{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:NC4A7Y5OQ2W37ADRMVGGI3LS2C","short_pith_number":"pith:NC4A7Y5O","canonical_record":{"source":{"id":"1210.4754","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-17T14:45:05Z","cross_cats_sorted":[],"title_canon_sha256":"6361a4688dddde393b7ecbadea72cd88658015d0dcde6c19e88915c4eb6ddb54","abstract_canon_sha256":"763b5f4a27892156a35f16b40c99783babd4e4d3e233d21bab2609a1108f4463"},"schema_version":"1.0"},"canonical_sha256":"68b80fe3ae86adbf8071654c646d72d0805c356beb95c671ac3fbfaa24cfb70a","source":{"kind":"arxiv","id":"1210.4754","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.4754","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"arxiv_version","alias_value":"1210.4754v1","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.4754","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"pith_short_12","alias_value":"NC4A7Y5OQ2W3","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NC4A7Y5OQ2W37ADR","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NC4A7Y5O","created_at":"2026-05-18T12:27:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:NC4A7Y5OQ2W37ADRMVGGI3LS2C","target":"record","payload":{"canonical_record":{"source":{"id":"1210.4754","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-17T14:45:05Z","cross_cats_sorted":[],"title_canon_sha256":"6361a4688dddde393b7ecbadea72cd88658015d0dcde6c19e88915c4eb6ddb54","abstract_canon_sha256":"763b5f4a27892156a35f16b40c99783babd4e4d3e233d21bab2609a1108f4463"},"schema_version":"1.0"},"canonical_sha256":"68b80fe3ae86adbf8071654c646d72d0805c356beb95c671ac3fbfaa24cfb70a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:53:53.618774Z","signature_b64":"VN96svFHVl5IWXIwTbj1NL9QZI6G/NCjPL+/LOHIphUftVufICLZMeDohPOaSepQKdflXMhbEURXj6ex1NOwBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"68b80fe3ae86adbf8071654c646d72d0805c356beb95c671ac3fbfaa24cfb70a","last_reissued_at":"2026-05-18T01:53:53.618083Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:53:53.618083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1210.4754","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":"2026-05-18T01:53:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1wy3wCbjO03Ct+kg1Am24njUcV12l849MXrpBvS0+43QNvPFoN2hXXGNsshRFyEfSzM372ovUqleZWd2NvddCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:33:55.293327Z"},"content_sha256":"fdbea16714fe7c7d031a8ef5e2edca27d0d9b5d8dd60c0b442345cd9b46b2126","schema_version":"1.0","event_id":"sha256:fdbea16714fe7c7d031a8ef5e2edca27d0d9b5d8dd60c0b442345cd9b46b2126"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:NC4A7Y5OQ2W37ADRMVGGI3LS2C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Polarimetric Control of Reflective Metasurfaces","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Daniele Bresciani, Herv\\'e Legay, Julien Perruisseau-Carrier, Xavier Artiga","submitted_at":"2012-10-17T14:45:05Z","abstract_excerpt":"This letter addresses the synthesis of reflective cells approaching a given desired Floquet's scattering matrix. This work is motivated by the need to obtain much finer control of reflective metasurfaces by controlling not only their co-polarized reflection but also their cross-coupling behavior. The demonstrated capability will enable more powerful design approaches -involving all field components in phase and magnitude- and consequently better performance in applications involving reflective metasurfaces. We first expose some fundamental theoretical constraints on the cell scattering paramet"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.4754","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":""},"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":"2026-05-18T01:53:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UFPC0jHYh61qT3C8IxJ6J7dVJoqi/R/ohfRl1FXURfsTAYvGmS4Dovm849vQLMYS0pJyXtk7wo2CK9x6lxqnCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-02T17:33:55.293740Z"},"content_sha256":"3b02fdd69ad82690a9be491c7d9659c71a43e74517d1d862fef551b43a23f417","schema_version":"1.0","event_id":"sha256:3b02fdd69ad82690a9be491c7d9659c71a43e74517d1d862fef551b43a23f417"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/bundle.json","state