{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:R7R7SXTG5CWTRQPCFGFEMJVERV","short_pith_number":"pith:R7R7SXTG","canonical_record":{"source":{"id":"2507.18056","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.other","submitted_at":"2025-07-24T03:13:27Z","cross_cats_sorted":["hep-th","physics.optics"],"title_canon_sha256":"17cf3e93c89ef9ca83195b9233c54f793ddde78af04d8a3711e732824073c640","abstract_canon_sha256":"11e283a89b47d4acc2588d7277f9915bcd034d6dde772d9ae8267f9dd27f61cc"},"schema_version":"1.0"},"canonical_sha256":"8fe3f95e66e8ad38c1e2298a4626a48d46713e2679fc5cac06564689c41ba853","source":{"kind":"arxiv","id":"2507.18056","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.18056","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"arxiv_version","alias_value":"2507.18056v1","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.18056","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_12","alias_value":"R7R7SXTG5CWT","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_16","alias_value":"R7R7SXTG5CWTRQPC","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_8","alias_value":"R7R7SXTG","created_at":"2026-07-05T11:42:40Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:R7R7SXTG5CWTRQPCFGFEMJVERV","target":"record","payload":{"canonical_record":{"source":{"id":"2507.18056","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.other","submitted_at":"2025-07-24T03:13:27Z","cross_cats_sorted":["hep-th","physics.optics"],"title_canon_sha256":"17cf3e93c89ef9ca83195b9233c54f793ddde78af04d8a3711e732824073c640","abstract_canon_sha256":"11e283a89b47d4acc2588d7277f9915bcd034d6dde772d9ae8267f9dd27f61cc"},"schema_version":"1.0"},"canonical_sha256":"8fe3f95e66e8ad38c1e2298a4626a48d46713e2679fc5cac06564689c41ba853","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:42:40.310955Z","signature_b64":"WF81mGyWIG1gvJY5csTSLKejtv+ndzIOs8eSqISAq0YdYSmudcKJJNXAqJ9ULWbiFffkl7QqpyFniastkJLSDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"8fe3f95e66e8ad38c1e2298a4626a48d46713e2679fc5cac06564689c41ba853","last_reissued_at":"2026-07-05T11:42:40.310404Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:42:40.310404Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2507.18056","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":"2026-07-05T11:42:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iZ1fPOAWsWcQYZHsx2z5Bs1xfJLisxxcwd5RXs2DhfdeZoZjUzsP/Xob42yvD3upl+w5AkMadGgSu/dFc02sDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T09:10:03.010276Z"},"content_sha256":"ed053c1541245086766764fec54aa2aca55a9eb85be883c26919b794733783ef","schema_version":"1.0","event_id":"sha256:ed053c1541245086766764fec54aa2aca55a9eb85be883c26919b794733783ef"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:R7R7SXTG5CWTRQPCFGFEMJVERV","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Anomalous increasing super reflectance in chiral matter","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["hep-th","physics.optics"],"primary_cat":"cond-mat.other","authors_text":"Alex Q. Costa, Manoel M. Ferreira Jr, Pedro D. S. Silva, Ronald A. Pereira","submitted_at":"2025-07-24T03:13:27Z","abstract_excerpt":"Magnetic and anomalous Hall conductivities induce anomalous transport features and novel optical phenomena in chiral systems. Here, we investigate reflection properties on the surface of a medium ruled by axion electrodynamics, which effectively describes optical aspects of Weyl semimetals. We show that these chiral media can manifest anomalous reflectance (R greater than unity) for some frequency windows, depending on the signs of the two involved conductivities. Such a reflectance can increase with the frequency, being always greater than 1 in certain frequency bands. We also examine the com"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.18056","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/2507.18056/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":"2026-07-05T11:42:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qQgsEsvHxMRKXaz3y27lvrMgm0elep7zfXgq/1aqCGNDDzBD75uoWMVKRTq5qcYsgKjWLw1jSkLsZqtZ5Q0pAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T09:10:03.010766Z"},"content_sha256":"74e4b259ec7ad31589db2a52ca19f24807582ef778869ce899ff48418df6710a","schema_version":"1.0","event_id":"sha256:74e4b259ec7ad31589db2a52ca19f24807582ef778869ce899ff48418df6710a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/bundle.json","state_url":"https://pith.science/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