{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:PY57E6O6UG35QVWIP6FDAAVIDJ","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":"c0017d31377eee38e47f751e128e1fb7fd5ef3a7088a495a6d94c21c2d8e66b9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2017-09-20T07:14:52Z","title_canon_sha256":"9cf3888025a4f642b848f59c76d88df849044a773918ae92f1a255eeaa017cc3"},"schema_version":"1.0","source":{"id":"1709.06743","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.06743","created_at":"2026-05-18T00:01:38Z"},{"alias_kind":"arxiv_version","alias_value":"1709.06743v3","created_at":"2026-05-18T00:01:38Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.06743","created_at":"2026-05-18T00:01:38Z"},{"alias_kind":"pith_short_12","alias_value":"PY57E6O6UG35","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"PY57E6O6UG35QVWI","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"PY57E6O6","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:878f8e1a0686c3c9066195b11936851d3d04f25c7a159f110c07eebf414e38ab","target":"graph","created_at":"2026-05-18T00:01:38Z","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":"pandapower is a Python based, BSD-licensed power system analysis tool aimed at automation of static and quasi-static analysis and optimization of balanced power systems. It provides power flow, optimal power flow, state estimation, topological graph searches and short circuit calculations according to IEC 60909. pandapower includes a Newton-Raphson power flow solver formerly based on PYPOWER, which has been accelerated with just-in-time compilation. Additional enhancements to the solver include the capability to model constant current loads, grids with multiple reference nodes and a connectivi","authors_text":"Alexander Scheidler, Florian Sch\\\"afer, Friederike Meier, Jan-Hendrik Menke, Julian Dollichon, Leon Thurner, Martin Braun, Steffen Meinecke","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2017-09-20T07:14:52Z","title":"pandapower - an Open Source Python Tool for Convenient Modeling, Analysis and Optimization of Electric Power Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.06743","kind":"arxiv","version":3},"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":"sha256:521902c0361548e17e432c1aafb0624a0d9f15351d7bb7906e94b948ebd04845","target":"record","created_at":"2026-05-18T00:01:38Z","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":"c0017d31377eee38e47f751e128e1fb7fd5ef3a7088a495a6d94c21c2d8e66b9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2017-09-20T07:14:52Z","title_canon_sha256":"9cf3888025a4f642b848f59c76d88df849044a773918ae92f1a255eeaa017cc3"},"schema_version":"1.0","source":{"id":"1709.06743","kind":"arxiv","version":3}},"canonical_sha256":"7e3bf279dea1b7d856c87f8a3002a81a66b940e89c9a80caf816117fc8da917d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7e3bf279dea1b7d856c87f8a3002a81a66b940e89c9a80caf816117fc8da917d","first_computed_at":"2026-05-18T00:01:38.965987Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:01:38.965987Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h7kwBU/MCyN15hd3+A6cckR62grbFWkA8jw3KtKwumK9w3cCAmGHsy33W1E7XCSTNjm+J2kkUq7/h1NwbLlTDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:01:38.966487Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.06743","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:521902c0361548e17e432c1aafb0624a0d9f15351d7bb7906e94b948ebd04845","sha256:878f8e1a0686c3c9066195b11936851d3d04f25c7a159f110c07eebf414e38ab"],"state_sha256":"3f3f8c7549e55ab542d305b473e723bae06fca3201e3b62f2b8f802a80c27a6c"}