{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2025:C45KOPWBVRQQPWOEPBK4NVFIM4","short_pith_number":"pith:C45KOPWB","schema_version":"1.0","canonical_sha256":"173aa73ec1ac6107d9c47855c6d4a8670af746a504944a1382869625ccd89a70","source":{"kind":"arxiv","id":"2508.05870","version":1},"attestation_state":"computed","paper":{"title":"Isolated spin ladders in Ln$_2$Ti$_9$Sb$_{11}$ (Ln:La-Nd) metals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Brenden R. Ortiz, Heda Zhang, Jiaqiang Yan, Karolina Gornicka, Matthew S. Cook, Satoshi Okamoto, Suchismita Sarker","submitted_at":"2025-08-07T21:43:23Z","abstract_excerpt":"Here we present the discovery and characterization of a series of antimonides Ln$_2$Ti$_9$Sb$_{11}$ (Ln: La--Nd) which exhibit well-isolated, $n=2$ rare-earth spin ladders. We discuss the structure of the new compounds, with a particular focus on the magnetic Ln spin ladders. Nd$_2$Ti$_9$Sb$_{11}$ and Ce$_2$Ti$_9$Sb$_{11}$ exhibit antiferromagnetic interactions and a well-defined doublet ground state, whereas Pr$_2$Ti$_9$Sb$_{11}$ exhibits a weakly magnetic singlet ground state. Nd$_2$Ti$_9$Sb$_{11}$ is a poor metal with an electrical resistivity of 0.1m$\\Omega$-cm at 300K and weak temperature"},"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":"2508.05870","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.str-el","submitted_at":"2025-08-07T21:43:23Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"420b39273f1799aaea9f33970554778fe47abbd4667a8e320cce96b8582edf42","abstract_canon_sha256":"a5a75bbfc6e1a3cc601384cc0b8583678f6b1d3ce21fb06242537d7c0875cac5"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:50:44.716629Z","signature_b64":"aV9l2SiF1cn5fZ83UKZBS3gU4oJfcJxxoxGfNhOtc6rRBF/wl3yeUlWRvbzHervec1WFEgPWHtbSNQHEhZ9xDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"173aa73ec1ac6107d9c47855c6d4a8670af746a504944a1382869625ccd89a70","last_reissued_at":"2026-07-05T11:50:44.716130Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:50:44.716130Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Isolated spin ladders in Ln$_2$Ti$_9$Sb$_{11}$ (Ln:La-Nd) metals","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.str-el","authors_text":"Brenden R. Ortiz, Heda Zhang, Jiaqiang Yan, Karolina Gornicka, Matthew S. Cook, Satoshi Okamoto, Suchismita Sarker","submitted_at":"2025-08-07T21:43:23Z","abstract_excerpt":"Here we present the discovery and characterization of a series of antimonides Ln$_2$Ti$_9$Sb$_{11}$ (Ln: La--Nd) which exhibit well-isolated, $n=2$ rare-earth spin ladders. We discuss the structure of the new compounds, with a particular focus on the magnetic Ln spin ladders. Nd$_2$Ti$_9$Sb$_{11}$ and Ce$_2$Ti$_9$Sb$_{11}$ exhibit antiferromagnetic interactions and a well-defined doublet ground state, whereas Pr$_2$Ti$_9$Sb$_{11}$ exhibits a weakly magnetic singlet ground state. Nd$_2$Ti$_9$Sb$_{11}$ is a poor metal with an electrical resistivity of 0.1m$\\Omega$-cm at 300K and weak temperature"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2508.05870","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/2508.05870/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":"2508.05870","created_at":"2026-07-05T11:50:44.716190+00:00"},{"alias_kind":"arxiv_version","alias_value":"2508.05870v1","created_at":"2026-07-05T11:50:44.716190+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2508.05870","created_at":"2026-07-05T11:50:44.716190+00:00"},{"alias_kind":"pith_short_12","alias_value":"C45KOPWBVRQQ","created_at":"2026-07-05T11:50:44.716190+00:00"},{"alias_kind":"pith_short_16","alias_value":"C45KOPWBVRQQPWOE","created_at":"2026-07-05T11:50:44.716190+00:00"},{"alias_kind":"pith_short_8","alias_value":"C45KOPWB","created_at":"2026-07-05T11:50:44.716190+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/C45KOPWBVRQQPWOEPBK4NVFIM4","json":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4.json","graph_json":"https://pith.science/api/pith-number/C45KOPWBVRQQPWOEPBK4NVFIM4/graph.json","events_json":"https://pith.science/api/pith-number/C45KOPWBVRQQPWOEPBK4NVFIM4/events.json","paper":"https://pith.science/paper/C45KOPWB"},"agent_actions":{"view_html":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4","download_json":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4.json","view_paper":"https://pith.science/paper/C45KOPWB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2508.05870&json=true","fetch_graph":"https://pith.science/api/pith-number/C45KOPWBVRQQPWOEPBK4NVFIM4/graph.json","fetch_events":"https://pith.science/api/pith-number/C45KOPWBVRQQPWOEPBK4NVFIM4/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4/action/timestamp_anchor","attest_storage":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4/action/storage_attestation","attest_author":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4/action/author_attestation","sign_citation":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4/action/citation_signature","submit_replication":"https://pith.science/pith/C45KOPWBVRQQPWOEPBK4NVFIM4/action/replication_record"}},"created_at":"2026-07-05T11:50:44.716190+00:00","updated_at":"2026-07-05T11:50:44.716190+00:00"}