{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2002:YX5O5CN5S75FU4U3QD6LO3WAOS","short_pith_number":"pith:YX5O5CN5","schema_version":"1.0","canonical_sha256":"c5faee89bd97fa5a729b80fcb76ec07498e5ac4795a10a6135d7ffc7d0453e23","source":{"kind":"arxiv","id":"cond-mat/0209327","version":1},"attestation_state":"computed","paper":{"title":"Violation of the Minimum H-H Separation \"Rule\" for Metal Hydrides","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Kjekshus, H. Fjellvaag, P. Ravindran, P. Vajeeston, R. Vidya","submitted_at":"2002-09-13T17:38:31Z","abstract_excerpt":"Using gradient-corrected, all-electron, full-potential, density-functional calculations, including structural relaxations, it is found that the metal hydrides $RT$InH$_{1.333}$ (R = La, Ce, Pr, or Nd; T = Ni, Pd, or Pt) possess unusually short H-H separations. The most extreme value (1.454 {\\AA}) ever obtained for metal hydrides occurs for LaPtInH$_{1.333}$. This finding violates the empirical rule for metal hydrides, which states that the minimum H-H separation is 2 {\\AA}. Electronic structure, charge density, charge transfer, and electron localization function analyses on $RT$InH$_{1.333}$ s"},"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":"cond-mat/0209327","kind":"arxiv","version":1},"metadata":{"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-09-13T17:38:31Z","cross_cats_sorted":[],"title_canon_sha256":"606e9c8fbfdce4395a0a3914efb0dd567ce0b1a3aa6c7d596f9365c2ff2e8558","abstract_canon_sha256":"b650e493b042fa0f14ed0ae01aa87994ccac6d7ccf7951596a62323d33d27090"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T16:32:56.477460Z","signature_b64":"VmwOtHO/bFK6mc0iWl81cS+1lnBDbFL72pfFJ2Ydr71DHBhMLRtvtWRfqwMhayWNZKDRi4m5XfB0AzvEayXtCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c5faee89bd97fa5a729b80fcb76ec07498e5ac4795a10a6135d7ffc7d0453e23","last_reissued_at":"2026-07-04T16:32:56.477090Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T16:32:56.477090Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Violation of the Minimum H-H Separation \"Rule\" for Metal Hydrides","license":"","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Kjekshus, H. Fjellvaag, P. Ravindran, P. Vajeeston, R. Vidya","submitted_at":"2002-09-13T17:38:31Z","abstract_excerpt":"Using gradient-corrected, all-electron, full-potential, density-functional calculations, including structural relaxations, it is found that the metal hydrides $RT$InH$_{1.333}$ (R = La, Ce, Pr, or Nd; T = Ni, Pd, or Pt) possess unusually short H-H separations. The most extreme value (1.454 {\\AA}) ever obtained for metal hydrides occurs for LaPtInH$_{1.333}$. This finding violates the empirical rule for metal hydrides, which states that the minimum H-H separation is 2 {\\AA}. Electronic structure, charge density, charge transfer, and electron localization function analyses on $RT$InH$_{1.333}$ s"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0209327","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/cond-mat/0209327/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":"cond-mat/0209327","created_at":"2026-07-04T16:32:56.477153+00:00"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0209327v1","created_at":"2026-07-04T16:32:56.477153+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0209327","created_at":"2026-07-04T16:32:56.477153+00:00"},{"alias_kind":"pith_short_12","alias_value":"YX5O5CN5S75F","created_at":"2026-07-04T16:32:56.477153+00:00"},{"alias_kind":"pith_short_16","alias_value":"YX5O5CN5S75FU4U3","created_at":"2026-07-04T16:32:56.477153+00:00"},{"alias_kind":"pith_short_8","alias_value":"YX5O5CN5","created_at":"2026-07-04T16:32:56.477153+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/YX5O5CN5S75FU4U3QD6LO3WAOS","json":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS.json","graph_json":"https://pith.science/api/pith-number/YX5O5CN5S75FU4U3QD6LO3WAOS/graph.json","events_json":"https://pith.science/api/pith-number/YX5O5CN5S75FU4U3QD6LO3WAOS/events.json","paper":"https://pith.science/paper/YX5O5CN5"},"agent_actions":{"view_html":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS","download_json":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS.json","view_paper":"https://pith.science/paper/YX5O5CN5","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=cond-mat/0209327&json=true","fetch_graph":"https://pith.science/api/pith-number/YX5O5CN5S75FU4U3QD6LO3WAOS/graph.json","fetch_events":"https://pith.science/api/pith-number/YX5O5CN5S75FU4U3QD6LO3WAOS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS/action/storage_attestation","attest_author":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS/action/author_attestation","sign_citation":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS/action/citation_signature","submit_replication":"https://pith.science/pith/YX5O5CN5S75FU4U3QD6LO3WAOS/action/replication_record"}},"created_at":"2026-07-04T16:32:56.477153+00:00","updated_at":"2026-07-04T16:32:56.477153+00:00"}