{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:ODHL7RUDA7XXUHE25GWY2VSACN","short_pith_number":"pith:ODHL7RUD","canonical_record":{"source":{"id":"2303.10858","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-03-20T04:34:30Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"ce41df540d97517b2f8cd39bd5dddbdabe488712248e4e66871f04f508609bae","abstract_canon_sha256":"0351fefc7d1f0cae0a6f6eae1c4ae848a807e5d273d31591f7973fb9d1a3d1a1"},"schema_version":"1.0"},"canonical_sha256":"70cebfc68307ef7a1c9ae9ad8d5640134fba98cbce6ce5a3b9b113ab6da8850d","source":{"kind":"arxiv","id":"2303.10858","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.10858","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"arxiv_version","alias_value":"2303.10858v1","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.10858","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_12","alias_value":"ODHL7RUDA7XX","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_16","alias_value":"ODHL7RUDA7XXUHE2","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_8","alias_value":"ODHL7RUD","created_at":"2026-07-05T05:52:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:ODHL7RUDA7XXUHE25GWY2VSACN","target":"record","payload":{"canonical_record":{"source":{"id":"2303.10858","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-03-20T04:34:30Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"ce41df540d97517b2f8cd39bd5dddbdabe488712248e4e66871f04f508609bae","abstract_canon_sha256":"0351fefc7d1f0cae0a6f6eae1c4ae848a807e5d273d31591f7973fb9d1a3d1a1"},"schema_version":"1.0"},"canonical_sha256":"70cebfc68307ef7a1c9ae9ad8d5640134fba98cbce6ce5a3b9b113ab6da8850d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:52:37.371473Z","signature_b64":"4K2bXKG4zPZ+GvEwqkoaGe4e0kJQzyuVj9uJJTcsqWiz1tqc2o39PNuzzxHmBL22tyJchcGzWeIU3+DCRm52Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"70cebfc68307ef7a1c9ae9ad8d5640134fba98cbce6ce5a3b9b113ab6da8850d","last_reissued_at":"2026-07-05T05:52:37.371064Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:52:37.371064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2303.10858","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":"2026-07-05T05:52:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/cxHrm+IQHJ7db+hTvLnc2EwFDFSohkzHJkqyBaGZmgwtF68+RIpBuUiWOCJT7DBt+KQaubEQT/R1PgZA1Q0Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T22:26:42.161761Z"},"content_sha256":"b5c0d77016409f42ef34b09c65b3fe8640bbb998d5278feef672ad0176cce1c0","schema_version":"1.0","event_id":"sha256:b5c0d77016409f42ef34b09c65b3fe8640bbb998d5278feef672ad0176cce1c0"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:ODHL7RUDA7XXUHE25GWY2VSACN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Chip-Integrated Metasurface Full-Stokes Polarimetric Imaging Sensor","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"physics.optics","authors_text":"Ali Basiri, Chao Wang, Jiawei Zuo, Jing Bai, Shinhyuk Choi, Xiahui Chen, Yu Yao","submitted_at":"2023-03-20T04:34:30Z","abstract_excerpt":"Polarimetric imaging has a wide range of applications for uncovering features invisible to human eyes and conventional imaging sensors. Compact, fast, cost-effective and accurate full-Stokes polarimetric imaging sensors are highly desirable in many applications, which, however, remain elusive due to fundamental material limitations. Here we present a Metasurface-based Full-Stokes Polarimetric Imaging sensor (MetaPolarIm) realized by integrating an ultrathin (~600 nm) metasurface polarization filter array (MPFA) onto a visible imaging sensor with CMOS compatible fabrication processes. The MPFA "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.10858","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/2303.10858/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":"2026-07-05T05:52:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RhXjtTsKgHrWLZrroz+v95jRTSYK+3pN9WI+sL6iwGVS9222TNYz6knrvafE2DtryorXxy7b4UvlcyHRUMRhDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-20T22:26:42.162349Z"},"content_sha256":"35cd5115ef8f3324b3e3a8d6ca407f9c7ae1d2acb6bb459f2a6423f3b59749fc","schema_version":"1.0","event_id":"sha256:35cd5115ef8f3324b3e3a8d6ca407f9c7ae1d2acb6bb459f2a6423f3b59749fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ODHL7RUDA7XXUHE25GWY2VSACN/bundle.json","state_url":"https://pith.science/pith/ODHL