_url":"https://pith.science/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/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":"2026-06-02T17:33:55Z","links":{"resolver":"https://pith.science/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C","bundle":"https://pith.science/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/bundle.json","state":"https://pith.science/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NC4A7Y5OQ2W37ADRMVGGI3LS2C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:NC4A7Y5OQ2W37ADRMVGGI3LS2C","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":"763b5f4a27892156a35f16b40c99783babd4e4d3e233d21bab2609a1108f4463","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-17T14:45:05Z","title_canon_sha256":"6361a4688dddde393b7ecbadea72cd88658015d0dcde6c19e88915c4eb6ddb54"},"schema_version":"1.0","source":{"id":"1210.4754","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1210.4754","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"arxiv_version","alias_value":"1210.4754v1","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.4754","created_at":"2026-05-18T01:53:53Z"},{"alias_kind":"pith_short_12","alias_value":"NC4A7Y5OQ2W3","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NC4A7Y5OQ2W37ADR","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NC4A7Y5O","created_at":"2026-05-18T12:27:16Z"}],"graph_snapshots":[{"event_id":"sha256:3b02fdd69ad82690a9be491c7d9659c71a43e74517d1d862fef551b43a23f417","target":"graph","created_at":"2026-05-18T01:53:53Z","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"},"paper":{"abstract_excerpt":"This letter addresses the synthesis of reflective cells approaching a given desired Floquet's scattering matrix. This work is motivated by the need to obtain much finer control of reflective metasurfaces by controlling not only their co-polarized reflection but also their cross-coupling behavior. The demonstrated capability will enable more powerful design approaches -involving all field components in phase and magnitude- and consequently better performance in applications involving reflective metasurfaces. We first expose some fundamental theoretical constraints on the cell scattering paramet","authors_text":"Daniele Bresciani, Herv\\'e Legay, Julien Perruisseau-Carrier, Xavier Artiga","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-17T14:45:05Z","title":"Polarimetric Control of Reflective Metasurfaces"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.4754","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:fdbea16714fe7c7d031a8ef5e2edca27d0d9b5d8dd60c0b442345cd9b46b2126","target":"record","created_at":"2026-05-18T01:53:53Z","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":"763b5f4a27892156a35f16b40c99783babd4e4d3e233d21bab2609a1108f4463","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-17T14:45:05Z","title_canon_sha256":"6361a4688dddde393b7ecbadea72cd88658015d0dcde6c19e88915c4eb6ddb54"},"schema_version":"1.0","source":{"id":"1210.4754","kind":"arxiv","version":1}},"canonical_sha256":"68b80fe3ae86adbf8071654c646d72d0805c356beb95c671ac3fbfaa24cfb70a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"68b80fe3ae86adbf8071654c646d72d0805c356beb95c671ac3fbfaa24cfb70a","first_computed_at":"2026-05-18T01:53:53.618083Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:53:53.618083Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VN96svFHVl5IWXIwTbj1NL9QZI6G/NCjPL+/LOHIphUftVufICLZMeDohPOaSepQKdflXMhbEURXj6ex1NOwBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:53:53.618774Z","signed_message":"canonical_sha256_bytes"},"source_id":"1210.4754","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fdbea16714fe7c7d031a8ef5e2edca27d0d9b5d8dd60c0b442345cd9b46b2126","sha256:3b02fdd69ad82690a9be491c7d9659c71a43e74517d1d862fef551b43a23f417"],"state_sha256":"807d4888abb7f5628242185afc1328fd6f9d75e3b277267fd1f9b9a76ae01212"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nBP7i2MXRoTuxMkRdU4uULytKRKLvdGBBKib9vf45o0BGfYxFNbTdZ1GO+FJhs1KSy/8yxZa2KKGLjkmk2b8DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-02T17:33:55.295912Z","bundle_sha256":"fd0c85ef7bb8f71cb854e6bf974b7bf4fa9306af0062713fe52b1aa0543371dc"}}