{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:2JGVBGOA5AIWIY73JAUAWUAYLO","short_pith_number":"pith:2JGVBGOA","schema_version":"1.0","canonical_sha256":"d24d5099c0e8116463fb48280b50185ba56565b16361283a017031bcee292778","source":{"kind":"arxiv","id":"2607.16497","version":1},"attestation_state":"computed","paper":{"title":"Study of GeSn Selective Area Growth with Demonstration of SWIR Light Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Alexander Golden, Baohua Li, Fernando M. de Oliveira, Gregory Salamo, Hryhorii Stanchu, Jifeng Liu, Joshua M Grant, Justin Rudie, Kushal Dahal, Matthew Cook, Perry C. Grant, Quang Minh Thai, Rajesh Kumar, Shui-Qing Yu, Stephen Margiotta, Sudip Acharya, Wei Du, Xiaoxin Wang, Xuehuan Ma","submitted_at":"2026-07-17T20:37:52Z","abstract_excerpt":"As germanium-tin (GeSn) epitaxial growth quality continuously improves, the search for an efficient integration strategy of GeSn optoelectronics devices into complementary metal-oxide-semiconductor (CMOS) manufacturing line also accelerates. Selective area growth (SAG) on patterned substrate emerges as a promising approach for this quest, with locally controlled growth of GeSn laser/detector suitable for either co-integration with silicon-based waveguide structure or stand-alone module like focal plane array. In this work, we report successful GeSn SAG with Sn content ranging from 3.2% to 8.7%"},"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":"2607.16497","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2026-07-17T20:37:52Z","cross_cats_sorted":[],"title_canon_sha256":"4de8cd5a1f36e12f66e8d704f980d8796c6f7f76e379c1bcc1ea7546502a78d0","abstract_canon_sha256":"e779eecb3b6f20761169a64a5ff5c19db8ad651540d40652d829f1f3752debe4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-21T00:20:21.780628Z","signature_b64":"MsFCt9bn4lbr6/wp7dZD+sU6LShMVtrdtueim/xH7FMnesFfg9/X54xnL07102wUxTuu9QuohKYDiMMTVRQhBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d24d5099c0e8116463fb48280b50185ba56565b16361283a017031bcee292778","last_reissued_at":"2026-07-21T00:20:21.779740Z","signature_status":"signed_v1","first_computed_at":"2026-07-21T00:20:21.779740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Study of GeSn Selective Area Growth with Demonstration of SWIR Light Detection","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Alexander Golden, Baohua Li, Fernando M. de Oliveira, Gregory Salamo, Hryhorii Stanchu, Jifeng Liu, Joshua M Grant, Justin Rudie, Kushal Dahal, Matthew Cook, Perry C. Grant, Quang Minh Thai, Rajesh Kumar, Shui-Qing Yu, Stephen Margiotta, Sudip Acharya, Wei Du, Xiaoxin Wang, Xuehuan Ma","submitted_at":"2026-07-17T20:37:52Z","abstract_excerpt":"As germanium-tin (GeSn) epitaxial growth quality continuously improves, the search for an efficient integration strategy of GeSn optoelectronics devices into complementary metal-oxide-semiconductor (CMOS) manufacturing line also accelerates. Selective area growth (SAG) on patterned substrate emerges as a promising approach for this quest, with locally controlled growth of GeSn laser/detector suitable for either co-integration with silicon-based waveguide structure or stand-alone module like focal plane array. In this work, we report successful GeSn SAG with Sn content ranging from 3.2% to 8.7%"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.16497","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/2607.16497/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":"2607.16497","created_at":"2026-07-21T00:20:21.780187+00:00"},{"alias_kind":"arxiv_version","alias_value":"2607.16497v1","created_at":"2026-07-21T00:20:21.780187+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.16497","created_at":"2026-07-21T00:20:21.780187+00:00"},{"alias_kind":"pith_short_12","alias_value":"2JGVBGOA5AIW","created_at":"2026-07-21T00:20:21.780187+00:00"},{"alias_kind":"pith_short_16","alias_value":"2JGVBGOA5AIWIY73","created_at":"2026-07-21T00:20:21.780187+00:00"},{"alias_kind":"pith_short_8","alias_value":"2JGVBGOA","created_at":"2026-07-21T00:20:21.780187+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/2JGVBGOA5AIWIY73JAUAWUAYLO","json":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO.json","graph_json":"https://pith.science/api/pith-number/2JGVBGOA5AIWIY73JAUAWUAYLO/graph.json","events_json":"https://pith.science/api/pith-number/2JGVBGOA5AIWIY73JAUAWUAYLO/events.json","paper":"https://pith.science/paper/2JGVBGOA"},"agent_actions":{"view_html":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO","download_json":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO.json","view_paper":"https://pith.science/paper/2JGVBGOA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2607.16497&json=true","fetch_graph":"https://pith.science/api/pith-number/2JGVBGOA5AIWIY73JAUAWUAYLO/graph.json","fetch_events":"https://pith.science/api/pith-number/2JGVBGOA5AIWIY73JAUAWUAYLO/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO/action/storage_attestation","attest_author":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO/action/author_attestation","sign_citation":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO/action/citation_signature","submit_replication":"https://pith.science/pith/2JGVBGOA5AIWIY73JAUAWUAYLO/action/replication_record"}},"created_at":"2026-07-21T00:20:21.780187+00:00","updated_at":"2026-07-21T00:20:21.780187+00:00"}