{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LPBPXBYGHOWBFRCB6F5IIFOZBA","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":"3b0715ecfb980d7860b70a5b09509fcb4c40d87eba88ca92d7dc47d199bef91a","cross_cats_sorted":["cs.LG","cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-21T05:48:31Z","title_canon_sha256":"04ac729f8740982aeeb9282ee7d9369c57a50858fb6bea3cb8e510ef4dab713c"},"schema_version":"1.0","source":{"id":"2507.15259","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.15259","created_at":"2026-07-05T11:40:21Z"},{"alias_kind":"arxiv_version","alias_value":"2507.15259v1","created_at":"2026-07-05T11:40:21Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.15259","created_at":"2026-07-05T11:40:21Z"},{"alias_kind":"pith_short_12","alias_value":"LPBPXBYGHOWB","created_at":"2026-07-05T11:40:21Z"},{"alias_kind":"pith_short_16","alias_value":"LPBPXBYGHOWBFRCB","created_at":"2026-07-05T11:40:21Z"},{"alias_kind":"pith_short_8","alias_value":"LPBPXBYG","created_at":"2026-07-05T11:40:21Z"}],"graph_snapshots":[{"event_id":"sha256:a3c115ad3fa94622a3b0a8544f6a17db1ec93896ceb55c8af7cad5b11fb5cfe4","target":"graph","created_at":"2026-07-05T11:40:21Z","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/2507.15259/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This letter develops a novel physics-informed neural ordinary differential equations-based framework to emulate the proprietary dynamics of the inverters -- essential for improved accuracy in grid dynamic simulations. In current industry practice, the original equipment manufacturers (OEMs) often do not disclose the exact internal controls and parameters of the inverters, posing significant challenges in performing accurate dynamic simulations and other relevant studies, such as gain tunings for stability analysis and controls. To address this, we propose a Physics-Informed Latent Neural ODE M","authors_text":"Kyung-Bin Kwon, Marcelo Elizondo, Ramij R. Hossain, Sayak Mukherjee","cross_cats":["cs.LG","cs.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-21T05:48:31Z","title":"Physics-Informed Learning of Proprietary Inverter Models for Grid Dynamic Studies"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.15259","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":"sha256:3e23bb12439858d282ff7b86c5359b7d911f850196b65d1446251ed6e95b4097","target":"record","created_at":"2026-07-05T11:40:21Z","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":"3b0715ecfb980d7860b70a5b09509fcb4c40d87eba88ca92d7dc47d199bef91a","cross_cats_sorted":["cs.LG","cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2025-07-21T05:48:31Z","title_canon_sha256":"04ac729f8740982aeeb9282ee7d9369c57a50858fb6bea3cb8e510ef4dab713c"},"schema_version":"1.0","source":{"id":"2507.15259","kind":"arxiv","version":1}},"canonical_sha256":"5bc2fb87063bac12c441f17a8415d90807a58dfc5d74e996fa69cdbc0de458a3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5bc2fb87063bac12c441f17a8415d90807a58dfc5d74e996fa69cdbc0de458a3","first_computed_at":"2026-07-05T11:40:21.326213Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:40:21.326213Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pkL1yzqFzObBayShJ1runVCwOpbVjQRPPlK41VIhdGsMmZzzz+/+EIdBXCiuP8Kkb4BHWbnlGlSo+VuGW1EMAA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:40:21.326722Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.15259","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3e23bb12439858d282ff7b86c5359b7d911f850196b65d1446251ed6e95b4097","sha256:a3c115ad3fa94622a3b0a8544f6a17db1ec93896ceb55c8af7cad5b11fb5cfe4"],"state_sha256":"ece52cf8a7d54968af6012eaf7c781790fedbfcf72aeb489d3add2c49ad8370f"}