{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:7MFBR6DOHEX6EQBVUPJTNW6S5D","short_pith_number":"pith:7MFBR6DO","schema_version":"1.0","canonical_sha256":"fb0a18f86e392fe24035a3d336dbd2e8c9d706b5f20ed59cda5b01c326389f3e","source":{"kind":"arxiv","id":"1509.08000","version":2},"attestation_state":"computed","paper":{"title":"Dual-pumped degenerate Kerr oscillator in a silicon nitride microresonator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alessandro Farsi, Alexander L. Gaeta, Daniel O. Carvalho, Kevin Luke, Mengjie Yu, Michal Lipson, Sven Ramelow, Yoshitomo Okawachi","submitted_at":"2015-09-26T15:54:44Z","abstract_excerpt":"We demonstrate a degenerate parametric oscillator in a silicon-nitride microresonator. We use two frequency-detuned pump waves to perform parametric four-wave mixing and operate in the normal group-velocity dispersion regime to produce signal and idler fields that are frequency degenerate. Our theoretical modeling shows that this regime enables generation of bimodal phase states, analogous to the \\c{hi}(2)-based degenerate OPO. Our system offers potential for realization of CMOS-chip-based coherent optical computing and an all-optical quantum random number generator."},"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":"1509.08000","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2015-09-26T15:54:44Z","cross_cats_sorted":[],"title_canon_sha256":"a88491b70253fbaf88703629e6db0a3597ae373262dd47c3df2aa5b0d1d34cdc","abstract_canon_sha256":"46e55e280e5b1284fb528e977d57b75805a8c6881bc99576b35429dd6705d0d8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:31:49.496762Z","signature_b64":"HiNDO2H3qffOKNEwTNcsEwdLL6P3E9yzwVi8vf25T5tRnONLDinENSdjqHU9TMXhNBVQjgbVRY95tylJE5n/DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fb0a18f86e392fe24035a3d336dbd2e8c9d706b5f20ed59cda5b01c326389f3e","last_reissued_at":"2026-07-05T06:31:49.496359Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:31:49.496359Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Dual-pumped degenerate Kerr oscillator in a silicon nitride microresonator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.optics","authors_text":"Alessandro Farsi, Alexander L. Gaeta, Daniel O. Carvalho, Kevin Luke, Mengjie Yu, Michal Lipson, Sven Ramelow, Yoshitomo Okawachi","submitted_at":"2015-09-26T15:54:44Z","abstract_excerpt":"We demonstrate a degenerate parametric oscillator in a silicon-nitride microresonator. We use two frequency-detuned pump waves to perform parametric four-wave mixing and operate in the normal group-velocity dispersion regime to produce signal and idler fields that are frequency degenerate. Our theoretical modeling shows that this regime enables generation of bimodal phase states, analogous to the \\c{hi}(2)-based degenerate OPO. Our system offers potential for realization of CMOS-chip-based coherent optical computing and an all-optical quantum random number generator."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1509.08000","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1509.08000/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":"1509.08000","created_at":"2026-07-05T06:31:49.496417+00:00"},{"alias_kind":"arxiv_version","alias_value":"1509.08000v2","created_at":"2026-07-05T06:31:49.496417+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1509.08000","created_at":"2026-07-05T06:31:49.496417+00:00"},{"alias_kind":"pith_short_12","alias_value":"7MFBR6DOHEX6","created_at":"2026-07-05T06:31:49.496417+00:00"},{"alias_kind":"pith_short_16","alias_value":"7MFBR6DOHEX6EQBV","created_at":"2026-07-05T06:31:49.496417+00:00"},{"alias_kind":"pith_short_8","alias_value":"7MFBR6DO","created_at":"2026-07-05T06:31:49.496417+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/7MFBR6DOHEX6EQBVUPJTNW6S5D","json":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D.json","graph_json":"https://pith.science/api/pith-number/7MFBR6DOHEX6EQBVUPJTNW6S5D/graph.json","events_json":"https://pith.science/api/pith-number/7MFBR6DOHEX6EQBVUPJTNW6S5D/events.json","paper":"https://pith.science/paper/7MFBR6DO"},"agent_actions":{"view_html":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D","download_json":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D.json","view_paper":"https://pith.science/paper/7MFBR6DO","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1509.08000&json=true","fetch_graph":"https://pith.science/api/pith-number/7MFBR6DOHEX6EQBVUPJTNW6S5D/graph.json","fetch_events":"https://pith.science/api/pith-number/7MFBR6DOHEX6EQBVUPJTNW6S5D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D/action/storage_attestation","attest_author":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D/action/author_attestation","sign_citation":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D/action/citation_signature","submit_replication":"https://pith.science/pith/7MFBR6DOHEX6EQBVUPJTNW6S5D/action/replication_record"}},"created_at":"2026-07-05T06:31:49.496417+00:00","updated_at":"2026-07-05T06:31:49.496417+00:00"}