{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:6XUJPF4N6BIREF2OZEJVMCSQOQ","short_pith_number":"pith:6XUJPF4N","schema_version":"1.0","canonical_sha256":"f5e897978df05112174ec913560a507431d5c009e6024a4629508cb2fb40e962","source":{"kind":"arxiv","id":"1601.01702","version":1},"attestation_state":"computed","paper":{"title":"Fast, low-ionization emission regions of the planetary nebula M2-42","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"A. Danehkar (MQ/CfA), Q. A. Parker (MQ/AAO/HKU), W. Steffen (UNAM)","submitted_at":"2016-01-07T21:10:51Z","abstract_excerpt":"Spatially resolved observations of the planetary nebula M2-42 (PN G008.2-04.8) obtained with the Wide Field Spectrograph on the Australian National University 2.3 m telescope have revealed the remarkable features of bipolar collimated jets emerging from its main structure. Velocity-resolved channel maps derived from the [N II] $\\lambda$6584 emission line disentangle different morphological components of the nebula. This information is used to develop a three-dimensional morpho-kinematic model, which consists of an equatorial dense torus and a pair of asymmetric bipolar outflows. The expansion "},"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":"1601.01702","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.SR","submitted_at":"2016-01-07T21:10:51Z","cross_cats_sorted":["astro-ph.GA"],"title_canon_sha256":"2af387dc495f866831dd91cee131b19819c466deb725c333b2465f9e3fb590e5","abstract_canon_sha256":"74b4d28c67daa8bcb63562d3e4737e55cecc6765d9ed6ca8c48349ca61e4cbf7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:21:44.270152Z","signature_b64":"a2VFYm6Yy1u8A6pJb80yA8/WYZaqJUV+0BnqfqloqRWW0G2wzOQHSePgfr3lgS2Sj88JDGhKPIwvsujk2I4UDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f5e897978df05112174ec913560a507431d5c009e6024a4629508cb2fb40e962","last_reissued_at":"2026-05-18T01:21:44.269505Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:21:44.269505Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fast, low-ionization emission regions of the planetary nebula M2-42","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.GA"],"primary_cat":"astro-ph.SR","authors_text":"A. Danehkar (MQ/CfA), Q. A. Parker (MQ/AAO/HKU), W. Steffen (UNAM)","submitted_at":"2016-01-07T21:10:51Z","abstract_excerpt":"Spatially resolved observations of the planetary nebula M2-42 (PN G008.2-04.8) obtained with the Wide Field Spectrograph on the Australian National University 2.3 m telescope have revealed the remarkable features of bipolar collimated jets emerging from its main structure. Velocity-resolved channel maps derived from the [N II] $\\lambda$6584 emission line disentangle different morphological components of the nebula. This information is used to develop a three-dimensional morpho-kinematic model, which consists of an equatorial dense torus and a pair of asymmetric bipolar outflows. The expansion "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1601.01702","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":"1601.01702","created_at":"2026-05-18T01:21:44.269596+00:00"},{"alias_kind":"arxiv_version","alias_value":"1601.01702v1","created_at":"2026-05-18T01:21:44.269596+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1601.01702","created_at":"2026-05-18T01:21:44.269596+00:00"},{"alias_kind":"pith_short_12","alias_value":"6XUJPF4N6BIR","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_16","alias_value":"6XUJPF4N6BIREF2O","created_at":"2026-05-18T12:30:04.600751+00:00"},{"alias_kind":"pith_short_8","alias_value":"6XUJPF4N","created_at":"2026-05-18T12:30:04.600751+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/6XUJPF4N6BIREF2OZEJVMCSQOQ","json":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ.json","graph_json":"https://pith.science/api/pith-number/6XUJPF4N6BIREF2OZEJVMCSQOQ/graph.json","events_json":"https://pith.science/api/pith-number/6XUJPF4N6BIREF2OZEJVMCSQOQ/events.json","paper":"https://pith.science/paper/6XUJPF4N"},"agent_actions":{"view_html":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ","download_json":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ.json","view_paper":"https://pith.science/paper/6XUJPF4N","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1601.01702&json=true","fetch_graph":"https://pith.science/api/pith-number/6XUJPF4N6BIREF2OZEJVMCSQOQ/graph.json","fetch_events":"https://pith.science/api/pith-number/6XUJPF4N6BIREF2OZEJVMCSQOQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ/action/storage_attestation","attest_author":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ/action/author_attestation","sign_citation":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ/action/citation_signature","submit_replication":"https://pith.science/pith/6XUJPF4N6BIREF2OZEJVMCSQOQ/action/replication_record"}},"created_at":"2026-05-18T01:21:44.269596+00:00","updated_at":"2026-05-18T01:21:44.269596+00:00"}