{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:RH7TK52PXDFGKIJLJTG3XSSM5S","short_pith_number":"pith:RH7TK52P","schema_version":"1.0","canonical_sha256":"89ff35774fb8ca65212b4ccdbbca4cec938ac1acdf8e775e9bd43356bdc3dc55","source":{"kind":"arxiv","id":"1604.06501","version":1},"attestation_state":"computed","paper":{"title":"Modelocked mid-infrared frequency combs in a silicon microresonator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alexander L. Gaeta, Austin G. Griffith, Mengjie Yu, Michal Lipson, Yoshitomo Okawachi","submitted_at":"2016-04-21T21:50:48Z","abstract_excerpt":"Mid-infrared (mid-IR) frequency combs have broad applications in molecular spectroscopy and chemical/biological sensing. Recently developed microresonator-based combs in this wavelength regime could enable portable and robust devices using a single-frequency pump field. Here, we report the first demonstration of a modelocked microresonator-based frequency comb in the mid-IR spanning 2.4 {\\mu}m to 4.3 {\\mu}m. We observe high pump-to-comb conversion efficiency, in which 40% of the pump power is converted to the output comb power. Utilizing an integrated PIN structure allows for tuning the silico"},"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":"1604.06501","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2016-04-21T21:50:48Z","cross_cats_sorted":[],"title_canon_sha256":"5a1c6a2db501859f619d6eee1c7e7e4684dd0025cf875ae8aae3ccc3ebb02e72","abstract_canon_sha256":"e3f7dda36096fffba901014c841146a0f024db80159e2e1ccfe7e91b44ff4c99"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:16:28.905614Z","signature_b64":"WGCu63Kv1VA+BNQYpOMFLjYspy71SFIP5wTHkLBd7NQ8B/jO+lXC2UwuuZh434Vr/9amp3n78LqvXq9iwNvuCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"89ff35774fb8ca65212b4ccdbbca4cec938ac1acdf8e775e9bd43356bdc3dc55","last_reissued_at":"2026-05-18T01:16:28.905100Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:16:28.905100Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Modelocked mid-infrared frequency combs in a silicon microresonator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alexander L. Gaeta, Austin G. Griffith, Mengjie Yu, Michal Lipson, Yoshitomo Okawachi","submitted_at":"2016-04-21T21:50:48Z","abstract_excerpt":"Mid-infrared (mid-IR) frequency combs have broad applications in molecular spectroscopy and chemical/biological sensing. Recently developed microresonator-based combs in this wavelength regime could enable portable and robust devices using a single-frequency pump field. Here, we report the first demonstration of a modelocked microresonator-based frequency comb in the mid-IR spanning 2.4 {\\mu}m to 4.3 {\\mu}m. We observe high pump-to-comb conversion efficiency, in which 40% of the pump power is converted to the output comb power. Utilizing an integrated PIN structure allows for tuning the silico"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.06501","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":"1604.06501","created_at":"2026-05-18T01:16:28.905168+00:00"},{"alias_kind":"arxiv_version","alias_value":"1604.06501v1","created_at":"2026-05-18T01:16:28.905168+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.06501","created_at":"2026-05-18T01:16:28.905168+00:00"},{"alias_kind":"pith_short_12","alias_value":"RH7TK52PXDFG","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_16","alias_value":"RH7TK52PXDFGKIJL","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_8","alias_value":"RH7TK52P","created_at":"2026-05-18T12:30:41.710351+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/RH7TK52PXDFGKIJLJTG3XSSM5S","json":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S.json","graph_json":"https://pith.science/api/pith-number/RH7TK52PXDFGKIJLJTG3XSSM5S/graph.json","events_json":"https://pith.science/api/pith-number/RH7TK52PXDFGKIJLJTG3XSSM5S/events.json","paper":"https://pith.science/paper/RH7TK52P"},"agent_actions":{"view_html":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S","download_json":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S.json","view_paper":"https://pith.science/paper/RH7TK52P","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1604.06501&json=true","fetch_graph":"https://pith.science/api/pith-number/RH7TK52PXDFGKIJLJTG3XSSM5S/graph.json","fetch_events":"https://pith.science/api/pith-number/RH7TK52PXDFGKIJLJTG3XSSM5S/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S/action/timestamp_anchor","attest_storage":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S/action/storage_attestation","attest_author":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S/action/author_attestation","sign_citation":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S/action/citation_signature","submit_replication":"https://pith.science/pith/RH7TK52PXDFGKIJLJTG3XSSM5S/action/replication_record"}},"created_at":"2026-05-18T01:16:28.905168+00:00","updated_at":"2026-05-18T01:16:28.905168+00:00"}