{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2009:6COSCPU42T5HPEFYZ5FZACGU4V","short_pith_number":"pith:6COSCPU4","schema_version":"1.0","canonical_sha256":"f09d213e9cd4fa7790b8cf4b9008d4e575fee4c19647a6ba1f8e528de456b4aa","source":{"kind":"arxiv","id":"0910.2822","version":1},"attestation_state":"computed","paper":{"title":"Electronic structure near an impurity and terrace on the surface of a 3-dimensional topological insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Da Wang, Fu-Chun Zhang, Qiang-Hua Wang","submitted_at":"2009-10-15T10:04:07Z","abstract_excerpt":"Motivated by recent scanning tunneling microscopy experiments on surfaces of Bi$_{1-x}$Sb$_{x'}$\\cite{yazdanistm,gomesstm} and Bi$_2$Te$_3$,\\cite{kaptunikstm,xuestm} we theoretically study the electronic structure of a 3-dimensional (3D) topological insulator in the presence of a local impurity or a domain wall on its surface using a 3D lattice model. While the local density of states (LDOS) oscillates significantly in space at energies above the bulk gap, the oscillation due to the in-gap surface Dirac fermions are very weak. The extracted modulation wave number as a function of energy satisf"},"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":"0910.2822","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2009-10-15T10:04:07Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"1732c08ea8e5f091acb19d3e60446de16fafbedb30097863f22877b76a322706","abstract_canon_sha256":"6f0b89565b3f323912a224ca3b58a09a63b18272c12c1df9af6eac68ef2cb654"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:11:23.421007Z","signature_b64":"JJrdybgKl1fzSTFkAFrL3DPlz6AsuAFuY0GGz7ycEB+FlQmy868gxMsTPP5CXdK8IkOL/x9bLTHZWq+gUI3CAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f09d213e9cd4fa7790b8cf4b9008d4e575fee4c19647a6ba1f8e528de456b4aa","last_reissued_at":"2026-05-18T02:11:23.420377Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:11:23.420377Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Electronic structure near an impurity and terrace on the surface of a 3-dimensional topological insulator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"Da Wang, Fu-Chun Zhang, Qiang-Hua Wang","submitted_at":"2009-10-15T10:04:07Z","abstract_excerpt":"Motivated by recent scanning tunneling microscopy experiments on surfaces of Bi$_{1-x}$Sb$_{x'}$\\cite{yazdanistm,gomesstm} and Bi$_2$Te$_3$,\\cite{kaptunikstm,xuestm} we theoretically study the electronic structure of a 3-dimensional (3D) topological insulator in the presence of a local impurity or a domain wall on its surface using a 3D lattice model. While the local density of states (LDOS) oscillates significantly in space at energies above the bulk gap, the oscillation due to the in-gap surface Dirac fermions are very weak. The extracted modulation wave number as a function of energy satisf"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0910.2822","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":"0910.2822","created_at":"2026-05-18T02:11:23.420472+00:00"},{"alias_kind":"arxiv_version","alias_value":"0910.2822v1","created_at":"2026-05-18T02:11:23.420472+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0910.2822","created_at":"2026-05-18T02:11:23.420472+00:00"},{"alias_kind":"pith_short_12","alias_value":"6COSCPU42T5H","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_16","alias_value":"6COSCPU42T5HPEFY","created_at":"2026-05-18T12:25:58.837520+00:00"},{"alias_kind":"pith_short_8","alias_value":"6COSCPU4","created_at":"2026-05-18T12:25:58.837520+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/6COSCPU42T5HPEFYZ5FZACGU4V","json":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V.json","graph_json":"https://pith.science/api/pith-number/6COSCPU42T5HPEFYZ5FZACGU4V/graph.json","events_json":"https://pith.science/api/pith-number/6COSCPU42T5HPEFYZ5FZACGU4V/events.json","paper":"https://pith.science/paper/6COSCPU4"},"agent_actions":{"view_html":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V","download_json":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V.json","view_paper":"https://pith.science/paper/6COSCPU4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=0910.2822&json=true","fetch_graph":"https://pith.science/api/pith-number/6COSCPU42T5HPEFYZ5FZACGU4V/graph.json","fetch_events":"https://pith.science/api/pith-number/6COSCPU42T5HPEFYZ5FZACGU4V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V/action/storage_attestation","attest_author":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V/action/author_attestation","sign_citation":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V/action/citation_signature","submit_replication":"https://pith.science/pith/6COSCPU42T5HPEFYZ5FZACGU4V/action/replication_record"}},"created_at":"2026-05-18T02:11:23.420472+00:00","updated_at":"2026-05-18T02:11:23.420472+00:00"}