{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:PKDN234JTZFBLU3JW724ILOXJT","short_pith_number":"pith:PKDN234J","canonical_record":{"source":{"id":"2409.00025","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2024-08-16T19:22:02Z","cross_cats_sorted":["cs.CV","cs.LG","eess.IV"],"title_canon_sha256":"d88eefd18366e0d4e8cc3ab19c83793d0b470b95b9f2b82130e220a0124187c3","abstract_canon_sha256":"994c797e0eb29f0fd83246ad209289b78a637046c2d8bdd34e17e0949405df3a"},"schema_version":"1.0"},"canonical_sha256":"7a86dd6f899e4a15d369b7f5c42dd74cf6189b8a6e6258dadb926720b2b10492","source":{"kind":"arxiv","id":"2409.00025","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.00025","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"arxiv_version","alias_value":"2409.00025v2","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.00025","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_12","alias_value":"PKDN234JTZFB","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_16","alias_value":"PKDN234JTZFBLU3J","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_8","alias_value":"PKDN234J","created_at":"2026-07-05T09:02:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:PKDN234JTZFBLU3JW724ILOXJT","target":"record","payload":{"canonical_record":{"source":{"id":"2409.00025","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2024-08-16T19:22:02Z","cross_cats_sorted":["cs.CV","cs.LG","eess.IV"],"title_canon_sha256":"d88eefd18366e0d4e8cc3ab19c83793d0b470b95b9f2b82130e220a0124187c3","abstract_canon_sha256":"994c797e0eb29f0fd83246ad209289b78a637046c2d8bdd34e17e0949405df3a"},"schema_version":"1.0"},"canonical_sha256":"7a86dd6f899e4a15d369b7f5c42dd74cf6189b8a6e6258dadb926720b2b10492","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:02:42.063371Z","signature_b64":"JE68a/6j/NhQEhOtHTwiRl6gCL0qgfeNoNfxh8QXIWsbUJiOOlafNwR1RCxdHfy8tWWKoKK330La+KGOfJZMDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7a86dd6f899e4a15d369b7f5c42dd74cf6189b8a6e6258dadb926720b2b10492","last_reissued_at":"2026-07-05T09:02:42.062820Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:02:42.062820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2409.00025","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":"2026-07-05T09:02:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"B6e62m5//xbRbY27t/hN5DHRqKlbKLYjOQ/KKFBcqlehdgRsaKixzAhcdeVX58yt7y5V6ZeCXm2bBzMaqUtNCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:37:10.514954Z"},"content_sha256":"4b893236615a03418c01b776b3f72187ff65fdc3981931e242597184dc0a3cd3","schema_version":"1.0","event_id":"sha256:4b893236615a03418c01b776b3f72187ff65fdc3981931e242597184dc0a3cd3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:PKDN234JTZFBLU3JW724ILOXJT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Novel Approach to Classify Power Quality Signals Using Vision Transformers","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["cs.CV","cs.LG","eess.IV"],"primary_cat":"eess.SP","authors_text":"Ahmad Mohammad Saber, Alaa Selim, Amr Youssef, Deepa Kundur, Ehab El-Saadany, Mohamed M. Hammad","submitted_at":"2024-08-16T19:22:02Z","abstract_excerpt":"With the rapid integration of electronically interfaced renewable energy resources and loads into smart grids, there is increasing interest in power quality disturbances (PQD) classification to enhance the security and efficiency of these grids. This paper introduces a new approach to PQD classification based on the Vision Transformer (ViT) model. When a PQD occurs, the proposed approach first converts the power quality signal into an image and then utilizes a pre-trained ViT to accurately determine the class of the PQD. Unlike most previous works, which were limited to a few disturbance class"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.00025","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/2409.00025/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":"2026-07-05T09:02:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c7NyRmHy6+ep6UuZmsLzZ+EwYBLrcGYIrUpjCLMLdhqYvmqyxSsbRlWlT6xtjV47QIVE0/C7ZegBCeCokuD3AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T18:37:10.515457Z"},"content_sha256":"61c234d6404748f9613876c37665b8da9ff0ed9ec366aa7eb7841300478f88d0","schema_version":"1.0","event_id":"sha256:61c234d6404748f9613876c37665b8da9ff0ed9ec366aa7eb7841300478f88d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PKDN234JTZFBLU3JW724ILOXJT/bundle.json","state_url":"https://pith.science/pith/PKDN234JTZFBLU3JW724ILOXJT