{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:FG2P6OSE2OUFOZS6B5XFYUGE4P","short_pith_number":"pith:FG2P6OSE","schema_version":"1.0","canonical_sha256":"29b4ff3a44d3a857665e0f6e5c50c4e3facead899e76c9ab2d615e215c0b672f","source":{"kind":"arxiv","id":"1804.10485","version":1},"attestation_state":"computed","paper":{"title":"Mapping the Milky Way with LAMOST III: Complicated spatial structure in the outer disc","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chao Liu, Hai-Feng Wang, Jun-Chen Wan, Licai Deng, Yan Xu","submitted_at":"2018-04-27T13:11:21Z","abstract_excerpt":"We present {complexity} of the Galactic outer disc {by fitting the stellar volume densities of the red giant branch stars with a two-disc component model}. {The discs are confirmed to} extend to $R\\sim19$\\,kpc. The radial density profile of the discs shows {two breaks at $R\\sim11$ and $\\sim14$\\,kpc, respectively, which} separate the radial profile into three segments with different scale lengths of $2.12\\pm0.26$, $1.18\\pm0.08$, and $2.72$\\,kpc at $R<11$, $11\\leq R\\leq14$, and $R>14$\\,kpc, respectively. The first {break} is likely due to the sudden drop in the radial profile of the thin disc, w"},"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":"1804.10485","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-04-27T13:11:21Z","cross_cats_sorted":[],"title_canon_sha256":"e942f9b8e220f1d31ba8f26b85e27a32bbaa16f55e2a2359048b5d72e5b600b8","abstract_canon_sha256":"3c94e8f7cb3c8f068cf9a15c83bdaf181c4800a092ce3c35865143e40f096b23"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:34.172408Z","signature_b64":"c9CwxEWGeT/NUmBdulIEFPzVG5ofPNUhl68+UAKtJZsSbMGY6nzhD6NaC6aA10tumzWAD1/3GUxxVmf26P7cCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"29b4ff3a44d3a857665e0f6e5c50c4e3facead899e76c9ab2d615e215c0b672f","last_reissued_at":"2026-05-18T00:11:34.171752Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:34.171752Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Mapping the Milky Way with LAMOST III: Complicated spatial structure in the outer disc","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.GA","authors_text":"Chao Liu, Hai-Feng Wang, Jun-Chen Wan, Licai Deng, Yan Xu","submitted_at":"2018-04-27T13:11:21Z","abstract_excerpt":"We present {complexity} of the Galactic outer disc {by fitting the stellar volume densities of the red giant branch stars with a two-disc component model}. {The discs are confirmed to} extend to $R\\sim19$\\,kpc. The radial density profile of the discs shows {two breaks at $R\\sim11$ and $\\sim14$\\,kpc, respectively, which} separate the radial profile into three segments with different scale lengths of $2.12\\pm0.26$, $1.18\\pm0.08$, and $2.72$\\,kpc at $R<11$, $11\\leq R\\leq14$, and $R>14$\\,kpc, respectively. The first {break} is likely due to the sudden drop in the radial profile of the thin disc, w"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1804.10485","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":"1804.10485","created_at":"2026-05-18T00:11:34.171851+00:00"},{"alias_kind":"arxiv_version","alias_value":"1804.10485v1","created_at":"2026-05-18T00:11:34.171851+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1804.10485","created_at":"2026-05-18T00:11:34.171851+00:00"},{"alias_kind":"pith_short_12","alias_value":"FG2P6OSE2OUF","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_16","alias_value":"FG2P6OSE2OUFOZS6","created_at":"2026-05-18T12:32:22.470017+00:00"},{"alias_kind":"pith_short_8","alias_value":"FG2P6OSE","created_at":"2026-05-18T12:32:22.470017+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/FG2P6OSE2OUFOZS6B5XFYUGE4P","json":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P.json","graph_json":"https://pith.science/api/pith-number/FG2P6OSE2OUFOZS6B5XFYUGE4P/graph.json","events_json":"https://pith.science/api/pith-number/FG2P6OSE2OUFOZS6B5XFYUGE4P/events.json","paper":"https://pith.science/paper/FG2P6OSE"},"agent_actions":{"view_html":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P","download_json":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P.json","view_paper":"https://pith.science/paper/FG2P6OSE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1804.10485&json=true","fetch_graph":"https://pith.science/api/pith-number/FG2P6OSE2OUFOZS6B5XFYUGE4P/graph.json","fetch_events":"https://pith.science/api/pith-number/FG2P6OSE2OUFOZS6B5XFYUGE4P/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P/action/storage_attestation","attest_author":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P/action/author_attestation","sign_citation":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P/action/citation_signature","submit_replication":"https://pith.science/pith/FG2P6OSE2OUFOZS6B5XFYUGE4P/action/replication_record"}},"created_at":"2026-05-18T00:11:34.171851+00:00","updated_at":"2026-05-18T00:11:34.171851+00:00"}