissued_at":"2026-05-18T00:11:16.581526Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:16.581526Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"NGC 6744 - A nearby Milky Way twin with a very low-luminosity AGN","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"J. E. Steiner, Patr\\'icia da Silva, R. B. Menezes","submitted_at":"2018-07-07T02:15:34Z","abstract_excerpt":"NGC 6744 is the nearest and brightest south-hemisphere galaxy with a morphological type similar to that of the Milky Way. Using data obtained with the Integral Field Unit of the Gemini South Multi-Object Spectrograph, we found that this galaxy has a nucleus with LINER (Low Ionization Nuclear Emission Line Region) surrounded by three line emitting regions. The analysis of the Hubble Space Telescope archival images revealed that the nucleus is associated with a blue compact source, probably corresponding to the active galactic nucleus (AGN). The circumnuclear emission seems to be part of the ext"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1807.02604","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":"1807.02604","created_at":"2026-05-18T00:11:16.581629+00:00"},{"alias_kind":"arxiv_version","alias_value":"1807.02604v1","created_at":"2026-05-18T00:11:16.581629+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1807.02604","created_at":"2026-05-18T00:11:16.581629+00:00"},{"alias_kind":"pith_short_12","alias_value":"RQRKABQPM5GN","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_16","alias_value":"RQRKABQPM5GNYDLF","created_at":"2026-05-18T12:32:50.500415+00:00"},{"alias_kind":"pith_short_8","alias_value":"RQRKABQP","created_at":"2026-05-18T12:32:50.500415+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/RQRKABQPM5GNYDLFRXMF6NEYJ5","json":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5.json","graph_json":"https://pith.science/api/pith-number/RQRKABQPM5GNYDLFRXMF6NEYJ5/graph.json","events_json":"https://pith.science/api/pith-number/RQRKABQPM5GNYDLFRXMF6NEYJ5/events.json","paper":"https://pith.science/paper/RQRKABQP"},"agent_actions":{"view_html":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5","download_json":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5.json","view_paper":"https://pith.science/paper/RQRKABQP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1807.02604&json=true","fetch_graph":"https://pith.science/api/pith-number/RQRKABQPM5GNYDLFRXMF6NEYJ5/graph.json","fetch_events":"https://pith.science/api/pith-number/RQRKABQPM5GNYDLFRXMF6NEYJ5/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5/action/storage_attestation","attest_author":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5/action/author_attestation","sign_citation":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5/action/citation_signature","submit_replication":"https://pith.science/pith/RQRKABQPM5GNYDLFRXMF6NEYJ5/action/replication_record"}},"created_at":"2026-05-18T00:11:16.581629+00:00","updated_at":"2026-05-18T00:11:16.581629+00:00"}