{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:YBRWMEAI3KM5ELUU2MBUX2TAWC","short_pith_number":"pith:YBRWMEAI","schema_version":"1.0","canonical_sha256":"c063661008da99d22e94d3034bea60b0851a9e0ef5061e86954903ac1a305cd4","source":{"kind":"arxiv","id":"2508.15223","version":1},"attestation_state":"computed","paper":{"title":"A rutile-based homologous series Na(PtO$_2$)$_{2\\it{n}+1}$ discovered by computationally assisted high-pressure synthesis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Akitoshi Nakano, Hajime Sagayama, Hidefumi Takahashi, Shintaro Ishiwata, Shunsuke Kitou, Yasuhito Kobayashi, Yuichi Yamasaki","submitted_at":"2025-08-21T04:23:19Z","abstract_excerpt":"Layered transition metal oxides typified by the Ruddlesden-Popper phase have been extensively studied for its applications in high-temperature superconductivity, catalysis, and battery technologies. Despite the remarkable structural diversity and catalytic functionality of platinum oxides, the exploration of layered polymorphs has remained significantly constrained mainly due to the high inertness of platinum. Here, we discover a new homologous series of layered ternary oxides, Na(PtO$_2$)$_{2\\it{n}+1}$, by a combination of highly oxidizing high-pressure methods and density functional theory ("},"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":"2508.15223","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2025-08-21T04:23:19Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"559a42270dc074f643f0203547dc7122d9faf30f7b7d9724838f9896c123c63a","abstract_canon_sha256":"8f0954308335a2339055e797b0fec35df5215481eacfa184b778e14e5ffbe167"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:57:08.500387Z","signature_b64":"Amzba6WGyLnEzqckADtIsLjaRM0+0cw6hs9WRmwejXKa9giJWbe9XnpUSusbACb530fjApmrIdFLg19IAqk7Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c063661008da99d22e94d3034bea60b0851a9e0ef5061e86954903ac1a305cd4","last_reissued_at":"2026-07-05T11:57:08.500040Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:57:08.500040Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A rutile-based homologous series Na(PtO$_2$)$_{2\\it{n}+1}$ discovered by computationally assisted high-pressure synthesis","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Akitoshi Nakano, Hajime Sagayama, Hidefumi Takahashi, Shintaro Ishiwata, Shunsuke Kitou, Yasuhito Kobayashi, Yuichi Yamasaki","submitted_at":"2025-08-21T04:23:19Z","abstract_excerpt":"Layered transition metal oxides typified by the Ruddlesden-Popper phase have been extensively studied for its applications in high-temperature superconductivity, catalysis, and battery technologies. Despite the remarkable structural diversity and catalytic functionality of platinum oxides, the exploration of layered polymorphs has remained significantly constrained mainly due to the high inertness of platinum. Here, we discover a new homologous series of layered ternary oxides, Na(PtO$_2$)$_{2\\it{n}+1}$, by a combination of highly oxidizing high-pressure methods and density functional theory ("},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.15223","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/2508.15223/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":"2508.15223","created_at":"2026-07-05T11:57:08.500096+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.15223v1","created_at":"2026-07-05T11:57:08.500096+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.15223","created_at":"2026-07-05T11:57:08.500096+00:00"},{"alias_kind":"pith_short_12","alias_value":"YBRWMEAI3KM5","created_at":"2026-07-05T11:57:08.500096+00:00"},{"alias_kind":"pith_short_16","alias_value":"YBRWMEAI3KM5ELUU","created_at":"2026-07-05T11:57:08.500096+00:00"},{"alias_kind":"pith_short_8","alias_value":"YBRWMEAI","created_at":"2026-07-05T11:57:08.500096+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/YBRWMEAI3KM5ELUU2MBUX2TAWC","json":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC.json","graph_json":"https://pith.science/api/pith-number/YBRWMEAI3KM5ELUU2MBUX2TAWC/graph.json","events_json":"https://pith.science/api/pith-number/YBRWMEAI3KM5ELUU2MBUX2TAWC/events.json","paper":"https://pith.science/paper/YBRWMEAI"},"agent_actions":{"view_html":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC","download_json":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC.json","view_paper":"https://pith.science/paper/YBRWMEAI","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.15223&json=true","fetch_graph":"https://pith.science/api/pith-number/YBRWMEAI3KM5ELUU2MBUX2TAWC/graph.json","fetch_events":"https://pith.science/api/pith-number/YBRWMEAI3KM5ELUU2MBUX2TAWC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC/action/storage_attestation","attest_author":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC/action/author_attestation","sign_citation":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC/action/citation_signature","submit_replication":"https://pith.science/pith/YBRWMEAI3KM5ELUU2MBUX2TAWC/action/replication_record"}},"created_at":"2026-07-05T11:57:08.500096+00:00","updated_at":"2026-07-05T11:57:08.500096+00:00"}