{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2003:M3VXEYOTNH6XMOQBYGKNODGCRC","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":"40e730c8e9f263216d4ac00d90b2d564d430202ab5a31e4e84404948f443b156","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2003-02-06T12:43:13Z","title_canon_sha256":"1ab7d567fa09f344e8e81d06d473803b0a64eabda8088dc13286fb3b85e4b343"},"schema_version":"1.0","source":{"id":"cond-mat/0302122","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"cond-mat/0302122","created_at":"2026-07-04T16:38:14Z"},{"alias_kind":"arxiv_version","alias_value":"cond-mat/0302122v1","created_at":"2026-07-04T16:38:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.cond-mat/0302122","created_at":"2026-07-04T16:38:14Z"},{"alias_kind":"pith_short_12","alias_value":"M3VXEYOTNH6X","created_at":"2026-07-04T16:38:14Z"},{"alias_kind":"pith_short_16","alias_value":"M3VXEYOTNH6XMOQB","created_at":"2026-07-04T16:38:14Z"},{"alias_kind":"pith_short_8","alias_value":"M3VXEYOT","created_at":"2026-07-04T16:38:14Z"}],"graph_snapshots":[{"event_id":"sha256:1f3b3f89824e5d5a4161969f3c35224a8e2b5dc4ebe644278808f794a1b2dc12","target":"graph","created_at":"2026-07-04T16:38:14Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/cond-mat/0302122/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"To help provide insight into the remarkable catalytic behavior of the oxygen/silver system for heterogeneous oxidation reactions, purely sub-surface oxygen, and structures involving both on-surface and sub-surface oxygen, as well as oxide-like structures at the Ag(111) surface have been studied for a wide range of coverages and adsorption sites using density-functional theory. Adsorption on the surface in fcc sites is energetically favorable for low coverages, while for higher coverage a thin surface-oxide structure is energetically favorable. This structure has been proposed to correspond to ","authors_text":"Catherine Stampfl, Matthias Scheffler, Wei-Xue Li","cross_cats":[],"headline":"","license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2003-02-06T12:43:13Z","title":"Sub-surface Oxygen and Surface Oxide Formation at Ag(111): A Density-functional Theory Investigation"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"cond-mat/0302122","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:a2f55f9c01101a056e67b2767f56ce06bfbad6358f60f0b4e840c371bf258c92","target":"record","created_at":"2026-07-04T16:38:14Z","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":"40e730c8e9f263216d4ac00d90b2d564d430202ab5a31e4e84404948f443b156","cross_cats_sorted":[],"license":"","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2003-02-06T12:43:13Z","title_canon_sha256":"1ab7d567fa09f344e8e81d06d473803b0a64eabda8088dc13286fb3b85e4b343"},"schema_version":"1.0","source":{"id":"cond-mat/0302122","kind":"arxiv","version":1}},"canonical_sha256":"66eb7261d369fd763a01c194d70cc288afeb96ca5d8b544e312b6ad0a68068e0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"66eb7261d369fd763a01c194d70cc288afeb96ca5d8b544e312b6ad0a68068e0","first_computed_at":"2026-07-04T16:38:14.518263Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T16:38:14.518263Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M39g2W9ymVuPT12NSXc+KMrqHfM72pQwSpXnSXw5ix6mxh217mz+ud6GIoFm1k4hILF85LCHYcK/k5t+U87zDw==","signature_status":"signed_v1","signed_at":"2026-07-04T16:38:14.518647Z","signed_message":"canonical_sha256_bytes"},"source_id":"cond-mat/0302122","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a2f55f9c01101a056e67b2767f56ce06bfbad6358f60f0b4e840c371bf258c92","sha256:1f3b3f89824e5d5a4161969f3c35224a8e2b5dc4ebe644278808f794a1b2dc12"],"state_sha256":"4a3017d737554605ddf826488ef5defa9c86f230ead171ac70c49e3b2a3a2d50"}