{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:FLDEEK3IQ2DH7K3DGMV74JWDAG","short_pith_number":"pith:FLDEEK3I","canonical_record":{"source":{"id":"2603.12815","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-03-13T09:18:11Z","cross_cats_sorted":[],"title_canon_sha256":"37abb28b5ea1cf2220dd720c8adda03b1debb2bfcd5c360386005efdf9a13fd1","abstract_canon_sha256":"dd5de07b60dd2fb9776146eea29937953793d5cb4ebd0263d417ff720fca7b25"},"schema_version":"1.0"},"canonical_sha256":"2ac6422b6886867fab63332bfe26c301bfbbb48ee409a0fead45445eb0455aae","source":{"kind":"arxiv","id":"2603.12815","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.12815","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"arxiv_version","alias_value":"2603.12815v1","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.12815","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_12","alias_value":"FLDEEK3IQ2DH","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_16","alias_value":"FLDEEK3IQ2DH7K3D","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_8","alias_value":"FLDEEK3I","created_at":"2026-07-21T01:21:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:FLDEEK3IQ2DH7K3DGMV74JWDAG","target":"record","payload":{"canonical_record":{"source":{"id":"2603.12815","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-03-13T09:18:11Z","cross_cats_sorted":[],"title_canon_sha256":"37abb28b5ea1cf2220dd720c8adda03b1debb2bfcd5c360386005efdf9a13fd1","abstract_canon_sha256":"dd5de07b60dd2fb9776146eea29937953793d5cb4ebd0263d417ff720fca7b25"},"schema_version":"1.0"},"canonical_sha256":"2ac6422b6886867fab63332bfe26c301bfbbb48ee409a0fead45445eb0455aae","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-21T01:21:43.579571Z","signature_b64":"qQLyVYWeZ4xGRthYKZzgeu6bwW50w1LFMPlRqjvP9pe1ZP/3lEtPy1ZCcu9/1zT7FwOVVonps18qZkvgcOcgAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2ac6422b6886867fab63332bfe26c301bfbbb48ee409a0fead45445eb0455aae","last_reissued_at":"2026-07-21T01:21:43.578559Z","signature_status":"signed_v1","first_computed_at":"2026-07-21T01:21:43.578559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2603.12815","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":"2026-07-21T01:21:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"cJfd3TW6pWi62AFYWW7HYFZu3dLftTP0LXYFl7tjvDM7e9SDUUCk+SdltVIq6eNGsQmYdtJwjhk1kIeTCh6FBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T23:51:46.551812Z"},"content_sha256":"4167d31260d7d2c11d71fb9a120a941d227e8bf47770acee6be0f3677935a0a3","schema_version":"1.0","event_id":"sha256:4167d31260d7d2c11d71fb9a120a941d227e8bf47770acee6be0f3677935a0a3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:FLDEEK3IQ2DH7K3DGMV74JWDAG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Efficient Scattering Synthesis for Beyond-Diagonal Non-Local RISs Coupled with Passive Load Networks","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Do-Hoon Kwon, Francisco S. Cuesta, Sergei A. Tretyakov, Sravan K. R. Vuyyuru, Viktar S. Asadchy","submitted_at":"2026-03-13T09:18:11Z","abstract_excerpt":"Realizing advanced functionalities with high efficiencies via reconfigurable intelligent surfaces (RISs) and reflectarrays requires configurations with strong electromagnetic non-local responses. The traditional approach to achieving strong non-locality has relied on modeling and synthesizing RISs with diagonal load impedance matrices composed of highly dense subwavelength structuring of arrays. In such designs, non-locality is not directly tunable, thereby limiting design flexibility and operational efficiency. This work proposes a rigorous co-simulation-based design and optimization framewor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.12815","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/2603.12815/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":"2026-07-21T01:21:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rf36QMRTln8tq5tkcWKMh+2HiL2uoV1uaMbxhFExSibyxvi4PnbXNrIYc+6e8VxvSRByV6X+Q+VBzujnh/igAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-07T23:51:46.552343Z"},"content_sha256":"8fed05c6401e0574aa88fb60278b0e10b12e8c866d92d95f4d6ecbe5093a099c","schema_version":"1.0","event_id":"sha256:8fed05c6401e0574aa88fb60278b0e10b12e8c866d92d95f4d6ecbe5093a099c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/bundle.json","state_url":"https://pith.science/