{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2013:KV3DUHJSFMYNVDJFCGQZEA6V3H","short_pith_number":"pith:KV3DUHJS","schema_version":"1.0","canonical_sha256":"55763a1d322b30da8d2511a19203d5d9ea47b14bc61c409a8734696c71044db1","source":{"kind":"arxiv","id":"1305.1612","version":1},"attestation_state":"computed","paper":{"title":"Bulk Fermi surface and electronic properties of Cu$_{0.07}$Bi$_{2}$Se$_{3}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. F. Hebard, B. Uzakbaiuly, C. Martin, D. B. Tanner, H. Berger, K. H. Miller, S. Buvaev, V. Craciun","submitted_at":"2013-05-07T19:17:00Z","abstract_excerpt":"The electronic properties of Cu$_{0.07}$Bi$_{2}$Se$_{3}$ have been investigated using Shubnikov-de Haas and optical reflectance measurements. Quantum oscillations reveal a bulk, three-dimensional Fermi surface with anisotropy $k^{c}_{F}/k^{ab}_{F}\\approx$ 2 and a modest increase in free-carrier concentration and in scattering rate with respect to the undoped Bi$_{2}$Se$_{3}$, also confirmed by reflectivity data. The effective mass is almost identical to that of Bi$_{2}$Se$_{3}$. Optical conductivity reveals a strong enhancement of the bound impurity bands with Cu addition, suggesting that a si"},"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":"1305.1612","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2013-05-07T19:17:00Z","cross_cats_sorted":[],"title_canon_sha256":"d08883acbb7e3f9a807d1de99f4bdcc2fe74f14ef69ffbf3e217e62d0bc2cc90","abstract_canon_sha256":"f4f9962c309bf8a4ccc29bee8148e243242adc741ed946ef7606af4fb4e9e92c"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:50:05.065703Z","signature_b64":"ianTeamo7sN+gYH4rdthCfF/0GANqJt60U0I7Ku9NtCWQydIN0jbA2NQBU4S24a/PvGiXg5mFNZAQ2WwuSCFCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"55763a1d322b30da8d2511a19203d5d9ea47b14bc61c409a8734696c71044db1","last_reissued_at":"2026-05-18T01:50:05.065144Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:50:05.065144Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Bulk Fermi surface and electronic properties of Cu$_{0.07}$Bi$_{2}$Se$_{3}$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. F. Hebard, B. Uzakbaiuly, C. Martin, D. B. Tanner, H. Berger, K. H. Miller, S. Buvaev, V. Craciun","submitted_at":"2013-05-07T19:17:00Z","abstract_excerpt":"The electronic properties of Cu$_{0.07}$Bi$_{2}$Se$_{3}$ have been investigated using Shubnikov-de Haas and optical reflectance measurements. Quantum oscillations reveal a bulk, three-dimensional Fermi surface with anisotropy $k^{c}_{F}/k^{ab}_{F}\\approx$ 2 and a modest increase in free-carrier concentration and in scattering rate with respect to the undoped Bi$_{2}$Se$_{3}$, also confirmed by reflectivity data. The effective mass is almost identical to that of Bi$_{2}$Se$_{3}$. Optical conductivity reveals a strong enhancement of the bound impurity bands with Cu addition, suggesting that a si"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1305.1612","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":"1305.1612","created_at":"2026-05-18T01:50:05.065230+00:00"},{"alias_kind":"arxiv_version","alias_value":"1305.1612v1","created_at":"2026-05-18T01:50:05.065230+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1305.1612","created_at":"2026-05-18T01:50:05.065230+00:00"},{"alias_kind":"pith_short_12","alias_value":"KV3DUHJSFMYN","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_16","alias_value":"KV3DUHJSFMYNVDJF","created_at":"2026-05-18T12:27:51.066281+00:00"},{"alias_kind":"pith_short_8","alias_value":"KV3DUHJS","created_at":"2026-05-18T12:27:51.066281+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/KV3DUHJSFMYNVDJFCGQZEA6V3H","json":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H.json","graph_json":"https://pith.science/api/pith-number/KV3DUHJSFMYNVDJFCGQZEA6V3H/graph.json","events_json":"https://pith.science/api/pith-number/KV3DUHJSFMYNVDJFCGQZEA6V3H/events.json","paper":"https://pith.science/paper/KV3DUHJS"},"agent_actions":{"view_html":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H","download_json":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H.json","view_paper":"https://pith.science/paper/KV3DUHJS","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1305.1612&json=true","fetch_graph":"https://pith.science/api/pith-number/KV3DUHJSFMYNVDJFCGQZEA6V3H/graph.json","fetch_events":"https://pith.science/api/pith-number/KV3DUHJSFMYNVDJFCGQZEA6V3H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H/action/storage_attestation","attest_author":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H/action/author_attestation","sign_citation":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H/action/citation_signature","submit_replication":"https://pith.science/pith/KV3DUHJSFMYNVDJFCGQZEA6V3H/action/replication_record"}},"created_at":"2026-05-18T01:50:05.065230+00:00","updated_at":"2026-05-18T01:50:05.065230+00:00"}