{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ","short_pith_number":"pith:5OPA7VM7","canonical_record":{"source":{"id":"2011.09620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SY","submitted_at":"2020-11-19T02:48:46Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"dc36ed214b471adcf38efedaee1a31f9d50e9ac0a3ac49d7aeb14e51f3f0c403","abstract_canon_sha256":"3a22501f953266a621e303184afefcee821609ef5aa1a1f577e02062b5187818"},"schema_version":"1.0"},"canonical_sha256":"eb9e0fd59f7453b3ef20643a388a302e79f77fcc40d1da0c2839da55bf679f29","source":{"kind":"arxiv","id":"2011.09620","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.09620","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"arxiv_version","alias_value":"2011.09620v1","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.09620","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_12","alias_value":"5OPA7VM7ORJ3","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_16","alias_value":"5OPA7VM7ORJ3H3ZA","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_8","alias_value":"5OPA7VM7","created_at":"2026-07-05T01:52:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ","target":"record","payload":{"canonical_record":{"source":{"id":"2011.09620","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SY","submitted_at":"2020-11-19T02:48:46Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"dc36ed214b471adcf38efedaee1a31f9d50e9ac0a3ac49d7aeb14e51f3f0c403","abstract_canon_sha256":"3a22501f953266a621e303184afefcee821609ef5aa1a1f577e02062b5187818"},"schema_version":"1.0"},"canonical_sha256":"eb9e0fd59f7453b3ef20643a388a302e79f77fcc40d1da0c2839da55bf679f29","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:52:50.487334Z","signature_b64":"SdDQyVCLRvu8UX0FRn96IywkQfEu2SuuDDlvIEURspp7HWQ5xeI42TMHqgN5seWRIP2msKdqGxWjo5RbNGn4CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"eb9e0fd59f7453b3ef20643a388a302e79f77fcc40d1da0c2839da55bf679f29","last_reissued_at":"2026-07-05T01:52:50.486961Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:52:50.486961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.09620","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":"2026-07-05T01:52:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Hk11KorZXw29GrSxtPy9SnFHGzah367XcJ1J27kBkvKwx+MNE7uW8/losaVqj0jEBKQdt3Lsiq+Rn9RANgcyAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T10:27:41.544624Z"},"content_sha256":"b26aed766d30f496b6898c6f72bf502d3177957221c29238ff20ba68afcf46ba","schema_version":"1.0","event_id":"sha256:b26aed766d30f496b6898c6f72bf502d3177957221c29238ff20ba68afcf46ba"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Lyapunov Stability of Smart Inverters Using Linearized DistFlow Approximation","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Anna Scaglione, Ciaran Roberts, Daniel Arnold, Eran Schweitzer, Nathan G. Johnson, Sean Peisert, Shammya Shananda Saha","submitted_at":"2020-11-19T02:48:46Z","abstract_excerpt":"Fast-acting smart inverters that utilize preset operating conditions to determine real and reactive power injection/consumption can create voltage instabilities (over-voltage, voltage oscillations and more) in an electrical distribution network if set-points are not properly configured. In this work, linear distribution power flow equations and droop-based Volt-Var and Volt-Watt control curves are used to analytically derive a stability criterion using \\lyapnouv analysis that includes the network operating condition. The methodology is generally applicable for control curves that can be repres"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.09620","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/2011.09620/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":"2026-07-05T01:52:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iNkYi9Vs6RNIuPQlyHsuyGafwvPJtM/zoQCFNSJxvOBMokz/mHUcc6fht+uJP1CIMHI4j5qM/Jh8nF9DoQrDCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T10:27:41.545002Z"},"content_sha256":"a99ec89a2c273c16292b026abfa2fb5ccd7c9db0bbe028e7f3e7e995c1f9bfb7","schema_version":"1.0","event_id":"sha256:a99ec89a2c273c16292b026abfa2fb5ccd7c9db0bbe028e7f3e7e995c1f9bfb7"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/bundle.json","state_url":"https://pith.science/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