{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:6IWOAVAJC5ZPNMWGLJICBUQAAG","short_pith_number":"pith:6IWOAVAJ","schema_version":"1.0","canonical_sha256":"f22ce054091772f6b2c65a5020d200019a3208e4256d2ecc1d499c321b1afbb8","source":{"kind":"arxiv","id":"1802.06600","version":2},"attestation_state":"computed","paper":{"title":"Ultrafast perturbation maps as a quantitative tool for testing of multi-port photonic devices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.optics","authors_text":"Ali Z. Khokhar, Bigeng Chen, David J. Thomson, Graham T. Reed, Kevin Vynck, Lee Crudgington, Nicholas J. Dinsdale, Otto L. Muskens, Philippe Lalanne, Roman Bruck, Scott A. Reynolds","submitted_at":"2018-02-19T12:07:55Z","abstract_excerpt":"Advanced photonic probing techniques are of great importance for the development of non-contact wafer-scale testing of photonic chips. Ultrafast photomodulation has been identified as a powerful new tool capable of remotely mapping photonic devices through a scanning perturbation. Here, we develop photomodulation maps into a quantitative technique through a general and rigorous method based on Lorentz reciprocity that allows the prediction of transmittance perturbation maps for arbitrary linear photonic systems with great accuracy and minimal computational cost. Excellent agreement is obtained"},"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":"1802.06600","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2018-02-19T12:07:55Z","cross_cats_sorted":["cond-mat.mes-hall"],"title_canon_sha256":"79f19b74fa978975d8e859daa522e9933dee00c51734fa96f41afe06708171c3","abstract_canon_sha256":"509d2639e281559fde318a84f0ccf98e8e1d653d26461d5043066e598c3504b2"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:13:37.234703Z","signature_b64":"hDa8jAE8rCaehrCJdVIJ9BQDMD9dDX8ztR7qMHRx6rEMZjwJHraFve+ON1YM0k7aVXgqmPv+v2VNYeF/eWNCBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f22ce054091772f6b2c65a5020d200019a3208e4256d2ecc1d499c321b1afbb8","last_reissued_at":"2026-05-18T00:13:37.234099Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:13:37.234099Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultrafast perturbation maps as a quantitative tool for testing of multi-port photonic devices","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall"],"primary_cat":"physics.optics","authors_text":"Ali Z. Khokhar, Bigeng Chen, David J. Thomson, Graham T. Reed, Kevin Vynck, Lee Crudgington, Nicholas J. Dinsdale, Otto L. Muskens, Philippe Lalanne, Roman Bruck, Scott A. Reynolds","submitted_at":"2018-02-19T12:07:55Z","abstract_excerpt":"Advanced photonic probing techniques are of great importance for the development of non-contact wafer-scale testing of photonic chips. Ultrafast photomodulation has been identified as a powerful new tool capable of remotely mapping photonic devices through a scanning perturbation. Here, we develop photomodulation maps into a quantitative technique through a general and rigorous method based on Lorentz reciprocity that allows the prediction of transmittance perturbation maps for arbitrary linear photonic systems with great accuracy and minimal computational cost. Excellent agreement is obtained"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1802.06600","kind":"arxiv","version":2},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1802.06600","created_at":"2026-05-18T00:13:37.234182+00:00"},{"alias_kind":"arxiv_version","alias_value":"1802.06600v2","created_at":"2026-05-18T00:13:37.234182+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1802.06600","created_at":"2026-05-18T00:13:37.234182+00:00"},{"alias_kind":"pith_short_12","alias_value":"6IWOAVAJC5ZP","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"6IWOAVAJC5ZPNMWG","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"6IWOAVAJ","created_at":"2026-05-18T12:32:08.215937+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/6IWOAVAJC5ZPNMWGLJICBUQAAG","json":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG.json","graph_json":"https://pith.science/api/pith-number/6IWOAVAJC5ZPNMWGLJICBUQAAG/graph.json","events_json":"https://pith.science/api/pith-number/6IWOAVAJC5ZPNMWGLJICBUQAAG/events.json","paper":"https://pith.science/paper/6IWOAVAJ"},"agent_actions":{"view_html":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG","download_json":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG.json","view_paper":"https://pith.science/paper/6IWOAVAJ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1802.06600&json=true","fetch_graph":"https://pith.science/api/pith-number/6IWOAVAJC5ZPNMWGLJICBUQAAG/graph.json","fetch_events":"https://pith.science/api/pith-number/6IWOAVAJC5ZPNMWGLJICBUQAAG/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG/action/storage_attestation","attest_author":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG/action/author_attestation","sign_citation":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG/action/citation_signature","submit_replication":"https://pith.science/pith/6IWOAVAJC5ZPNMWGLJICBUQAAG/action/replication_record"}},"created_at":"2026-05-18T00:13:37.234182+00:00","updated_at":"2026-05-18T00:13:37.234182+00:00"}