{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:GWZ5MJXMAZPQQQ2ZDLNXBQVGDK","short_pith_number":"pith:GWZ5MJXM","canonical_record":{"source":{"id":"2606.31314","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2026-06-30T08:23:44Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"72e89d002c1a2e694c14ea9d56f2f0d81b39dc67be87e6466a0914e851572f1e","abstract_canon_sha256":"87c332e8420fd4dfda56bf88740f8ef4d6daa797654c82e414fe131144570532"},"schema_version":"1.0"},"canonical_sha256":"35b3d626ec065f0843591adb70c2a61ab65aef0670cbc1438d22feb0e07427a5","source":{"kind":"arxiv","id":"2606.31314","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31314","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31314v1","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31314","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_12","alias_value":"GWZ5MJXMAZPQ","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_16","alias_value":"GWZ5MJXMAZPQQQ2Z","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_8","alias_value":"GWZ5MJXM","created_at":"2026-07-01T01:17:58Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:GWZ5MJXMAZPQQQ2ZDLNXBQVGDK","target":"record","payload":{"canonical_record":{"source":{"id":"2606.31314","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2026-06-30T08:23:44Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"72e89d002c1a2e694c14ea9d56f2f0d81b39dc67be87e6466a0914e851572f1e","abstract_canon_sha256":"87c332e8420fd4dfda56bf88740f8ef4d6daa797654c82e414fe131144570532"},"schema_version":"1.0"},"canonical_sha256":"35b3d626ec065f0843591adb70c2a61ab65aef0670cbc1438d22feb0e07427a5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T01:17:58.939545Z","signature_b64":"SrLRXziVn+V+oPa72eU8arjcm7b+hZ1Iv2XygUsMqOyHpRcjvL7FByJTkwMmcu9ltm/dyOYsbaVcg/mpe9cwAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"35b3d626ec065f0843591adb70c2a61ab65aef0670cbc1438d22feb0e07427a5","last_reissued_at":"2026-07-01T01:17:58.939127Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T01:17:58.939127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.31314","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-01T01:17:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qgFj6npZTQJNAwbJPcoQrTiMeF3vZdnvvc8HZ2U7qz/s1r0WL9rk+e96K7Ei0uEP9j1INl6FqijNnNe1qfOmAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T06:44:52.187211Z"},"content_sha256":"f5a22a4f780481308f2f6abe2ac1e2d213008b7beac91796a0b2748790f47bf7","schema_version":"1.0","event_id":"sha256:f5a22a4f780481308f2f6abe2ac1e2d213008b7beac91796a0b2748790f47bf7"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:GWZ5MJXMAZPQQQ2ZDLNXBQVGDK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Novel Method for Differential-Algebraic Dynamic Model Discovery in Power Systems: An LLM-Based Multi-Agent Collaborative Framework","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Chao Shen, Fan Tang, Haoyu Wu, Ping Jiang, Xinming Wang, Yakun He, Yingli Wei, Zhe Liu, Zihan Guo","submitted_at":"2026-06-30T08:23:44Z","abstract_excerpt":"With large-scale integration of emerging power electronic devices represented by grid-forming inverters, power system dynamics increasingly exhibit strong nonlinearity, multi-timescale coupling, and black-box control logic. These features hinder conventional parameter identification requiring known model structures and structure identification based on predefined function libraries, making complete differential-algebraic dynamic model recovery difficult under weak prior information. To address this challenge, this paper proposes an LLM-based multi-agent collaborative framework for differential"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31314","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.31314/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-01T01:17:58Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"K7UgutnN0NTH05WBeQKOyGPfzPVa3mVFLbBz8n9QuP4Yx/eDF5gUlCr0fFlrxTaFAZx2P8+zjBZQKQs1KiKHAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T06:44:52.187937Z"},"content_sha256":"246f82025b12ef02bc08027c28b2406c62eddb575e0655ea2d2495173e013aab","schema_version":"1.0","event_id":"sha256:246f82025b12ef02bc08027c28b2406c62eddb575e0655ea2d2495173e013aab"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/bundle.json","state_url":"https://pith.science