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PKDN234JTZFBLU3JW724ILOXJT/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":"2026-08-03T18:37:10Z","links":{"resolver":"https://pith.science/pith/PKDN234JTZFBLU3JW724ILOXJT","bundle":"https://pith.science/pith/PKDN234JTZFBLU3JW724ILOXJT/bundle.json","state":"https://pith.science/pith/PKDN234JTZFBLU3JW724ILOXJT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PKDN234JTZFBLU3JW724ILOXJT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:PKDN234JTZFBLU3JW724ILOXJT","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":"994c797e0eb29f0fd83246ad209289b78a637046c2d8bdd34e17e0949405df3a","cross_cats_sorted":["cs.CV","cs.LG","eess.IV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2024-08-16T19:22:02Z","title_canon_sha256":"d88eefd18366e0d4e8cc3ab19c83793d0b470b95b9f2b82130e220a0124187c3"},"schema_version":"1.0","source":{"id":"2409.00025","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2409.00025","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"arxiv_version","alias_value":"2409.00025v2","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2409.00025","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_12","alias_value":"PKDN234JTZFB","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_16","alias_value":"PKDN234JTZFBLU3J","created_at":"2026-07-05T09:02:42Z"},{"alias_kind":"pith_short_8","alias_value":"PKDN234J","created_at":"2026-07-05T09:02:42Z"}],"graph_snapshots":[{"event_id":"sha256:61c234d6404748f9613876c37665b8da9ff0ed9ec366aa7eb7841300478f88d0","target":"graph","created_at":"2026-07-05T09:02:42Z","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/2409.00025/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"With the rapid integration of electronically interfaced renewable energy resources and loads into smart grids, there is increasing interest in power quality disturbances (PQD) classification to enhance the security and efficiency of these grids. This paper introduces a new approach to PQD classification based on the Vision Transformer (ViT) model. When a PQD occurs, the proposed approach first converts the power quality signal into an image and then utilizes a pre-trained ViT to accurately determine the class of the PQD. Unlike most previous works, which were limited to a few disturbance class","authors_text":"Ahmad Mohammad Saber, Alaa Selim, Amr Youssef, Deepa Kundur, Ehab El-Saadany, Mohamed M. Hammad","cross_cats":["cs.CV","cs.LG","eess.IV"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2024-08-16T19:22:02Z","title":"A Novel Approach to Classify Power Quality Signals Using Vision Transformers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2409.00025","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":"sha256:4b893236615a03418c01b776b3f72187ff65fdc3981931e242597184dc0a3cd3","target":"record","created_at":"2026-07-05T09:02:42Z","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":"994c797e0eb29f0fd83246ad209289b78a637046c2d8bdd34e17e0949405df3a","cross_cats_sorted":["cs.CV","cs.LG","eess.IV"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"eess.SP","submitted_at":"2024-08-16T19:22:02Z","title_canon_sha256":"d88eefd18366e0d4e8cc3ab19c83793d0b470b95b9f2b82130e220a0124187c3"},"schema_version":"1.0","source":{"id":"2409.00025","kind":"arxiv","version":2}},"canonical_sha256":"7a86dd6f899e4a15d369b7f5c42dd74cf6189b8a6e6258dadb926720b2b10492","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7a86dd6f899e4a15d369b7f5c42dd74cf6189b8a6e6258dadb926720b2b10492","first_computed_at":"2026-07-05T09:02:42.062820Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:02:42.062820Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"JE68a/6j/NhQEhOtHTwiRl6gCL0qgfeNoNfxh8QXIWsbUJiOOlafNwR1RCxdHfy8tWWKoKK330La+KGOfJZMDg==","signature_status":"signed_v1","signed_at":"2026-07-05T09:02:42.063371Z","signed_message":"canonical_sha256_bytes"},"source_id":"2409.00025","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4b893236615a03418c01b776b3f72187ff65fdc3981931e242597184dc0a3cd3","sha256:61c234d6404748f9613876c37665b8da9ff0ed9ec366aa7eb7841300478f88d0"],"state_sha256":"a8fc53bb91c8a5aa31909abbe2a80d63571ba126dcd6832a17a454a2a8b66069"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UA3NvA/WLpRI3dzHRX9WBQfv5Vpfxu0AsfT2glno5PnyADCNa36KWoxhQloPV2f1iFpKy7GowObI8B+4gvtNBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T18:37:10.520590Z","bundle_sha256":"26522dc23d4ccc8e55e4de83a297de5a479634a62f8478df2f7d65d1cb481a93"}}