{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:Y2JECTOMQSRXK6OJRHH7FCISMF","short_pith_number":"pith:Y2JECTOM","canonical_record":{"source":{"id":"2302.05736","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-02-11T16:22:55Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"4eda4d220cc5f1f274603af2ce405af2956cd1f39f932b209d24e5efd22df0d0","abstract_canon_sha256":"ee88698512e88577691e72f782392e8f6a7b9ebc9f3aed5ae435edf027045642"},"schema_version":"1.0"},"canonical_sha256":"c692414dcc84a37579c989cff28912616484d7b47b69cbb4076a7455a4dce9e3","source":{"kind":"arxiv","id":"2302.05736","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.05736","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"2302.05736v2","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.05736","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"Y2JECTOMQSRX","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y2JECTOMQSRXK6OJ","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y2JECTOM","created_at":"2026-07-05T05:43:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:Y2JECTOMQSRXK6OJRHH7FCISMF","target":"record","payload":{"canonical_record":{"source":{"id":"2302.05736","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-02-11T16:22:55Z","cross_cats_sorted":["cs.SY"],"title_canon_sha256":"4eda4d220cc5f1f274603af2ce405af2956cd1f39f932b209d24e5efd22df0d0","abstract_canon_sha256":"ee88698512e88577691e72f782392e8f6a7b9ebc9f3aed5ae435edf027045642"},"schema_version":"1.0"},"canonical_sha256":"c692414dcc84a37579c989cff28912616484d7b47b69cbb4076a7455a4dce9e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:43:04.200023Z","signature_b64":"p0S4QCH16lmROBOR0iziHb8I4bdlutZXlBgpeVMCwkcHh/P9+kMa6H/0+zHsIKhIpam6D7nX0YePUd8ogI8DAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c692414dcc84a37579c989cff28912616484d7b47b69cbb4076a7455a4dce9e3","last_reissued_at":"2026-07-05T05:43:04.199572Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:43:04.199572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.05736","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fn70zEbRyvCK4r2ofOITotX8X8VH+6nPo6aeSnnrYuf2nenohNFvvhBZNTOXL26zVpydfanyw8sK17Ah4vhWCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:51:36.693385Z"},"content_sha256":"84885eb9f1be57d289ff17ea58460dd28b92ebed81f872e9e2388ecf71f7e9f1","schema_version":"1.0","event_id":"sha256:84885eb9f1be57d289ff17ea58460dd28b92ebed81f872e9e2388ecf71f7e9f1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:Y2JECTOMQSRXK6OJRHH7FCISMF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Locating the Sources of Sub-synchronous Oscillations Induced by the Control of Voltage Source Converters Based on Energy Structure and Nonlinearity Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.SY"],"primary_cat":"eess.SY","authors_text":"Chen Shen, Jun Yan, Mingzhong Zheng, Qiangsheng Bu, Shaowei Huang, Ye Liu, Zetian Zheng","submitted_at":"2023-02-11T16:22:55Z","abstract_excerpt":"The oscillation phenomena associated with the control of voltage source converters (VSCs) are widely concerning, and locating the source of these oscillations is crucial to suppressing them; therefore, this paper presents a locating scheme, based on the energy structure and nonlinearity detection. On the one hand, the energy structure, which conforms with the principle of the energy-based method and dissipativity theory, is constructed to describe the transient energy flow for VSCs, and on this basis, a defined characteristic quantity is implemented to narrow the scope of oscillation source lo"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.05736","kind":"arxiv","version":2},"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/2302.05736/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":"2026-07-05T05:43:04Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"D7tHLmzwzWBgv6okOek6ji/f29H3mjDiensGqrL8LoCDmRO3fEvelzp0Nde1ce/gwOKzBkKUdw6A6INEtSfnCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T05:51:36.693774Z"},"content_sha256":"be45e642294a941d7f2a58f6ae6fa82302996474d5525605a56218b5cd87911b","schema_version":"1.0","event_id":"sha256:be45e642294a941d7f2a58f6ae6fa82302996474d5525605a56218b5cd87911b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/bundle.json","state_url":"https://pith.science/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/