/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-07-02T06:44:52Z","links":{"resolver":"https://pith.science/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK","bundle":"https://pith.science/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/bundle.json","state":"https://pith.science/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GWZ5MJXMAZPQQQ2ZDLNXBQVGDK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:GWZ5MJXMAZPQQQ2ZDLNXBQVGDK","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":"87c332e8420fd4dfda56bf88740f8ef4d6daa797654c82e414fe131144570532","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2026-06-30T08:23:44Z","title_canon_sha256":"72e89d002c1a2e694c14ea9d56f2f0d81b39dc67be87e6466a0914e851572f1e"},"schema_version":"1.0","source":{"id":"2606.31314","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.31314","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"arxiv_version","alias_value":"2606.31314v1","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31314","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_12","alias_value":"GWZ5MJXMAZPQ","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_16","alias_value":"GWZ5MJXMAZPQQQ2Z","created_at":"2026-07-01T01:17:58Z"},{"alias_kind":"pith_short_8","alias_value":"GWZ5MJXM","created_at":"2026-07-01T01:17:58Z"}],"graph_snapshots":[{"event_id":"sha256:246f82025b12ef02bc08027c28b2406c62eddb575e0655ea2d2495173e013aab","target":"graph","created_at":"2026-07-01T01:17:58Z","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/2606.31314/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With large-scale integration of emerging power electronic devices represented by grid-forming inverters, power system dynamics increasingly exhibit strong nonlinearity, multi-timescale coupling, and black-box control logic. These features hinder conventional parameter identification requiring known model structures and structure identification based on predefined function libraries, making complete differential-algebraic dynamic model recovery difficult under weak prior information. To address this challenge, this paper proposes an LLM-based multi-agent collaborative framework for differential","authors_text":"Chao Shen, Fan Tang, Haoyu Wu, Ping Jiang, Xinming Wang, Yakun He, Yingli Wei, Zhe Liu, Zihan Guo","cross_cats":["cs.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2026-06-30T08:23:44Z","title":"A Novel Method for Differential-Algebraic Dynamic Model Discovery in Power Systems: An LLM-Based Multi-Agent Collaborative Framework"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31314","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:f5a22a4f780481308f2f6abe2ac1e2d213008b7beac91796a0b2748790f47bf7","target":"record","created_at":"2026-07-01T01:17:58Z","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":"87c332e8420fd4dfda56bf88740f8ef4d6daa797654c82e414fe131144570532","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2026-06-30T08:23:44Z","title_canon_sha256":"72e89d002c1a2e694c14ea9d56f2f0d81b39dc67be87e6466a0914e851572f1e"},"schema_version":"1.0","source":{"id":"2606.31314","kind":"arxiv","version":1}},"canonical_sha256":"35b3d626ec065f0843591adb70c2a61ab65aef0670cbc1438d22feb0e07427a5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"35b3d626ec065f0843591adb70c2a61ab65aef0670cbc1438d22feb0e07427a5","first_computed_at":"2026-07-01T01:17:58.939127Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-01T01:17:58.939127Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SrLRXziVn+V+oPa72eU8arjcm7b+hZ1Iv2XygUsMqOyHpRcjvL7FByJTkwMmcu9ltm/dyOYsbaVcg/mpe9cwAQ==","signature_status":"signed_v1","signed_at":"2026-07-01T01:17:58.939545Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.31314","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5a22a4f780481308f2f6abe2ac1e2d213008b7beac91796a0b2748790f47bf7","sha256:246f82025b12ef02bc08027c28b2406c62eddb575e0655ea2d2495173e013aab"],"state_sha256":"7464f3f6ad2536802fdd1aee4a5e874a49dfc23ba31fb3a5ee6d90f4b6b2bc11"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1g7BNXThmhDE3OQNw9EmFCf/vNyRfpKhaT1lQGMkvd/vw+lolJib3kYRaLACj1TrnbYwP0TPusS8MXXtBoYABg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T06:44:52.191153Z","bundle_sha256":"3cc92b7c618a62958905adbed7ea6ee1c7055d1fbff66c2256be6d03f12ae6a8"}}