{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:YEKCFCXKZMRU5PYCC7WPEO2A53","short_pith_number":"pith:YEKCFCXK","canonical_record":{"source":{"id":"2502.03399","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-02-05T17:36:05Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"8d44b9ff104e6b196463d3d6f2e86eecd10d7d8e19c04f3020c06bb4e2732811","abstract_canon_sha256":"9422f53b0458c0141b3f2fbd8b58c9b7776042e3b5eb723dd08ca0128f01c006"},"schema_version":"1.0"},"canonical_sha256":"c114228aeacb234ebf0217ecf23b40eeffe9afb13ba67072d8504dd28c40eb92","source":{"kind":"arxiv","id":"2502.03399","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.03399","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"arxiv_version","alias_value":"2502.03399v2","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03399","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_12","alias_value":"YEKCFCXKZMRU","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_16","alias_value":"YEKCFCXKZMRU5PYC","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_8","alias_value":"YEKCFCXK","created_at":"2026-07-05T10:35:45Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:YEKCFCXKZMRU5PYCC7WPEO2A53","target":"record","payload":{"canonical_record":{"source":{"id":"2502.03399","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-02-05T17:36:05Z","cross_cats_sorted":["physics.optics"],"title_canon_sha256":"8d44b9ff104e6b196463d3d6f2e86eecd10d7d8e19c04f3020c06bb4e2732811","abstract_canon_sha256":"9422f53b0458c0141b3f2fbd8b58c9b7776042e3b5eb723dd08ca0128f01c006"},"schema_version":"1.0"},"canonical_sha256":"c114228aeacb234ebf0217ecf23b40eeffe9afb13ba67072d8504dd28c40eb92","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:35:45.221017Z","signature_b64":"7wi7xnFIMAZz95oNMZUlYNyLw+6I7nCRQaYdzsQB+Y2sC2f8fbqjkFAp5yClYNZyjeQR10evTstaa6+R4mArBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c114228aeacb234ebf0217ecf23b40eeffe9afb13ba67072d8504dd28c40eb92","last_reissued_at":"2026-07-05T10:35:45.220330Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:35:45.220330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.03399","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":"2026-07-05T10:35:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wS0TjqfrU3L1BMQ1PmyR6Y0+Dwwt3a1zRnvlIccqW3aBQnCyj49i5f7n4rjR/ZPoqxfh1s5pDieZeXvceK+qAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T10:11:55.732850Z"},"content_sha256":"5c41060ba0b57eed6600b30d2c786d07570a30523c7999186680c13b8ea50e5b","schema_version":"1.0","event_id":"sha256:5c41060ba0b57eed6600b30d2c786d07570a30523c7999186680c13b8ea50e5b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:YEKCFCXKZMRU5PYCC7WPEO2A53","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Symmetry Analysis of the Non-Hermitian Electro-Optic Effect in Crystals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["physics.optics"],"primary_cat":"cond-mat.mes-hall","authors_text":"Ivo Souza, M\\'ario G. Silveirinha, Sylvain Lanneb\\`ere, Tatiana G. Rappoport, Tiago A. Morgado","submitted_at":"2025-02-05T17:36:05Z","abstract_excerpt":"Here, we investigate how crystal symmetry tailors the non-Hermitian electro-optic effect arising from the Berry curvature dipole. Specifically, we demonstrate the critical influence of the material's point group symmetry and external electric biases in shaping this effect, leading to current-induced optical gain and non-reciprocal optical responses. Through a symmetry-based analysis of the crystallographic point groups, we identify how different symmetries affect the electro-optic response, enabling the engineering of polarization-dependent optical gain without the need for gyrotropic effects."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03399","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/2502.03399/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":"2026-07-05T10:35:45Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iow6iay0gLLFI7srQJ9Svve7n3xsMtabrC5rw6bEPE5LfmbCJtz3Z9mErvRtcnB9awxJCju7cJqE+YphqkVbDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-10T10:11:55.733370Z"},"content_sha256":"291ba8732879eb12bff1ebbe81b7f4a4f2ceefb229e8c94b28863530d471ad57","schema_version":"1.0","event_id":"sha256:291ba8732879eb12bff1ebbe81b7f4a4f2ceefb229e8c94b28863530d471ad57"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/bundle.json","state_url":"https://pith