{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2024:Z6ACMZ5KXXZNEWJ63RB2QU53BQ","short_pith_number":"pith:Z6ACMZ5K","schema_version":"1.0","canonical_sha256":"cf802667aabdf2d2593edc43a853bb0c319433077cae5cbd916724d9d72170d6","source":{"kind":"arxiv","id":"2411.12905","version":2},"attestation_state":"computed","paper":{"title":"Nonlinear optics in 2D materials: from classical to quantum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Liuxin Gu, You Zhou","submitted_at":"2024-11-19T22:44:48Z","abstract_excerpt":"Nonlinear optics has long been a cornerstone of modern photonic technology, enabling a wide array of applications, from frequency conversion to the generation of ultrafast light pulses. Recent breakthroughs in two-dimensional (2D) materials have opened a frontier in this field, offering new opportunities for both classical and quantum nonlinear optics. These atomically thin materials exhibit strong light-matter interactions and large nonlinear responses, thanks to their tunable lattice symmetries, strong resonance effects, and highly engineerable band structures. In this paper, we explore the "},"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":"2411.12905","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.optics","submitted_at":"2024-11-19T22:44:48Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"a2cb289a4d48c43c589f79a2e392097b39330c9e05be6c92f6ac67249da31370","abstract_canon_sha256":"1f5da1c8371f24f7bad85ea8110c2492b15e7b1068c6dac2762eddfff6fdd7f8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:46:58.708856Z","signature_b64":"uprZMV1Zit6MyRHF/VU2HoKu7PEXd1Z2si3WuryLZMV/g0VqtvNUo07jj1rREFtQsstITM1yJymZ1WPp49QGBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf802667aabdf2d2593edc43a853bb0c319433077cae5cbd916724d9d72170d6","last_reissued_at":"2026-07-05T10:46:58.708298Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:46:58.708298Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Nonlinear optics in 2D materials: from classical to quantum","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"physics.optics","authors_text":"Liuxin Gu, You Zhou","submitted_at":"2024-11-19T22:44:48Z","abstract_excerpt":"Nonlinear optics has long been a cornerstone of modern photonic technology, enabling a wide array of applications, from frequency conversion to the generation of ultrafast light pulses. Recent breakthroughs in two-dimensional (2D) materials have opened a frontier in this field, offering new opportunities for both classical and quantum nonlinear optics. These atomically thin materials exhibit strong light-matter interactions and large nonlinear responses, thanks to their tunable lattice symmetries, strong resonance effects, and highly engineerable band structures. In this paper, we explore the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2411.12905","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/2411.12905/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":"2411.12905","created_at":"2026-07-05T10:46:58.708371+00:00"},{"alias_kind":"arxiv_version","alias_value":"2411.12905v2","created_at":"2026-07-05T10:46:58.708371+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2411.12905","created_at":"2026-07-05T10:46:58.708371+00:00"},{"alias_kind":"pith_short_12","alias_value":"Z6ACMZ5KXXZN","created_at":"2026-07-05T10:46:58.708371+00:00"},{"alias_kind":"pith_short_16","alias_value":"Z6ACMZ5KXXZNEWJ6","created_at":"2026-07-05T10:46:58.708371+00:00"},{"alias_kind":"pith_short_8","alias_value":"Z6ACMZ5K","created_at":"2026-07-05T10:46:58.708371+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/Z6ACMZ5KXXZNEWJ63RB2QU53BQ","json":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ.json","graph_json":"https://pith.science/api/pith-number/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/graph.json","events_json":"https://pith.science/api/pith-number/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/events.json","paper":"https://pith.science/paper/Z6ACMZ5K"},"agent_actions":{"view_html":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ","download_json":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ.json","view_paper":"https://pith.science/paper/Z6ACMZ5K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2411.12905&json=true","fetch_graph":"https://pith.science/api/pith-number/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/graph.json","fetch_events":"https://pith.science/api/pith-number/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/action/storage_attestation","attest_author":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/action/author_attestation","sign_citation":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/action/citation_signature","submit_replication":"https://pith.science/pith/Z6ACMZ5KXXZNEWJ63RB2QU53BQ/action/replication_record"}},"created_at":"2026-07-05T10:46:58.708371+00:00","updated_at":"2026-07-05T10:46:58.708371+00:00"}