/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":"2026-07-07T10:27:41Z","links":{"resolver":"https://pith.science/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ","bundle":"https://pith.science/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/bundle.json","state":"https://pith.science/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:5OPA7VM7ORJ3H3ZAMQ5DRCRQFZ","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":"3a22501f953266a621e303184afefcee821609ef5aa1a1f577e02062b5187818","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SY","submitted_at":"2020-11-19T02:48:46Z","title_canon_sha256":"dc36ed214b471adcf38efedaee1a31f9d50e9ac0a3ac49d7aeb14e51f3f0c403"},"schema_version":"1.0","source":{"id":"2011.09620","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.09620","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"arxiv_version","alias_value":"2011.09620v1","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.09620","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_12","alias_value":"5OPA7VM7ORJ3","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_16","alias_value":"5OPA7VM7ORJ3H3ZA","created_at":"2026-07-05T01:52:50Z"},{"alias_kind":"pith_short_8","alias_value":"5OPA7VM7","created_at":"2026-07-05T01:52:50Z"}],"graph_snapshots":[{"event_id":"sha256:a99ec89a2c273c16292b026abfa2fb5ccd7c9db0bbe028e7f3e7e995c1f9bfb7","target":"graph","created_at":"2026-07-05T01:52:50Z","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/2011.09620/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Fast-acting smart inverters that utilize preset operating conditions to determine real and reactive power injection/consumption can create voltage instabilities (over-voltage, voltage oscillations and more) in an electrical distribution network if set-points are not properly configured. In this work, linear distribution power flow equations and droop-based Volt-Var and Volt-Watt control curves are used to analytically derive a stability criterion using \\lyapnouv analysis that includes the network operating condition. The methodology is generally applicable for control curves that can be repres","authors_text":"Anna Scaglione, Ciaran Roberts, Daniel Arnold, Eran Schweitzer, Nathan G. Johnson, Sean Peisert, Shammya Shananda Saha","cross_cats":["cs.SY"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SY","submitted_at":"2020-11-19T02:48:46Z","title":"Lyapunov Stability of Smart Inverters Using Linearized DistFlow Approximation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.09620","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:b26aed766d30f496b6898c6f72bf502d3177957221c29238ff20ba68afcf46ba","target":"record","created_at":"2026-07-05T01:52:50Z","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":"3a22501f953266a621e303184afefcee821609ef5aa1a1f577e02062b5187818","cross_cats_sorted":["cs.SY"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SY","submitted_at":"2020-11-19T02:48:46Z","title_canon_sha256":"dc36ed214b471adcf38efedaee1a31f9d50e9ac0a3ac49d7aeb14e51f3f0c403"},"schema_version":"1.0","source":{"id":"2011.09620","kind":"arxiv","version":1}},"canonical_sha256":"eb9e0fd59f7453b3ef20643a388a302e79f77fcc40d1da0c2839da55bf679f29","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"eb9e0fd59f7453b3ef20643a388a302e79f77fcc40d1da0c2839da55bf679f29","first_computed_at":"2026-07-05T01:52:50.486961Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:52:50.486961Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"SdDQyVCLRvu8UX0FRn96IywkQfEu2SuuDDlvIEURspp7HWQ5xeI42TMHqgN5seWRIP2msKdqGxWjo5RbNGn4CA==","signature_status":"signed_v1","signed_at":"2026-07-05T01:52:50.487334Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.09620","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b26aed766d30f496b6898c6f72bf502d3177957221c29238ff20ba68afcf46ba","sha256:a99ec89a2c273c16292b026abfa2fb5ccd7c9db0bbe028e7f3e7e995c1f9bfb7"],"state_sha256":"1fc9df541c2484996bb6cfd07894fc2576a6cf60bbb19cb05ffa4f6a8670c3d1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E3HeUv6RIBa/J9uossQ/hEjS9WhmLmODstpohaIUqSfPv85aGfhKmIPB02dWs5TH++/TwtUX2zKhU2cxsKe+Ag==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T10:27:41.546849Z","bundle_sha256":"5d1df5a5fc086b3b79855c5b00f2f90394c59a3a6db5a2680dc90a4ea7282fc7"}}