{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:XJSD4SKMIK4P66SFBL3J7TIQZP","short_pith_number":"pith:XJSD4SKM","schema_version":"1.0","canonical_sha256":"ba643e494c42b8ff7a450af69fcd10cbd4364dc8e46a2cc5b6a30428731e0b5b","source":{"kind":"arxiv","id":"2606.31359","version":1},"attestation_state":"computed","paper":{"title":"Photon Statistics from Yb3+-Doped CsPbCl3 are Inconsistent with Quantum Cutting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Daniel R. Gamelin, Faris Horani, Freddy T. Rabouw, Vincent R.M. Benning","submitted_at":"2026-06-30T08:55:05Z","abstract_excerpt":"CsPb(Cl1-xBrx)3:Yb3+ has been widely reported as a broadband quantum-cutting material with a photoluminescence quantum yield exceeding 100%, making it a promising candidate for enhancing the blue-green spectral response of silicon photovoltaics. Many groups have reproduced absolute photoluminescence quantum yields over 100%, but others have struggled to obtain such high values. Here, we test the quantum-cutting capabilities of CsPbCl3:Yb3+ nanocrystals and bulk material using photon-correlation analysis. A quantum-cutting material is expected to exhibit photon bunching, but our experiments on "},"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":"2606.31359","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-06-30T08:55:05Z","cross_cats_sorted":[],"title_canon_sha256":"dded9c2363e08e4d5dc7e6baa1cb86ee1a2beb8f71220dfcfc8f7f201873ddef","abstract_canon_sha256":"87491579973189c3717d5e6fe875a10e95f267e92616a749eea2ab47e86ca3e7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-01T01:18:00.438488Z","signature_b64":"HoNvEU3oOULURwIaWymuV5oB2RtfhUnSmFexfy2qiPlRKiZqLE9sfthsM+gYHg88+/h+lI3kYsKbilouBsWhAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ba643e494c42b8ff7a450af69fcd10cbd4364dc8e46a2cc5b6a30428731e0b5b","last_reissued_at":"2026-07-01T01:18:00.438024Z","signature_status":"signed_v1","first_computed_at":"2026-07-01T01:18:00.438024Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Photon Statistics from Yb3+-Doped CsPbCl3 are Inconsistent with Quantum Cutting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Daniel R. Gamelin, Faris Horani, Freddy T. Rabouw, Vincent R.M. Benning","submitted_at":"2026-06-30T08:55:05Z","abstract_excerpt":"CsPb(Cl1-xBrx)3:Yb3+ has been widely reported as a broadband quantum-cutting material with a photoluminescence quantum yield exceeding 100%, making it a promising candidate for enhancing the blue-green spectral response of silicon photovoltaics. Many groups have reproduced absolute photoluminescence quantum yields over 100%, but others have struggled to obtain such high values. Here, we test the quantum-cutting capabilities of CsPbCl3:Yb3+ nanocrystals and bulk material using photon-correlation analysis. A quantum-cutting material is expected to exhibit photon bunching, but our experiments on "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.31359","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/2606.31359/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":"2606.31359","created_at":"2026-07-01T01:18:00.438092+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.31359v1","created_at":"2026-07-01T01:18:00.438092+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.31359","created_at":"2026-07-01T01:18:00.438092+00:00"},{"alias_kind":"pith_short_12","alias_value":"XJSD4SKMIK4P","created_at":"2026-07-01T01:18:00.438092+00:00"},{"alias_kind":"pith_short_16","alias_value":"XJSD4SKMIK4P66SF","created_at":"2026-07-01T01:18:00.438092+00:00"},{"alias_kind":"pith_short_8","alias_value":"XJSD4SKM","created_at":"2026-07-01T01:18:00.438092+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/XJSD4SKMIK4P66SFBL3J7TIQZP","json":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP.json","graph_json":"https://pith.science/api/pith-number/XJSD4SKMIK4P66SFBL3J7TIQZP/graph.json","events_json":"https://pith.science/api/pith-number/XJSD4SKMIK4P66SFBL3J7TIQZP/events.json","paper":"https://pith.science/paper/XJSD4SKM"},"agent_actions":{"view_html":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP","download_json":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP.json","view_paper":"https://pith.science/paper/XJSD4SKM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.31359&json=true","fetch_graph":"https://pith.science/api/pith-number/XJSD4SKMIK4P66SFBL3J7TIQZP/graph.json","fetch_events":"https://pith.science/api/pith-number/XJSD4SKMIK4P66SFBL3J7TIQZP/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP/action/timestamp_anchor","attest_storage":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP/action/storage_attestation","attest_author":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP/action/author_attestation","sign_citation":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP/action/citation_signature","submit_replication":"https://pith.science/pith/XJSD4SKMIK4P66SFBL3J7TIQZP/action/replication_record"}},"created_at":"2026-07-01T01:18:00.438092+00:00","updated_at":"2026-07-01T01:18:00.438092+00:00"}