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/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":"2026-08-07T23:51:46Z","links":{"resolver":"https://pith.science/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG","bundle":"https://pith.science/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/bundle.json","state":"https://pith.science/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FLDEEK3IQ2DH7K3DGMV74JWDAG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:FLDEEK3IQ2DH7K3DGMV74JWDAG","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":"dd5de07b60dd2fb9776146eea29937953793d5cb4ebd0263d417ff720fca7b25","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-03-13T09:18:11Z","title_canon_sha256":"37abb28b5ea1cf2220dd720c8adda03b1debb2bfcd5c360386005efdf9a13fd1"},"schema_version":"1.0","source":{"id":"2603.12815","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2603.12815","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"arxiv_version","alias_value":"2603.12815v1","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2603.12815","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_12","alias_value":"FLDEEK3IQ2DH","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_16","alias_value":"FLDEEK3IQ2DH7K3D","created_at":"2026-07-21T01:21:43Z"},{"alias_kind":"pith_short_8","alias_value":"FLDEEK3I","created_at":"2026-07-21T01:21:43Z"}],"graph_snapshots":[{"event_id":"sha256:8fed05c6401e0574aa88fb60278b0e10b12e8c866d92d95f4d6ecbe5093a099c","target":"graph","created_at":"2026-07-21T01:21:43Z","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/2603.12815/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Realizing advanced functionalities with high efficiencies via reconfigurable intelligent surfaces (RISs) and reflectarrays requires configurations with strong electromagnetic non-local responses. The traditional approach to achieving strong non-locality has relied on modeling and synthesizing RISs with diagonal load impedance matrices composed of highly dense subwavelength structuring of arrays. In such designs, non-locality is not directly tunable, thereby limiting design flexibility and operational efficiency. This work proposes a rigorous co-simulation-based design and optimization framewor","authors_text":"Do-Hoon Kwon, Francisco S. Cuesta, Sergei A. Tretyakov, Sravan K. R. Vuyyuru, Viktar S. Asadchy","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-03-13T09:18:11Z","title":"Efficient Scattering Synthesis for Beyond-Diagonal Non-Local RISs Coupled with Passive Load Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2603.12815","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":"sha256:4167d31260d7d2c11d71fb9a120a941d227e8bf47770acee6be0f3677935a0a3","target":"record","created_at":"2026-07-21T01:21:43Z","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":"dd5de07b60dd2fb9776146eea29937953793d5cb4ebd0263d417ff720fca7b25","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"physics.app-ph","submitted_at":"2026-03-13T09:18:11Z","title_canon_sha256":"37abb28b5ea1cf2220dd720c8adda03b1debb2bfcd5c360386005efdf9a13fd1"},"schema_version":"1.0","source":{"id":"2603.12815","kind":"arxiv","version":1}},"canonical_sha256":"2ac6422b6886867fab63332bfe26c301bfbbb48ee409a0fead45445eb0455aae","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2ac6422b6886867fab63332bfe26c301bfbbb48ee409a0fead45445eb0455aae","first_computed_at":"2026-07-21T01:21:43.578559Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-21T01:21:43.578559Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"qQLyVYWeZ4xGRthYKZzgeu6bwW50w1LFMPlRqjvP9pe1ZP/3lEtPy1ZCcu9/1zT7FwOVVonps18qZkvgcOcgAA==","signature_status":"signed_v1","signed_at":"2026-07-21T01:21:43.579571Z","signed_message":"canonical_sha256_bytes"},"source_id":"2603.12815","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4167d31260d7d2c11d71fb9a120a941d227e8bf47770acee6be0f3677935a0a3","sha256:8fed05c6401e0574aa88fb60278b0e10b12e8c866d92d95f4d6ecbe5093a099c"],"state_sha256":"adba8f3264645d47284ce360b1d861d6efd5fdc0fac6392e564bb8d4e51a9ac6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hj0UktBUMx1FZb7hVSXXMsvtwbVdI2QW8PxK9kP7XZeX5Tn+otgfFydBeGnbg+nolLeFLKH28T5iJCydaJtmBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-07T23:51:46.557691Z","bundle_sha256":"52823b76f74c38b8d952cc5117dae132cf78bf948fd7ea87fba83a4ada9514f0"}}