{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2012:LL4ORGGT742MYCJIFA4D2UXNYD","short_pith_number":"pith:LL4ORGGT","schema_version":"1.0","canonical_sha256":"5af8e898d3ff34cc092828383d52edc0cec2cc9a667bba14d70767a58da0eb57","source":{"kind":"arxiv","id":"1210.0956","version":1},"attestation_state":"computed","paper":{"title":"A Semiconductor Under Insulator Technology in Indium Phosphide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Dan Dalacu, Jean Lapointe, Khaled Mnaymneh, Philip J. Poole, Robin L. Williams, Simon Fr\\'ed\\'erick","submitted_at":"2012-10-03T01:58:48Z","abstract_excerpt":"This Letter introduces a Semiconductor-Under-Insulator (SUI) technology in InP for designing strip waveguides that interface InP photonic crystal membrane structures. Strip waveguides in InP-SUI are supported under an atomic layer deposited insulator layer in contrast to strip waveguides in silicon supported on insulator. We show a substantial improvement in optical transmission when using InP-SUI strip waveguides interfaced with localized photonic crystal membrane structures when compared with extended photonic crystal waveguide membranes. Furthermore, SUI makes available various fiber-coupli"},"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":"1210.0956","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2012-10-03T01:58:48Z","cross_cats_sorted":[],"title_canon_sha256":"db91a318c6ee08af152dc723170ff3a4589b75ef05c68d64b6bd97930db4cde6","abstract_canon_sha256":"9f304e88e4910934a336e7644f7a44c938ea3fbf8b82fa5808860db8a31f6705"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:54:11.279214Z","signature_b64":"dBCwg5QoESS3YFuhPrS41pfJwa4TKvZ8aphcQWZtfz694SSGHN4aV2aTpWITC1XD4SyrlcH/Kkhk+QaZNadKAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5af8e898d3ff34cc092828383d52edc0cec2cc9a667bba14d70767a58da0eb57","last_reissued_at":"2026-05-18T01:54:11.278672Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:54:11.278672Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Semiconductor Under Insulator Technology in Indium Phosphide","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Dan Dalacu, Jean Lapointe, Khaled Mnaymneh, Philip J. Poole, Robin L. Williams, Simon Fr\\'ed\\'erick","submitted_at":"2012-10-03T01:58:48Z","abstract_excerpt":"This Letter introduces a Semiconductor-Under-Insulator (SUI) technology in InP for designing strip waveguides that interface InP photonic crystal membrane structures. Strip waveguides in InP-SUI are supported under an atomic layer deposited insulator layer in contrast to strip waveguides in silicon supported on insulator. We show a substantial improvement in optical transmission when using InP-SUI strip waveguides interfaced with localized photonic crystal membrane structures when compared with extended photonic crystal waveguide membranes. Furthermore, SUI makes available various fiber-coupli"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1210.0956","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1210.0956","created_at":"2026-05-18T01:54:11.278764+00:00"},{"alias_kind":"arxiv_version","alias_value":"1210.0956v1","created_at":"2026-05-18T01:54:11.278764+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1210.0956","created_at":"2026-05-18T01:54:11.278764+00:00"},{"alias_kind":"pith_short_12","alias_value":"LL4ORGGT742M","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_16","alias_value":"LL4ORGGT742MYCJI","created_at":"2026-05-18T12:27:14.488303+00:00"},{"alias_kind":"pith_short_8","alias_value":"LL4ORGGT","created_at":"2026-05-18T12:27:14.488303+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/LL4ORGGT742MYCJIFA4D2UXNYD","json":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD.json","graph_json":"https://pith.science/api/pith-number/LL4ORGGT742MYCJIFA4D2UXNYD/graph.json","events_json":"https://pith.science/api/pith-number/LL4ORGGT742MYCJIFA4D2UXNYD/events.json","paper":"https://pith.science/paper/LL4ORGGT"},"agent_actions":{"view_html":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD","download_json":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD.json","view_paper":"https://pith.science/paper/LL4ORGGT","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1210.0956&json=true","fetch_graph":"https://pith.science/api/pith-number/LL4ORGGT742MYCJIFA4D2UXNYD/graph.json","fetch_events":"https://pith.science/api/pith-number/LL4ORGGT742MYCJIFA4D2UXNYD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD/action/storage_attestation","attest_author":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD/action/author_attestation","sign_citation":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD/action/citation_signature","submit_replication":"https://pith.science/pith/LL4ORGGT742MYCJIFA4D2UXNYD/action/replication_record"}},"created_at":"2026-05-18T01:54:11.278764+00:00","updated_at":"2026-05-18T01:54:11.278764+00:00"}