{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2002:4EN7DSWSM4DYMTJ77SR52UGUI5","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"2a26c77142fe29380a6e1b3047d4dcd88f3ed011f2ddfdd1c8d5091d3afebd92","cross_cats_sorted":["cond-mat.dis-nn"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-09-19T09:38:19Z","title_canon_sha256":"f62543ecbdb304eb52e14d205b08a3730eae31149121a9d47b5f341ea96ea3cc"},"schema_version":"1.0","source":{"id":"cond-mat/0209458","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0209458","created_at":"2026-05-18T03:11:36Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0209458v1","created_at":"2026-05-18T03:11:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0209458","created_at":"2026-05-18T03:11:36Z"},{"alias_kind":"pith_short_12","alias_value":"4EN7DSWSM4DY","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_16","alias_value":"4EN7DSWSM4DYMTJ7","created_at":"2026-05-18T12:25:50Z"},{"alias_kind":"pith_short_8","alias_value":"4EN7DSWS","created_at":"2026-05-18T12:25:50Z"}],"graph_snapshots":[{"event_id":"sha256:e47d42cd8551230acb614ea49066aa6f8305c9c031e3d46a0bd42db5057692e4","target":"graph","created_at":"2026-05-18T03:11:36Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The effect on the electronic structure of an indirect Mn-Mn interaction mediated by the valence states and the sp-d hybridisation is presented. In Al(rich)-Mn phases related to quasicrystals (Al12Mn, o-Al6Mn, alpha-Al9Mn2Si), this indirect interaction creates a Hume-Rothery pseudogap in the density of states together with a minimisation of the band energy. It is shown that Mn-Mn interaction up to distances around 1.0-2.0 nm plays an essential role in stabilizing related quasicrystal structures.","authors_text":"D. Mayou, D. Nguyen-Manh, G. Trambly de Laissardi\\`ere","cross_cats":["cond-mat.dis-nn"],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-09-19T09:38:19Z","title":"Indirect Mn-Mn pair interaction induces pseudogap in density of states of Al(Si)-Mn approximants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0209458","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:65c4893b97358b0ff24045481483ef2fd38f8381e57f8cc9b181d1e8221a0b2b","target":"record","created_at":"2026-05-18T03:11:36Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"2a26c77142fe29380a6e1b3047d4dcd88f3ed011f2ddfdd1c8d5091d3afebd92","cross_cats_sorted":["cond-mat.dis-nn"],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2002-09-19T09:38:19Z","title_canon_sha256":"f62543ecbdb304eb52e14d205b08a3730eae31149121a9d47b5f341ea96ea3cc"},"schema_version":"1.0","source":{"id":"cond-mat/0209458","kind":"arxiv","version":1}},"canonical_sha256":"e11bf1cad26707864d3ffca3dd50d44746f6100111df4a84fa8e50e2d067d4c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e11bf1cad26707864d3ffca3dd50d44746f6100111df4a84fa8e50e2d067d4c8","first_computed_at":"2026-05-18T03:11:36.266257Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:11:36.266257Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h1hFXLQb/uruwmF6ElkMFDgYE8GpeEYUy40BNYtpNX0WbK4Q7mI5SQ073qBXKEcnVmGbcsF5oF5u9/mA3UWyBg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:11:36.266750Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0209458","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:65c4893b97358b0ff24045481483ef2fd38f8381e57f8cc9b181d1e8221a0b2b","sha256:e47d42cd8551230acb614ea49066aa6f8305c9c031e3d46a0bd42db5057692e4"],"state_sha256":"97e70ac69a2e026a8f30a0f01889174642f4d308a5f35c86b1cdf19960f6f926"}