{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:563PZPG2UFUG2BJ5IX6T4NBFPU","short_pith_number":"pith:563PZPG2","schema_version":"1.0","canonical_sha256":"efb6fcbcdaa1686d053d45fd3e34257d1fc1c3eb90959a6c6d22a2981c7d26c4","source":{"kind":"arxiv","id":"1601.06560","version":2},"attestation_state":"computed","paper":{"title":"Discovery of an Inner Disk Component around HD 141569 A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Alycia J. Weinberger, Amaya Moro-Martin, Andras Gaspar, Carol A. Grady, Christopher C. Stark, Dean C. Hines, Erika R. Nesvold, Eugene Serabyn, Glenn Schneider, Hannah Jang-Condell, Hiroshi Shibai, John. H. Debes, John. P. Wisniewski, Joseph Carson, Marc J. Kuchner, Marshall Perrin, Michael W. McElwain, Mihoko Konishi, Motohide Tamura, Murray D. Silverstone, Philip M. Hinz, Thomas K. Henning, Timothy J. Rodigas","submitted_at":"2016-01-25T11:25:27Z","abstract_excerpt":"We report the discovery of a scattering component around the HD 141569 A circumstellar debris system, interior to the previously known inner ring. The discovered inner disk component, obtained in broadband optical light with HST/STIS coronagraphy, was imaged with an inner working angle of 0\".25, and can be traced from 0\".4 (~46 AU) to 1\".0 (~116 AU) after deprojection using i=55deg. The inner disk component is seen to forward scatter in a manner similar to the previously known rings, has a pericenter offset of ~6 AU, and break points where the slope of the surface brightness changes. It also h"},"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":"1601.06560","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.EP","submitted_at":"2016-01-25T11:25:27Z","cross_cats_sorted":["astro-ph.SR"],"title_canon_sha256":"bd5470e7c62f542a71b82162d262469857182dcfdea7b82cf5a0f0574410f718","abstract_canon_sha256":"8205d89db558a86f284fbaad1ed7cd2cc7d7dcb7467ede3accfae1ea7986b6f2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:20:38.486590Z","signature_b64":"DZWMr1EiqgYfUvNa8wtk7sRMfv09IsA0ZZQAAj6XrfRpuhqs3h4NwN+aQPY4ue8zolMG9S4vNkZHtYC6SXMSCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efb6fcbcdaa1686d053d45fd3e34257d1fc1c3eb90959a6c6d22a2981c7d26c4","last_reissued_at":"2026-05-18T01:20:38.485743Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:20:38.485743Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Discovery of an Inner Disk Component around HD 141569 A","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.SR"],"primary_cat":"astro-ph.EP","authors_text":"Alycia J. Weinberger, Amaya Moro-Martin, Andras Gaspar, Carol A. Grady, Christopher C. Stark, Dean C. Hines, Erika R. Nesvold, Eugene Serabyn, Glenn Schneider, Hannah Jang-Condell, Hiroshi Shibai, John. H. Debes, John. P. Wisniewski, Joseph Carson, Marc J. Kuchner, Marshall Perrin, Michael W. McElwain, Mihoko Konishi, Motohide Tamura, Murray D. Silverstone, Philip M. Hinz, Thomas K. Henning, Timothy J. Rodigas","submitted_at":"2016-01-25T11:25:27Z","abstract_excerpt":"We report the discovery of a scattering component around the HD 141569 A circumstellar debris system, interior to the previously known inner ring. The discovered inner disk component, obtained in broadband optical light with HST/STIS coronagraphy, was imaged with an inner working angle of 0\".25, and can be traced from 0\".4 (~46 AU) to 1\".0 (~116 AU) after deprojection using i=55deg. The inner disk component is seen to forward scatter in a manner similar to the previously known rings, has a pericenter offset of ~6 AU, and break points where the slope of the surface brightness changes. It also h"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.06560","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":"1601.06560","created_at":"2026-05-18T01:20:38.485908+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.06560v2","created_at":"2026-05-18T01:20:38.485908+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.06560","created_at":"2026-05-18T01:20:38.485908+00:00"},{"alias_kind":"pith_short_12","alias_value":"563PZPG2UFUG","created_at":"2026-05-18T12:29:58.707656+00:00"},{"alias_kind":"pith_short_16","alias_value":"563PZPG2UFUG2BJ5","created_at":"2026-05-18T12:29:58.707656+00:00"},{"alias_kind":"pith_short_8","alias_value":"563PZPG2","created_at":"2026-05-18T12:29:58.707656+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/563PZPG2UFUG2BJ5IX6T4NBFPU","json":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU.json","graph_json":"https://pith.science/api/pith-number/563PZPG2UFUG2BJ5IX6T4NBFPU/graph.json","events_json":"https://pith.science/api/pith-number/563PZPG2UFUG2BJ5IX6T4NBFPU/events.json","paper":"https://pith.science/paper/563PZPG2"},"agent_actions":{"view_html":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU","download_json":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU.json","view_paper":"https://pith.science/paper/563PZPG2","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.06560&json=true","fetch_graph":"https://pith.science/api/pith-number/563PZPG2UFUG2BJ5IX6T4NBFPU/graph.json","fetch_events":"https://pith.science/api/pith-number/563PZPG2UFUG2BJ5IX6T4NBFPU/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU/action/timestamp_anchor","attest_storage":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU/action/storage_attestation","attest_author":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU/action/author_attestation","sign_citation":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU/action/citation_signature","submit_replication":"https://pith.science/pith/563PZPG2UFUG2BJ5IX6T4NBFPU/action/replication_record"}},"created_at":"2026-05-18T01:20:38.485908+00:00","updated_at":"2026-05-18T01:20:38.485908+00:00"}