7RUDA7XXUHE25GWY2VSACN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ODHL7RUDA7XXUHE25GWY2VSACN/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":"2026-08-20T22:26:42Z","links":{"resolver":"https://pith.science/pith/ODHL7RUDA7XXUHE25GWY2VSACN","bundle":"https://pith.science/pith/ODHL7RUDA7XXUHE25GWY2VSACN/bundle.json","state":"https://pith.science/pith/ODHL7RUDA7XXUHE25GWY2VSACN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ODHL7RUDA7XXUHE25GWY2VSACN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:ODHL7RUDA7XXUHE25GWY2VSACN","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":"0351fefc7d1f0cae0a6f6eae1c4ae848a807e5d273d31591f7973fb9d1a3d1a1","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-03-20T04:34:30Z","title_canon_sha256":"ce41df540d97517b2f8cd39bd5dddbdabe488712248e4e66871f04f508609bae"},"schema_version":"1.0","source":{"id":"2303.10858","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2303.10858","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"arxiv_version","alias_value":"2303.10858v1","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.10858","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_12","alias_value":"ODHL7RUDA7XX","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_16","alias_value":"ODHL7RUDA7XXUHE2","created_at":"2026-07-05T05:52:37Z"},{"alias_kind":"pith_short_8","alias_value":"ODHL7RUD","created_at":"2026-07-05T05:52:37Z"}],"graph_snapshots":[{"event_id":"sha256:35cd5115ef8f3324b3e3a8d6ca407f9c7ae1d2acb6bb459f2a6423f3b59749fc","target":"graph","created_at":"2026-07-05T05:52:37Z","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/2303.10858/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Polarimetric imaging has a wide range of applications for uncovering features invisible to human eyes and conventional imaging sensors. Compact, fast, cost-effective and accurate full-Stokes polarimetric imaging sensors are highly desirable in many applications, which, however, remain elusive due to fundamental material limitations. Here we present a Metasurface-based Full-Stokes Polarimetric Imaging sensor (MetaPolarIm) realized by integrating an ultrathin (~600 nm) metasurface polarization filter array (MPFA) onto a visible imaging sensor with CMOS compatible fabrication processes. The MPFA ","authors_text":"Ali Basiri, Chao Wang, Jiawei Zuo, Jing Bai, Shinhyuk Choi, Xiahui Chen, Yu Yao","cross_cats":["physics.app-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-03-20T04:34:30Z","title":"Chip-Integrated Metasurface Full-Stokes Polarimetric Imaging Sensor"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.10858","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:b5c0d77016409f42ef34b09c65b3fe8640bbb998d5278feef672ad0176cce1c0","target":"record","created_at":"2026-07-05T05:52:37Z","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":"0351fefc7d1f0cae0a6f6eae1c4ae848a807e5d273d31591f7973fb9d1a3d1a1","cross_cats_sorted":["physics.app-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2023-03-20T04:34:30Z","title_canon_sha256":"ce41df540d97517b2f8cd39bd5dddbdabe488712248e4e66871f04f508609bae"},"schema_version":"1.0","source":{"id":"2303.10858","kind":"arxiv","version":1}},"canonical_sha256":"70cebfc68307ef7a1c9ae9ad8d5640134fba98cbce6ce5a3b9b113ab6da8850d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"70cebfc68307ef7a1c9ae9ad8d5640134fba98cbce6ce5a3b9b113ab6da8850d","first_computed_at":"2026-07-05T05:52:37.371064Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:52:37.371064Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4K2bXKG4zPZ+GvEwqkoaGe4e0kJQzyuVj9uJJTcsqWiz1tqc2o39PNuzzxHmBL22tyJchcGzWeIU3+DCRm52Aw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:52:37.371473Z","signed_message":"canonical_sha256_bytes"},"source_id":"2303.10858","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b5c0d77016409f42ef34b09c65b3fe8640bbb998d5278feef672ad0176cce1c0","sha256:35cd5115ef8f3324b3e3a8d6ca407f9c7ae1d2acb6bb459f2a6423f3b59749fc"],"state_sha256":"da2e3762703b1981bff45cb42814c1054b65d19017a8a0645109aad6113037e6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y5h65vcKqFAivUtx3iCz62nhaN9Vv+ugAbRYXacWPF8QiypTNY3c6v/MIbRdXs+CT9KXs2iEwz9RZs8ofYH/DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-20T22:26:42.169829Z","bundle_sha256":"03b3ea6076cd809b2a40926760897990bf51144a3a81e2889b6b0b716451daeb"}}