{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:BB7GIY4EO3CGX2XGP7OM5TVRFH","short_pith_number":"pith:BB7GIY4E","schema_version":"1.0","canonical_sha256":"087e64638476c46beae67fdcceceb129f80ad92da3a05fd550f54dd2977c250f","source":{"kind":"arxiv","id":"1102.1056","version":1},"attestation_state":"computed","paper":{"title":"Creating and modulating electronic states on noble metal surfaces: ultrathin Ag islands on Si(111)-7$\\times$7 as a prototype","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Fang Cheng, Hailing Liang, Heng Li, Jianlong Li, Kai Wu, Qian Shen, Wei Ji, Xiong Zhou, Yang He","submitted_at":"2011-02-05T07:00:12Z","abstract_excerpt":"Various-thickness Ag islands were prepared on Si(111)-7$\\times$7 using the one-step deposition at a high substrate temperature. An electronic state centered at -0.40$\\sim$-0.15eV versus E$_{Fermi}$, detectable on the surface of the Ag islands thinner than 9 layers, was created by the electronic hybridization between Ag and Si at the Ag-Si interface. Scanning tunneling microscopy/spectroscopy and density functional theory revealed that the thickness of Ag islands determined the strength of the hybridization, leading to a modulation to the energy and intensity of the state on the surface."},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1102.1056","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2011-02-05T07:00:12Z","cross_cats_sorted":["cond-mat.mes-hall","physics.chem-ph"],"title_canon_sha256":"adbca165cbfdbd9fa9f0cafded179b5feb338a8662fa7f300c2029784605ac48","abstract_canon_sha256":"58bbc5634aa87944539072c39348acfee79bf3283912b66cbfa58e73ed10227d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:29:55.101634Z","signature_b64":"zb1HU3t/HLEbYcloH+LMEzoaoad9Z5iff4Tbu+EsrHJhwyC7LKuwEc7AkNMsSRXTAKoqfqHvYZrHxlcesqVsAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"087e64638476c46beae67fdcceceb129f80ad92da3a05fd550f54dd2977c250f","last_reissued_at":"2026-05-18T04:29:55.101172Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:29:55.101172Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Creating and modulating electronic states on noble metal surfaces: ultrathin Ag islands on Si(111)-7$\\times$7 as a prototype","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mes-hall","physics.chem-ph"],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Fang Cheng, Hailing Liang, Heng Li, Jianlong Li, Kai Wu, Qian Shen, Wei Ji, Xiong Zhou, Yang He","submitted_at":"2011-02-05T07:00:12Z","abstract_excerpt":"Various-thickness Ag islands were prepared on Si(111)-7$\\times$7 using the one-step deposition at a high substrate temperature. An electronic state centered at -0.40$\\sim$-0.15eV versus E$_{Fermi}$, detectable on the surface of the Ag islands thinner than 9 layers, was created by the electronic hybridization between Ag and Si at the Ag-Si interface. Scanning tunneling microscopy/spectroscopy and density functional theory revealed that the thickness of Ag islands determined the strength of the hybridization, leading to a modulation to the energy and intensity of the state on the surface."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.1056","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":""},"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":"1102.1056","created_at":"2026-05-18T04:29:55.101242+00:00"},{"alias_kind":"arxiv_version","alias_value":"1102.1056v1","created_at":"2026-05-18T04:29:55.101242+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.1056","created_at":"2026-05-18T04:29:55.101242+00:00"},{"alias_kind":"pith_short_12","alias_value":"BB7GIY4EO3CG","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_16","alias_value":"BB7GIY4EO3CGX2XG","created_at":"2026-05-18T12:26:24.575870+00:00"},{"alias_kind":"pith_short_8","alias_value":"BB7GIY4E","created_at":"2026-05-18T12:26:24.575870+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/BB7GIY4EO3CGX2XGP7OM5TVRFH","json":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH.json","graph_json":"https://pith.science/api/pith-number/BB7GIY4EO3CGX2XGP7OM5TVRFH/graph.json","events_json":"https://pith.science/api/pith-number/BB7GIY4EO3CGX2XGP7OM5TVRFH/events.json","paper":"https://pith.science/paper/BB7GIY4E"},"agent_actions":{"view_html":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH","download_json":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH.json","view_paper":"https://pith.science/paper/BB7GIY4E","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1102.1056&json=true","fetch_graph":"https://pith.science/api/pith-number/BB7GIY4EO3CGX2XGP7OM5TVRFH/graph.json","fetch_events":"https://pith.science/api/pith-number/BB7GIY4EO3CGX2XGP7OM5TVRFH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH/action/storage_attestation","attest_author":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH/action/author_attestation","sign_citation":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH/action/citation_signature","submit_replication":"https://pith.science/pith/BB7GIY4EO3CGX2XGP7OM5TVRFH/action/replication_record"}},"created_at":"2026-05-18T04:29:55.101242+00:00","updated_at":"2026-05-18T04:29:55.101242+00:00"}