.science/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/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":"2026-08-10T10:11:55Z","links":{"resolver":"https://pith.science/pith/YEKCFCXKZMRU5PYCC7WPEO2A53","bundle":"https://pith.science/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/bundle.json","state":"https://pith.science/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/state.json","well_known_bundle":"https://pith.science/.well-known/pith/YEKCFCXKZMRU5PYCC7WPEO2A53/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:YEKCFCXKZMRU5PYCC7WPEO2A53","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":"9422f53b0458c0141b3f2fbd8b58c9b7776042e3b5eb723dd08ca0128f01c006","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-02-05T17:36:05Z","title_canon_sha256":"8d44b9ff104e6b196463d3d6f2e86eecd10d7d8e19c04f3020c06bb4e2732811"},"schema_version":"1.0","source":{"id":"2502.03399","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.03399","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"arxiv_version","alias_value":"2502.03399v2","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.03399","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_12","alias_value":"YEKCFCXKZMRU","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_16","alias_value":"YEKCFCXKZMRU5PYC","created_at":"2026-07-05T10:35:45Z"},{"alias_kind":"pith_short_8","alias_value":"YEKCFCXK","created_at":"2026-07-05T10:35:45Z"}],"graph_snapshots":[{"event_id":"sha256:291ba8732879eb12bff1ebbe81b7f4a4f2ceefb229e8c94b28863530d471ad57","target":"graph","created_at":"2026-07-05T10:35:45Z","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/2502.03399/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Here, we investigate how crystal symmetry tailors the non-Hermitian electro-optic effect arising from the Berry curvature dipole. Specifically, we demonstrate the critical influence of the material's point group symmetry and external electric biases in shaping this effect, leading to current-induced optical gain and non-reciprocal optical responses. Through a symmetry-based analysis of the crystallographic point groups, we identify how different symmetries affect the electro-optic response, enabling the engineering of polarization-dependent optical gain without the need for gyrotropic effects.","authors_text":"Ivo Souza, M\\'ario G. Silveirinha, Sylvain Lanneb\\`ere, Tatiana G. Rappoport, Tiago A. Morgado","cross_cats":["physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-02-05T17:36:05Z","title":"Symmetry Analysis of the Non-Hermitian Electro-Optic Effect in Crystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.03399","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":"sha256:5c41060ba0b57eed6600b30d2c786d07570a30523c7999186680c13b8ea50e5b","target":"record","created_at":"2026-07-05T10:35:45Z","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":"9422f53b0458c0141b3f2fbd8b58c9b7776042e3b5eb723dd08ca0128f01c006","cross_cats_sorted":["physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2025-02-05T17:36:05Z","title_canon_sha256":"8d44b9ff104e6b196463d3d6f2e86eecd10d7d8e19c04f3020c06bb4e2732811"},"schema_version":"1.0","source":{"id":"2502.03399","kind":"arxiv","version":2}},"canonical_sha256":"c114228aeacb234ebf0217ecf23b40eeffe9afb13ba67072d8504dd28c40eb92","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c114228aeacb234ebf0217ecf23b40eeffe9afb13ba67072d8504dd28c40eb92","first_computed_at":"2026-07-05T10:35:45.220330Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:35:45.220330Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7wi7xnFIMAZz95oNMZUlYNyLw+6I7nCRQaYdzsQB+Y2sC2f8fbqjkFAp5yClYNZyjeQR10evTstaa6+R4mArBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:35:45.221017Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.03399","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5c41060ba0b57eed6600b30d2c786d07570a30523c7999186680c13b8ea50e5b","sha256:291ba8732879eb12bff1ebbe81b7f4a4f2ceefb229e8c94b28863530d471ad57"],"state_sha256":"2bc23aac441cf009e6cad00056e4737ee8b98a10481dd33bf3689d07cab5735c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mZU2uE6FWES/SrrsiJMQdemrxgJ0W9Vy6hPsVt7i/2psBoWomLQLHWLwjX7G4V+y0TJm1x3F/q+jj+RGNObeDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-10T10:11:55.737172Z","bundle_sha256":"d34dec2f416119e62f72954020f0e1676d1fc5e7dacbb1c62762bda2cfcab15d"}}