{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2014:CW2KPAF6YYFXXYMYEGVEWCDMWS","short_pith_number":"pith:CW2KPAF6","schema_version":"1.0","canonical_sha256":"15b4a780bec60b7be19821aa4b086cb496b34678b68ffb0f6ebf1d591b55a72f","source":{"kind":"arxiv","id":"1406.4408","version":2},"attestation_state":"computed","paper":{"title":"A spectroscopic and photometric study of the planetary nebulae Kn 61 and Pa 5","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D. Gonz\\'alez-Buitrago, G. Tovmassian, G. Valyavin, J. A. L\\'opez, Ma. T. Garc\\'ia-D\\'iaz, N. Borisov, S. Zharikov","submitted_at":"2014-06-17T15:58:44Z","abstract_excerpt":"We present the first morpho-kinematical analysis of the planetary nebulae Kn 61 and Pa 5 and explore the nature of their central stars. Our analysis is based on high resolution and medium resolution spectroscopic observations, deep narrow-band imaging, and integral photometry. This material allows us to identify the morphological components and study their kinematics. The direct images and spectra indicate an absence of the characteristic [N II] and [S II] emission lines in both nebulae. The nebular spectrum of Kn 61 suggests an hydrogen deficient planetary nebula and the stellar spectrum of 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":"1406.4408","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2014-06-17T15:58:44Z","cross_cats_sorted":[],"title_canon_sha256":"e8e3974417fddcf4a5ed2cfc95b9dec3949b1f29323a0b87fe80a7bcb056ffa6","abstract_canon_sha256":"7fec8e729b97736b978d7695c25392ea7aaf9e35bce431cc34f2c0d230ec49fb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:42:55.797542Z","signature_b64":"kUro2SBIsXhoeWb2kFzO95APRINtMgbZS+e0c2R7pk5hJ8hYwGenqDXkYVjEu3yYgcuuLFyBHB1YxGttgbUMDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"15b4a780bec60b7be19821aa4b086cb496b34678b68ffb0f6ebf1d591b55a72f","last_reissued_at":"2026-05-18T01:42:55.796856Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:42:55.796856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A spectroscopic and photometric study of the planetary nebulae Kn 61 and Pa 5","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.SR","authors_text":"D. Gonz\\'alez-Buitrago, G. Tovmassian, G. Valyavin, J. A. L\\'opez, Ma. T. Garc\\'ia-D\\'iaz, N. Borisov, S. Zharikov","submitted_at":"2014-06-17T15:58:44Z","abstract_excerpt":"We present the first morpho-kinematical analysis of the planetary nebulae Kn 61 and Pa 5 and explore the nature of their central stars. Our analysis is based on high resolution and medium resolution spectroscopic observations, deep narrow-band imaging, and integral photometry. This material allows us to identify the morphological components and study their kinematics. The direct images and spectra indicate an absence of the characteristic [N II] and [S II] emission lines in both nebulae. The nebular spectrum of Kn 61 suggests an hydrogen deficient planetary nebula and the stellar spectrum of t"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1406.4408","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":"1406.4408","created_at":"2026-05-18T01:42:55.796960+00:00"},{"alias_kind":"arxiv_version","alias_value":"1406.4408v2","created_at":"2026-05-18T01:42:55.796960+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1406.4408","created_at":"2026-05-18T01:42:55.796960+00:00"},{"alias_kind":"pith_short_12","alias_value":"CW2KPAF6YYFX","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_16","alias_value":"CW2KPAF6YYFXXYMY","created_at":"2026-05-18T12:28:25.294606+00:00"},{"alias_kind":"pith_short_8","alias_value":"CW2KPAF6","created_at":"2026-05-18T12:28:25.294606+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/CW2KPAF6YYFXXYMYEGVEWCDMWS","json":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS.json","graph_json":"https://pith.science/api/pith-number/CW2KPAF6YYFXXYMYEGVEWCDMWS/graph.json","events_json":"https://pith.science/api/pith-number/CW2KPAF6YYFXXYMYEGVEWCDMWS/events.json","paper":"https://pith.science/paper/CW2KPAF6"},"agent_actions":{"view_html":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS","download_json":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS.json","view_paper":"https://pith.science/paper/CW2KPAF6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1406.4408&json=true","fetch_graph":"https://pith.science/api/pith-number/CW2KPAF6YYFXXYMYEGVEWCDMWS/graph.json","fetch_events":"https://pith.science/api/pith-number/CW2KPAF6YYFXXYMYEGVEWCDMWS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS/action/storage_attestation","attest_author":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS/action/author_attestation","sign_citation":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS/action/citation_signature","submit_replication":"https://pith.science/pith/CW2KPAF6YYFXXYMYEGVEWCDMWS/action/replication_record"}},"created_at":"2026-05-18T01:42:55.796960+00:00","updated_at":"2026-05-18T01:42:55.796960+00:00"}