{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:1998:3F5UKMIPFNBY6O7O2O6S7FFKGC","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":"fdfa5b5ad13279ca2ef88034384124e0891c81b06477fea8330d09138e0e8ec9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-24T10:14:58Z","title_canon_sha256":"84de36280c80a580bf7d48863d275779f38ce52e51c7f14793ab10337b6fe492"},"schema_version":"1.0","source":{"id":"astro-ph/9811374","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"astro-ph/9811374","created_at":"2026-07-04T14:16:21Z"},{"alias_kind":"arxiv_version","alias_value":"astro-ph/9811374v1","created_at":"2026-07-04T14:16:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.astro-ph/9811374","created_at":"2026-07-04T14:16:21Z"},{"alias_kind":"pith_short_12","alias_value":"3F5UKMIPFNBY","created_at":"2026-07-04T14:16:21Z"},{"alias_kind":"pith_short_16","alias_value":"3F5UKMIPFNBY6O7O","created_at":"2026-07-04T14:16:21Z"},{"alias_kind":"pith_short_8","alias_value":"3F5UKMIP","created_at":"2026-07-04T14:16:21Z"}],"graph_snapshots":[{"event_id":"sha256:4338e6534ae7a85a02a537cfdc92c7a89a8ab812dd194421c614c3faa38079d3","target":"graph","created_at":"2026-07-04T14:16:21Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/astro-ph/9811374/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Sticky particle calculations indicate that a coherent structure, a dispersion ring, forms when a cloud on a low angular momentum orbit passes close to the dynamical center of an isothermal sphere containing a central point mass. The cloud is tidally stretched and differentially wrapped, and dissipation in shocks organizes the gas into a precessing off-set elliptical ring which can persist for many rotation periods. The morphology and kinematics of the circumnuclear disk (CND) between 2 and 5 pc and the Northern arm in the inner 1 pc are well-represented by such structures. In the case of the N","authors_text":"Groningen, NL), R.H. Sanders (Kapteyn Astronomical Institute","cross_cats":[],"headline":"","license":"","primary_cat":"astro-ph","submitted_at":"1998-11-24T10:14:58Z","title":"The circumnuclear disk and ionized gas filaments as remnants of tidally disrupted clouds"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"astro-ph/9811374","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":"sha256:8d846188b8511ed7576db4ddde737b9e4f0aa8864afbe3b0fc61bf9eadc328fe","target":"record","created_at":"2026-07-04T14:16:21Z","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":"fdfa5b5ad13279ca2ef88034384124e0891c81b06477fea8330d09138e0e8ec9","cross_cats_sorted":[],"license":"","primary_cat":"astro-ph","submitted_at":"1998-11-24T10:14:58Z","title_canon_sha256":"84de36280c80a580bf7d48863d275779f38ce52e51c7f14793ab10337b6fe492"},"schema_version":"1.0","source":{"id":"astro-ph/9811374","kind":"arxiv","version":1}},"canonical_sha256":"d97b45310f2b438f3beed3bd2f94aa30a9c7c7c4fa8b23c5ff641486f8ac5437","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d97b45310f2b438f3beed3bd2f94aa30a9c7c7c4fa8b23c5ff641486f8ac5437","first_computed_at":"2026-07-04T14:16:21.563808Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T14:16:21.563808Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"GxYVzaYlyr0z4dxcKqjvWX60uT3W28GJuWFZJjkHlfl+1H7JlPy5FJIzXjJZFf7V3potDkP2RRI35gyAGNPvAg==","signature_status":"signed_v1","signed_at":"2026-07-04T14:16:21.564293Z","signed_message":"canonical_sha256_bytes"},"source_id":"astro-ph/9811374","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8d846188b8511ed7576db4ddde737b9e4f0aa8864afbe3b0fc61bf9eadc328fe","sha256:4338e6534ae7a85a02a537cfdc92c7a89a8ab812dd194421c614c3faa38079d3"],"state_sha256":"91c4babcc36e92bc8559b4f7b112d3d105a164ecd7f04b49425fcd03eaed5003"}