{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:3HHIH5XETCU75AG27VGCIG4ITH","short_pith_number":"pith:3HHIH5XE","schema_version":"1.0","canonical_sha256":"d9ce83f6e498a9fe80dafd4c241b8899e00840cde0e4ffe2a28c671acb68d3bd","source":{"kind":"arxiv","id":"2608.03333","version":1},"attestation_state":"computed","paper":{"title":"Space-Time Event Scattering and Extension Method (STESEM): A Universal Framework for Scattering in Space-Time Metamaterials","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Amir Bahrami, Christophe Caloz, Klaas De Kinder","submitted_at":"2026-08-04T08:46:00Z","abstract_excerpt":"Space-time metamaterials offer unprecedented control over electromagnetic waves by enabling simultaneous manipulation of spatial and temporal degrees of freedom. However, analytical descriptions of their scattering processes remain fragmented, with existing approaches typically requiring configuration-specific derivations or transformations to specialized reference frames that become impractical for accelerated or multi-interface structures. In this tutorial, we introduce the space-time event scattering and extension method (STESEM), a universal framework for electromagnetic scattering at arbi"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2608.03333","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.optics","submitted_at":"2026-08-04T08:46:00Z","cross_cats_sorted":[],"title_canon_sha256":"1417fbc41baa8d32ebfd2152a13ce861e8f522ebccfd76020f98694a9ed05fd5","abstract_canon_sha256":"24458a1c674678ad46c3f64edcfb6fed3632d1b768299347a89bf91010358c15"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-05T00:46:55.494822Z","signature_b64":"ZuEdqcHS71B0z1NeXCTPV3125gFGGpmxVFOllt75ZGOBdomwOAwXydIRYfSRbJcwUhLlK6v7L6PYxByxRHYNCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d9ce83f6e498a9fe80dafd4c241b8899e00840cde0e4ffe2a28c671acb68d3bd","last_reissued_at":"2026-08-05T00:46:55.491899Z","signature_status":"signed_v1","first_computed_at":"2026-08-05T00:46:55.491899Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Space-Time Event Scattering and Extension Method (STESEM): A Universal Framework for Scattering in Space-Time Metamaterials","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Amir Bahrami, Christophe Caloz, Klaas De Kinder","submitted_at":"2026-08-04T08:46:00Z","abstract_excerpt":"Space-time metamaterials offer unprecedented control over electromagnetic waves by enabling simultaneous manipulation of spatial and temporal degrees of freedom. However, analytical descriptions of their scattering processes remain fragmented, with existing approaches typically requiring configuration-specific derivations or transformations to specialized reference frames that become impractical for accelerated or multi-interface structures. In this tutorial, we introduce the space-time event scattering and extension method (STESEM), a universal framework for electromagnetic scattering at arbi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2608.03333","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/2608.03333/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"2608.03333","created_at":"2026-08-05T00:46:55.492942+00:00"},{"alias_kind":"arxiv_version","alias_value":"2608.03333v1","created_at":"2026-08-05T00:46:55.492942+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2608.03333","created_at":"2026-08-05T00:46:55.492942+00:00"},{"alias_kind":"pith_short_12","alias_value":"3HHIH5XETCU7","created_at":"2026-08-05T00:46:55.492942+00:00"},{"alias_kind":"pith_short_16","alias_value":"3HHIH5XETCU75AG2","created_at":"2026-08-05T00:46:55.492942+00:00"},{"alias_kind":"pith_short_8","alias_value":"3HHIH5XE","created_at":"2026-08-05T00:46:55.492942+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH","json":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH.json","graph_json":"https://pith.science/api/pith-number/3HHIH5XETCU75AG27VGCIG4ITH/graph.json","events_json":"https://pith.science/api/pith-number/3HHIH5XETCU75AG27VGCIG4ITH/events.json","paper":"https://pith.science/paper/3HHIH5XE"},"agent_actions":{"view_html":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH","download_json":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH.json","view_paper":"https://pith.science/paper/3HHIH5XE","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2608.03333&json=true","fetch_graph":"https://pith.science/api/pith-number/3HHIH5XETCU75AG27VGCIG4ITH/graph.json","fetch_events":"https://pith.science/api/pith-number/3HHIH5XETCU75AG27VGCIG4ITH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH/action/storage_attestation","attest_author":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH/action/author_attestation","sign_citation":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH/action/citation_signature","submit_replication":"https://pith.science/pith/3HHIH5XETCU75AG27VGCIG4ITH/action/replication_record"}},"created_at":"2026-08-05T00:46:55.492942+00:00","updated_at":"2026-08-05T00:46:55.492942+00:00"}