/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":"2026-08-08T09:10:03Z","links":{"resolver":"https://pith.science/pith/R7R7SXTG5CWTRQPCFGFEMJVERV","bundle":"https://pith.science/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/bundle.json","state":"https://pith.science/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/state.json","well_known_bundle":"https://pith.science/.well-known/pith/R7R7SXTG5CWTRQPCFGFEMJVERV/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:R7R7SXTG5CWTRQPCFGFEMJVERV","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":"11e283a89b47d4acc2588d7277f9915bcd034d6dde772d9ae8267f9dd27f61cc","cross_cats_sorted":["hep-th","physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.other","submitted_at":"2025-07-24T03:13:27Z","title_canon_sha256":"17cf3e93c89ef9ca83195b9233c54f793ddde78af04d8a3711e732824073c640"},"schema_version":"1.0","source":{"id":"2507.18056","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2507.18056","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"arxiv_version","alias_value":"2507.18056v1","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2507.18056","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_12","alias_value":"R7R7SXTG5CWT","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_16","alias_value":"R7R7SXTG5CWTRQPC","created_at":"2026-07-05T11:42:40Z"},{"alias_kind":"pith_short_8","alias_value":"R7R7SXTG","created_at":"2026-07-05T11:42:40Z"}],"graph_snapshots":[{"event_id":"sha256:74e4b259ec7ad31589db2a52ca19f24807582ef778869ce899ff48418df6710a","target":"graph","created_at":"2026-07-05T11:42:40Z","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/2507.18056/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Magnetic and anomalous Hall conductivities induce anomalous transport features and novel optical phenomena in chiral systems. Here, we investigate reflection properties on the surface of a medium ruled by axion electrodynamics, which effectively describes optical aspects of Weyl semimetals. We show that these chiral media can manifest anomalous reflectance (R greater than unity) for some frequency windows, depending on the signs of the two involved conductivities. Such a reflectance can increase with the frequency, being always greater than 1 in certain frequency bands. We also examine the com","authors_text":"Alex Q. Costa, Manoel M. Ferreira Jr, Pedro D. S. Silva, Ronald A. Pereira","cross_cats":["hep-th","physics.optics"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.other","submitted_at":"2025-07-24T03:13:27Z","title":"Anomalous increasing super reflectance in chiral matter"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2507.18056","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:ed053c1541245086766764fec54aa2aca55a9eb85be883c26919b794733783ef","target":"record","created_at":"2026-07-05T11:42:40Z","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":"11e283a89b47d4acc2588d7277f9915bcd034d6dde772d9ae8267f9dd27f61cc","cross_cats_sorted":["hep-th","physics.optics"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.other","submitted_at":"2025-07-24T03:13:27Z","title_canon_sha256":"17cf3e93c89ef9ca83195b9233c54f793ddde78af04d8a3711e732824073c640"},"schema_version":"1.0","source":{"id":"2507.18056","kind":"arxiv","version":1}},"canonical_sha256":"8fe3f95e66e8ad38c1e2298a4626a48d46713e2679fc5cac06564689c41ba853","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8fe3f95e66e8ad38c1e2298a4626a48d46713e2679fc5cac06564689c41ba853","first_computed_at":"2026-07-05T11:42:40.310404Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:42:40.310404Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"WF81mGyWIG1gvJY5csTSLKejtv+ndzIOs8eSqISAq0YdYSmudcKJJNXAqJ9ULWbiFffkl7QqpyFniastkJLSDA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:42:40.310955Z","signed_message":"canonical_sha256_bytes"},"source_id":"2507.18056","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ed053c1541245086766764fec54aa2aca55a9eb85be883c26919b794733783ef","sha256:74e4b259ec7ad31589db2a52ca19f24807582ef778869ce899ff48418df6710a"],"state_sha256":"2128f41ae84e091f2416f12b6add828cff1db00003ff1d33eee627318d5a1b52"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0qrE46O7debucCqTZV3l4gg2IqvqgtwI4foOZolFxWLh/1G9wIJU0n8FbPHkixetbGbo0j2V+shdFsHNgG+OBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T09:10:03.014008Z","bundle_sha256":"67a1d128226f55240d648821a9f122e429f79a106e7bb8efdb57c7375effddaf"}}