{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:HNMCD43K24OAU5AJ5CYS5IHFFD","short_pith_number":"pith:HNMCD43K","schema_version":"1.0","canonical_sha256":"3b5821f36ad71c0a7409e8b12ea0e528ca17af35ce1ad187a4b2da5619a1087d","source":{"kind":"arxiv","id":"2605.21650","version":1},"attestation_state":"computed","paper":{"title":"Backward Mapping from Device Targets to Chemical Genomes for Interpretable Discovery of Phase-Stable Lead-Free Double Perovskites with DFT-Validated Design Rules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Md. Mostaq Ahmed Himel, Md Rafiul Alam Roni, Md. Zahid Hassan, Muhammad Harussani Moklis, Nafis Ahtasum, Sohanur Rahman Sohan","submitted_at":"2026-05-20T19:04:43Z","abstract_excerpt":"Lead-free halide double perovskites are promising alternatives to Pb-based semiconductors, but their discovery is challenging because structural formability, thermodynamic stability, band-gap placement, optical-transition strength, dielectric screening, and carrier transport must all be satisfied within the vast A2BB'X6 space. We present a backward-mapping, genome-guided framework linking device-level targets to chemically interpretable descriptor families for Pb-free double-perovskite discovery. From 13,088 charge-balanced compositions, we apply a halide-aware workflow integrating geometric f"},"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":"2605.21650","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2026-05-20T19:04:43Z","cross_cats_sorted":[],"title_canon_sha256":"18b5aa2b11d66b3857d4af75dec4bea3addc6b5b36c527be87ad274f773d7fed","abstract_canon_sha256":"50ffbd83bd4115c1b7ff51048f231a8d90f41a6bfd9ee2f84e3a5be0707cd1c8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-22T01:03:26.846071Z","signature_b64":"egFJQtLeKYNeaAgngoecWf6ZKdGxnmwrkBG6s1zYMP++AzNPN10vATc3+Q3J57qFjKOpWFfJR441GWxpjBtDBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b5821f36ad71c0a7409e8b12ea0e528ca17af35ce1ad187a4b2da5619a1087d","last_reissued_at":"2026-05-22T01:03:26.845568Z","signature_status":"signed_v1","first_computed_at":"2026-05-22T01:03:26.845568Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Backward Mapping from Device Targets to Chemical Genomes for Interpretable Discovery of Phase-Stable Lead-Free Double Perovskites with DFT-Validated Design Rules","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Md. Mostaq Ahmed Himel, Md Rafiul Alam Roni, Md. Zahid Hassan, Muhammad Harussani Moklis, Nafis Ahtasum, Sohanur Rahman Sohan","submitted_at":"2026-05-20T19:04:43Z","abstract_excerpt":"Lead-free halide double perovskites are promising alternatives to Pb-based semiconductors, but their discovery is challenging because structural formability, thermodynamic stability, band-gap placement, optical-transition strength, dielectric screening, and carrier transport must all be satisfied within the vast A2BB'X6 space. We present a backward-mapping, genome-guided framework linking device-level targets to chemically interpretable descriptor families for Pb-free double-perovskite discovery. From 13,088 charge-balanced compositions, we apply a halide-aware workflow integrating geometric f"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21650","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/2605.21650/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":"2605.21650","created_at":"2026-05-22T01:03:26.845649+00:00"},{"alias_kind":"arxiv_version","alias_value":"2605.21650v1","created_at":"2026-05-22T01:03:26.845649+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21650","created_at":"2026-05-22T01:03:26.845649+00:00"},{"alias_kind":"pith_short_12","alias_value":"HNMCD43K24OA","created_at":"2026-05-22T01:03:26.845649+00:00"},{"alias_kind":"pith_short_16","alias_value":"HNMCD43K24OAU5AJ","created_at":"2026-05-22T01:03:26.845649+00:00"},{"alias_kind":"pith_short_8","alias_value":"HNMCD43K","created_at":"2026-05-22T01:03:26.845649+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/HNMCD43K24OAU5AJ5CYS5IHFFD","json":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD.json","graph_json":"https://pith.science/api/pith-number/HNMCD43K24OAU5AJ5CYS5IHFFD/graph.json","events_json":"https://pith.science/api/pith-number/HNMCD43K24OAU5AJ5CYS5IHFFD/events.json","paper":"https://pith.science/paper/HNMCD43K"},"agent_actions":{"view_html":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD","download_json":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD.json","view_paper":"https://pith.science/paper/HNMCD43K","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2605.21650&json=true","fetch_graph":"https://pith.science/api/pith-number/HNMCD43K24OAU5AJ5CYS5IHFFD/graph.json","fetch_events":"https://pith.science/api/pith-number/HNMCD43K24OAU5AJ5CYS5IHFFD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD/action/storage_attestation","attest_author":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD/action/author_attestation","sign_citation":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD/action/citation_signature","submit_replication":"https://pith.science/pith/HNMCD43K24OAU5AJ5CYS5IHFFD/action/replication_record"}},"created_at":"2026-05-22T01:03:26.845649+00:00","updated_at":"2026-05-22T01:03:26.845649+00:00"}