{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:AYLYMX3T2RZEM5KTBCTXRR42OG","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"b202f5a501a5406ebb3acfd91be9c67823dad0a4e73358d124966f88189f2eed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-02-27T12:34:44Z","title_canon_sha256":"fcd9e534cdfdf0fa41da4b1e0e608514de25258bab0f63899fa47bee0e437184"},"schema_version":"1.0","source":{"id":"1802.09852","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1802.09852","created_at":"2026-05-18T00:08:43Z"},{"alias_kind":"arxiv_version","alias_value":"1802.09852v1","created_at":"2026-05-18T00:08:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.09852","created_at":"2026-05-18T00:08:43Z"},{"alias_kind":"pith_short_12","alias_value":"AYLYMX3T2RZE","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_16","alias_value":"AYLYMX3T2RZEM5KT","created_at":"2026-05-18T12:32:13Z"},{"alias_kind":"pith_short_8","alias_value":"AYLYMX3T","created_at":"2026-05-18T12:32:13Z"}],"graph_snapshots":[{"event_id":"sha256:cd27fb30dea99e28b58158c1f822ebcfa8a061ff6c01be125f950d0b2189e047","target":"graph","created_at":"2026-05-18T00:08:43Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"NGC 4945 is one of the nearest (~3.8 Mpc; 1\" ~ 19 pc) starburst galaxies. ALMA band 3 (3--4\\,mm) observations of HCN, HCO+, CS, C3H2, SiO, HCO, and CH3C2H were carried out with ~2\" resolution. The lines reveal a rotating nuclear disk of projected size 10\" x 2\" with position angle ~45 deg, inclination ~75 deg and an unresolved bright central core of size <2.5\". The continuum source (mostly free-free radiation) is more compact than the nuclear disk by a linear factor of two but shows the same position angle and is centered 0.39\" +_ 0.14\" northeast of the nuclear accretion disk defined by H2O mas","authors_text":"A.A. Malawi, C. Henkel, C.M.V. Impellizzeri, F. Alkhuja, F. Alves, F. Combes, F. Costagliola, F. Kamali, G. Bendo, G. Fuller, G.I.G. Jozsa, H. Ismail, H.M. Asiri, J. Greene, J. Mangum, J. Ott, J.S. Zhang, K. Tristram, L.K. Hunt, M. Wang, P. van der Werf, R. Aladro, R. Mauersberger, R.S. Klessen, S. Aalto, S. Garcia-Burillo, S. Martin, S. Muehle, S. Muller, S. Viti, W.A. Baan, X.D. Tang, Y. Ao, Y. Gong","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-02-27T12:34:44Z","title":"Molecular line emission in NGC 4945, imaged with ALMA"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.09852","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:d7958e3f9abb1c912c45f0fd3e4835750c7af0b4efbe57f27c2b4f3211bcab03","target":"record","created_at":"2026-05-18T00:08:43Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"b202f5a501a5406ebb3acfd91be9c67823dad0a4e73358d124966f88189f2eed","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"astro-ph.GA","submitted_at":"2018-02-27T12:34:44Z","title_canon_sha256":"fcd9e534cdfdf0fa41da4b1e0e608514de25258bab0f63899fa47bee0e437184"},"schema_version":"1.0","source":{"id":"1802.09852","kind":"arxiv","version":1}},"canonical_sha256":"0617865f73d47246755308a778c79a71bc43e1f1d5de873d2ae57a244d07e6df","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0617865f73d47246755308a778c79a71bc43e1f1d5de873d2ae57a244d07e6df","first_computed_at":"2026-05-18T00:08:43.201649Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:43.201649Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Fmxqe7SkICuz4QKHLEYNm0TwDGOITtMNvwdEiVQAYdkP/DL/BmHDAi3wR9dosQ4ogrM78MmHCqJNNwyzJTqTCA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:43.202241Z","signed_message":"canonical_sha256_bytes"},"source_id":"1802.09852","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d7958e3f9abb1c912c45f0fd3e4835750c7af0b4efbe57f27c2b4f3211bcab03","sha256:cd27fb30dea99e28b58158c1f822ebcfa8a061ff6c01be125f950d0b2189e047"],"state_sha256":"a23dedc940fe4e815dff4631a7833769420b8c7c7939b4c770989113d3b56723"}