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":"2026-07-07T05:51:36Z","links":{"resolver":"https://pith.science/pith/Y2JECTOMQSRXK6OJRHH7FCISMF","bundle":"https://pith.science/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/bundle.json","state":"https://pith.science/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y2JECTOMQSRXK6OJRHH7FCISMF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:Y2JECTOMQSRXK6OJRHH7FCISMF","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":"ee88698512e88577691e72f782392e8f6a7b9ebc9f3aed5ae435edf027045642","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-02-11T16:22:55Z","title_canon_sha256":"4eda4d220cc5f1f274603af2ce405af2956cd1f39f932b209d24e5efd22df0d0"},"schema_version":"1.0","source":{"id":"2302.05736","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.05736","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"arxiv_version","alias_value":"2302.05736v2","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.05736","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_12","alias_value":"Y2JECTOMQSRX","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_16","alias_value":"Y2JECTOMQSRXK6OJ","created_at":"2026-07-05T05:43:04Z"},{"alias_kind":"pith_short_8","alias_value":"Y2JECTOM","created_at":"2026-07-05T05:43:04Z"}],"graph_snapshots":[{"event_id":"sha256:be45e642294a941d7f2a58f6ae6fa82302996474d5525605a56218b5cd87911b","target":"graph","created_at":"2026-07-05T05:43:04Z","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/2302.05736/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The oscillation phenomena associated with the control of voltage source converters (VSCs) are widely concerning, and locating the source of these oscillations is crucial to suppressing them; therefore, this paper presents a locating scheme, based on the energy structure and nonlinearity detection. On the one hand, the energy structure, which conforms with the principle of the energy-based method and dissipativity theory, is constructed to describe the transient energy flow for VSCs, and on this basis, a defined characteristic quantity is implemented to narrow the scope of oscillation source lo","authors_text":"Chen Shen, Jun Yan, Mingzhong Zheng, Qiangsheng Bu, Shaowei Huang, Ye Liu, Zetian Zheng","cross_cats":["cs.SY"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-02-11T16:22:55Z","title":"Locating the Sources of Sub-synchronous Oscillations Induced by the Control of Voltage Source Converters Based on Energy Structure and Nonlinearity Detection"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.05736","kind":"arxiv","version":2},"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":"sha256:84885eb9f1be57d289ff17ea58460dd28b92ebed81f872e9e2388ecf71f7e9f1","target":"record","created_at":"2026-07-05T05:43:04Z","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":"ee88698512e88577691e72f782392e8f6a7b9ebc9f3aed5ae435edf027045642","cross_cats_sorted":["cs.SY"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SY","submitted_at":"2023-02-11T16:22:55Z","title_canon_sha256":"4eda4d220cc5f1f274603af2ce405af2956cd1f39f932b209d24e5efd22df0d0"},"schema_version":"1.0","source":{"id":"2302.05736","kind":"arxiv","version":2}},"canonical_sha256":"c692414dcc84a37579c989cff28912616484d7b47b69cbb4076a7455a4dce9e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c692414dcc84a37579c989cff28912616484d7b47b69cbb4076a7455a4dce9e3","first_computed_at":"2026-07-05T05:43:04.199572Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:43:04.199572Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"p0S4QCH16lmROBOR0iziHb8I4bdlutZXlBgpeVMCwkcHh/P9+kMa6H/0+zHsIKhIpam6D7nX0YePUd8ogI8DAA==","signature_status":"signed_v1","signed_at":"2026-07-05T05:43:04.200023Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.05736","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:84885eb9f1be57d289ff17ea58460dd28b92ebed81f872e9e2388ecf71f7e9f1","sha256:be45e642294a941d7f2a58f6ae6fa82302996474d5525605a56218b5cd87911b"],"state_sha256":"a9bdc3ca1f64c03c5e344784eacdd4d4ced706c787be5bc02ded8f320125f5fe"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LRTdpzef/wiss3FCYzXa6TkzLhS2lTaCviRI/0p5sOdVIaqgJRwy9BqOi5lzMWKRQMI36oOcWLpLXy4EUCOlAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T05:51:36.696240Z","bundle_sha256":"fe63683e47a03e2291050a2b3f303f934a47d18bf5baec4669d44af417fea0f4"}}