{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:DKU63TTPUAWO2A66VT6FW27GBV","short_pith_number":"pith:DKU63TTP","schema_version":"1.0","canonical_sha256":"1aa9edce6fa02ced03deacfc5b6be60d48b262c71874519b02328a352e5d182b","source":{"kind":"arxiv","id":"2503.11890","version":1},"attestation_state":"computed","paper":{"title":"Spectroscopic signatures of biexcitons: A case study in Ruddlesden-Popper lead-halides","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ajay Ram Srimath Kandada, Carlos Silva-Acuna, Esteban Rojas-Gatjens, Juan-Pablo Correa-Baena, Katherine A. Koch, Martin Gomez-Dominguez","submitted_at":"2025-03-14T21:39:03Z","abstract_excerpt":"Exciton-exciton interactions are fundamental to the light-emitting properties of semiconductors, influencing applications from lasers to quantum light sources. In this study, we investigate the spectroscopic signatures and binding energy of biexcitons in a metal halide two-dimensional Ruddlesden-Popper structure, which is known for hosting distinct excitonic resonances with unique lattice coupling. Using three spectroscopic techniques - photoluminescence (PL) and two variations of two-dimensional electronic spectroscopy (2DES) - we map coherent one-quantum and two-quantum correlations to gain "},"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":"2503.11890","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-03-14T21:39:03Z","cross_cats_sorted":[],"title_canon_sha256":"741d664b16a40b9281687ab9b473d4d37816f7ce4e9770a20761af90e3cd8afc","abstract_canon_sha256":"b71b97d909c7b588730e2f3f59e22d747aa897a8829ed5bdb4b89fe68157c100"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:39:10.205070Z","signature_b64":"LT/8SlHyaNejd68r5Uo0nVvREJYMAyTZzLMIm+55B8iNaPZZ0SLAgc0SrinlTEwnC45rJIa3ZmcggIF/YoLRDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1aa9edce6fa02ced03deacfc5b6be60d48b262c71874519b02328a352e5d182b","last_reissued_at":"2026-07-05T11:39:10.204586Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:39:10.204586Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Spectroscopic signatures of biexcitons: A case study in Ruddlesden-Popper lead-halides","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Ajay Ram Srimath Kandada, Carlos Silva-Acuna, Esteban Rojas-Gatjens, Juan-Pablo Correa-Baena, Katherine A. Koch, Martin Gomez-Dominguez","submitted_at":"2025-03-14T21:39:03Z","abstract_excerpt":"Exciton-exciton interactions are fundamental to the light-emitting properties of semiconductors, influencing applications from lasers to quantum light sources. In this study, we investigate the spectroscopic signatures and binding energy of biexcitons in a metal halide two-dimensional Ruddlesden-Popper structure, which is known for hosting distinct excitonic resonances with unique lattice coupling. Using three spectroscopic techniques - photoluminescence (PL) and two variations of two-dimensional electronic spectroscopy (2DES) - we map coherent one-quantum and two-quantum correlations to gain "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.11890","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/2503.11890/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":"2503.11890","created_at":"2026-07-05T11:39:10.204640+00:00"},{"alias_kind":"arxiv_version","alias_value":"2503.11890v1","created_at":"2026-07-05T11:39:10.204640+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.11890","created_at":"2026-07-05T11:39:10.204640+00:00"},{"alias_kind":"pith_short_12","alias_value":"DKU63TTPUAWO","created_at":"2026-07-05T11:39:10.204640+00:00"},{"alias_kind":"pith_short_16","alias_value":"DKU63TTPUAWO2A66","created_at":"2026-07-05T11:39:10.204640+00:00"},{"alias_kind":"pith_short_8","alias_value":"DKU63TTP","created_at":"2026-07-05T11:39:10.204640+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/DKU63TTPUAWO2A66VT6FW27GBV","json":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV.json","graph_json":"https://pith.science/api/pith-number/DKU63TTPUAWO2A66VT6FW27GBV/graph.json","events_json":"https://pith.science/api/pith-number/DKU63TTPUAWO2A66VT6FW27GBV/events.json","paper":"https://pith.science/paper/DKU63TTP"},"agent_actions":{"view_html":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV","download_json":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV.json","view_paper":"https://pith.science/paper/DKU63TTP","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2503.11890&json=true","fetch_graph":"https://pith.science/api/pith-number/DKU63TTPUAWO2A66VT6FW27GBV/graph.json","fetch_events":"https://pith.science/api/pith-number/DKU63TTPUAWO2A66VT6FW27GBV/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV/action/storage_attestation","attest_author":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV/action/author_attestation","sign_citation":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV/action/citation_signature","submit_replication":"https://pith.science/pith/DKU63TTPUAWO2A66VT6FW27GBV/action/replication_record"}},"created_at":"2026-07-05T11:39:10.204640+00:00","updated_at":"2026-07-05T11:39:10.204640+00:00"}