{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:KW7OUII6YH5B3IDZVDM6MIUDBE","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":"284edaca4bd702f16732528a0092473aa1e9fc003e2abf08b73d441363022436","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-19T16:27:20Z","title_canon_sha256":"44d43e9aa82381ce69c1945bca7ee203122e11d31b3a7452201881e33c4440dd"},"schema_version":"1.0","source":{"id":"1810.08574","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.08574","created_at":"2026-05-18T00:02:47Z"},{"alias_kind":"arxiv_version","alias_value":"1810.08574v1","created_at":"2026-05-18T00:02:47Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.08574","created_at":"2026-05-18T00:02:47Z"},{"alias_kind":"pith_short_12","alias_value":"KW7OUII6YH5B","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_16","alias_value":"KW7OUII6YH5B3IDZ","created_at":"2026-05-18T12:32:33Z"},{"alias_kind":"pith_short_8","alias_value":"KW7OUII6","created_at":"2026-05-18T12:32:33Z"}],"graph_snapshots":[{"event_id":"sha256:c4dd34e8cb95050219782fcdf14f97b43e7472b7cdf97a934255235199fa2be0","target":"graph","created_at":"2026-05-18T00:02:47Z","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":"In this study we investigate the structural and chemical changes of monatomic CoO$_2$ chains grown self-organized on the Ir(100) surface [P. Ferstl et al., PRL 117, 2016, 046101] and on Pt(100) under reducing and oxidizing conditions. By a combination of quantitative low-energy electron diffraction, scanning tunnelling microscopy, and density functional theory we show that the cobalt oxide wires are completely reduced by H$_2$ at temperatures above 320 K and a 3x1 ordered Ir$_2$Co or Pt$_2$Co surface alloy is formed. Depending on temperature the surface alloy on Ir(100) is either hydrogen cove","authors_text":"F. Mittendorfer, J. Redinger, L. Hammer, M.A. Schneider, P. Ferstl","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-19T16:27:20Z","title":"Monatomic Co, CoO$_2$, and CoO$_3$ Nanowires on Ir(100) and Pt(100) surfaces: Formation, Structure, and Energetics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.08574","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:f93ca3b21b8a182d7af4839506c2184dffed3d347058e54cfbce243b2a4a60e8","target":"record","created_at":"2026-05-18T00:02:47Z","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":"284edaca4bd702f16732528a0092473aa1e9fc003e2abf08b73d441363022436","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-10-19T16:27:20Z","title_canon_sha256":"44d43e9aa82381ce69c1945bca7ee203122e11d31b3a7452201881e33c4440dd"},"schema_version":"1.0","source":{"id":"1810.08574","kind":"arxiv","version":1}},"canonical_sha256":"55beea211ec1fa1da079a8d9e62283090b55cb3934da2bed4d80de6198074e5f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"55beea211ec1fa1da079a8d9e62283090b55cb3934da2bed4d80de6198074e5f","first_computed_at":"2026-05-18T00:02:47.754025Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:47.754025Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"LZAxWKqqPcP4w4EMmaAtYehwTDrM8HFKrQ0UZNpYBV3nQaw3SYuzzNxtPmQw7WlBeoEDRE++D2JaLQtMWM/4CQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:47.754504Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.08574","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f93ca3b21b8a182d7af4839506c2184dffed3d347058e54cfbce243b2a4a60e8","sha256:c4dd34e8cb95050219782fcdf14f97b43e7472b7cdf97a934255235199fa2be0"],"state_sha256":"fb0be822e89d21583e5cace614778df182ba88b45c4d60be665efe586d3e536e"}