{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:MYECSZKCD7EOS5V4BTYW3THFZK","short_pith_number":"pith:MYECSZKC","canonical_record":{"source":{"id":"2606.06084","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.optics","submitted_at":"2026-06-04T12:22:59Z","cross_cats_sorted":[],"title_canon_sha256":"a141b6c5a0139a238763dc8e55468c782c240eb906afd7a07e4ae0ead3459642","abstract_canon_sha256":"e00776ff6a476f094eefae7344be62805738cb9686532fb67092e9a08e0a78c1"},"schema_version":"1.0"},"canonical_sha256":"66082965421fc8e976bc0cf16dcce5cab7f090a968376f3f95ffb5a583d301a5","source":{"kind":"arxiv","id":"2606.06084","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.06084","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"arxiv_version","alias_value":"2606.06084v1","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06084","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_12","alias_value":"MYECSZKCD7EO","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_16","alias_value":"MYECSZKCD7EOS5V4","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_8","alias_value":"MYECSZKC","created_at":"2026-06-05T01:15:32Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:MYECSZKCD7EOS5V4BTYW3THFZK","target":"record","payload":{"canonical_record":{"source":{"id":"2606.06084","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.optics","submitted_at":"2026-06-04T12:22:59Z","cross_cats_sorted":[],"title_canon_sha256":"a141b6c5a0139a238763dc8e55468c782c240eb906afd7a07e4ae0ead3459642","abstract_canon_sha256":"e00776ff6a476f094eefae7344be62805738cb9686532fb67092e9a08e0a78c1"},"schema_version":"1.0"},"canonical_sha256":"66082965421fc8e976bc0cf16dcce5cab7f090a968376f3f95ffb5a583d301a5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-05T01:15:32.753631Z","signature_b64":"issTS/d/W0wLJPXD0Iwkj8vxMhPqlxczb8Ij4bVHPsiHMrXKUtJ8OFEO8TcAM/RwcGsvuCKONRvYSWu7RebLDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"66082965421fc8e976bc0cf16dcce5cab7f090a968376f3f95ffb5a583d301a5","last_reissued_at":"2026-06-05T01:15:32.753169Z","signature_status":"signed_v1","first_computed_at":"2026-06-05T01:15:32.753169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.06084","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":"2026-06-05T01:15:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fSkbHvzzGQ7FSeOj1LYj8TLPf5vZ5jr50FlbdbFwwKsq6eRoK4DEWd0DOryrW1NJfjo3qwJUxgIIK/WCfcMaAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:31:44.360307Z"},"content_sha256":"87e16a8859cecfb2342a2bde167b04832961fd80ae537c765a6b2bbfac3c8cb9","schema_version":"1.0","event_id":"sha256:87e16a8859cecfb2342a2bde167b04832961fd80ae537c765a6b2bbfac3c8cb9"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:MYECSZKCD7EOS5V4BTYW3THFZK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Tunable Mid-Infrared Chiral Selective Absorber Based on Asymmetric V-Shaped Metasurfaces Driven by Chiral quasi-Bound State in the Continum","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Mengtao Sun, Nianzhao Wang, Ruihan Ma, Yi Wang, Yuqing Cheng, Yuqing Liu","submitted_at":"2026-06-04T12:22:59Z","abstract_excerpt":"Efficient discrimination of circularly polarized light (CPL) is of great significance in photonics. In this study, we propose a nanophotonic device based on asymmetric V-shaped metasurfaces that exhibits strong discrimination between left- and right-circularly polarized (LCP and RCP) light at the resonant wavelengths of the absorption spectra. The chiral-selective response originates from a quasi-bound state in the continuum (qBIC) mode enabled by controlled symmetry breaking in the V-shaped structure, which exhibits high absorption under LCP illumination while the resonance is strongly suppre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06084","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/2606.06084/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":"2026-06-05T01:15:32Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"EnaKL4nXotC8sgoaXgxdcfSu1y1ngPUJzHDE/ajR9POe+XFghD/vevS08EHaDQpSXgiT03n4C8SZB5kCsU1LAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-07T08:31:44.360962Z"},"content_sha256":"f9c3db372358df9e8b392b9faa8e141ce46478c17c2e7c0a413ae7d68b042174","schema_version":"1.0","event_id":"sha256:f9c3db372358df9e8b392b9faa8e141ce46478c17c2e7c0a413ae7d68b042174"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/MYECSZKCD7EOS5V4BTYW3THFZK/bundle.json","state_url":"https://pith.science/pith/MYECSZKCD7EOS5V4BTYW3THFZK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/MYECSZKCD7EOS5V4BTYW3THFZK/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":"2026-06-07T08:31:44Z","links":{"resolver":"https://pith.science/pith/MYECSZKCD7EOS5V4BTYW3THFZK","bundle":"https://pith.science/pith/MYECSZKCD7EOS5V4BTYW3THFZK/bundle.json","state":"https://pith.science/pith/MYECSZKCD7EOS5V4BTYW3THFZK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/MYECSZKCD7EOS5V4BTYW3THFZK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:MYECSZKCD7EOS5V4BTYW3THFZK","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":"e00776ff6a476f094eefae7344be62805738cb9686532fb67092e9a08e0a78c1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.optics","submitted_at":"2026-06-04T12:22:59Z","title_canon_sha256":"a141b6c5a0139a238763dc8e55468c782c240eb906afd7a07e4ae0ead3459642"},"schema_version":"1.0","source":{"id":"2606.06084","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.06084","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"arxiv_version","alias_value":"2606.06084v1","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06084","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_12","alias_value":"MYECSZKCD7EO","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_16","alias_value":"MYECSZKCD7EOS5V4","created_at":"2026-06-05T01:15:32Z"},{"alias_kind":"pith_short_8","alias_value":"MYECSZKC","created_at":"2026-06-05T01:15:32Z"}],"graph_snapshots":[{"event_id":"sha256:f9c3db372358df9e8b392b9faa8e141ce46478c17c2e7c0a413ae7d68b042174","target":"graph","created_at":"2026-06-05T01:15:32Z","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/2606.06084/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Efficient discrimination of circularly polarized light (CPL) is of great significance in photonics. In this study, we propose a nanophotonic device based on asymmetric V-shaped metasurfaces that exhibits strong discrimination between left- and right-circularly polarized (LCP and RCP) light at the resonant wavelengths of the absorption spectra. The chiral-selective response originates from a quasi-bound state in the continuum (qBIC) mode enabled by controlled symmetry breaking in the V-shaped structure, which exhibits high absorption under LCP illumination while the resonance is strongly suppre","authors_text":"Mengtao Sun, Nianzhao Wang, Ruihan Ma, Yi Wang, Yuqing Cheng, Yuqing Liu","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.optics","submitted_at":"2026-06-04T12:22:59Z","title":"Tunable Mid-Infrared Chiral Selective Absorber Based on Asymmetric V-Shaped Metasurfaces Driven by Chiral quasi-Bound State in the Continum"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06084","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":"sha256:87e16a8859cecfb2342a2bde167b04832961fd80ae537c765a6b2bbfac3c8cb9","target":"record","created_at":"2026-06-05T01:15:32Z","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":"e00776ff6a476f094eefae7344be62805738cb9686532fb67092e9a08e0a78c1","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"physics.optics","submitted_at":"2026-06-04T12:22:59Z","title_canon_sha256":"a141b6c5a0139a238763dc8e55468c782c240eb906afd7a07e4ae0ead3459642"},"schema_version":"1.0","source":{"id":"2606.06084","kind":"arxiv","version":1}},"canonical_sha256":"66082965421fc8e976bc0cf16dcce5cab7f090a968376f3f95ffb5a583d301a5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"66082965421fc8e976bc0cf16dcce5cab7f090a968376f3f95ffb5a583d301a5","first_computed_at":"2026-06-05T01:15:32.753169Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-05T01:15:32.753169Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"issTS/d/W0wLJPXD0Iwkj8vxMhPqlxczb8Ij4bVHPsiHMrXKUtJ8OFEO8TcAM/RwcGsvuCKONRvYSWu7RebLDw==","signature_status":"signed_v1","signed_at":"2026-06-05T01:15:32.753631Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.06084","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:87e16a8859cecfb2342a2bde167b04832961fd80ae537c765a6b2bbfac3c8cb9","sha256:f9c3db372358df9e8b392b9faa8e141ce46478c17c2e7c0a413ae7d68b042174"],"state_sha256":"abad31cd3d861253419b5776868de4e1de88baf8e2114a9a0d334ceb7333a53b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"V3a7L1HsVvWKTB5z+T2aUniAtCDJB2+Ub3Zl2IhLu/APsrSPg9SCEmBV1ytcvF2nPbjwj53pi6BZy5iecbhqAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-07T08:31:44.364498Z","bundle_sha256":"ae74604bed0db2725c25981f0a446f357d6e347192714c996db15fb834395fe6"}}