{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:MT567IC4GDJ5JB3LNDLMUT7AYH","short_pith_number":"pith:MT567IC4","schema_version":"1.0","canonical_sha256":"64fbefa05c30d3d4876b68d6ca4fe0c1fe598355e68c2cd0935bc9eed3ac5f35","source":{"kind":"arxiv","id":"1712.08491","version":1},"attestation_state":"computed","paper":{"title":"Imaging atomic vacancies in commercially available black phosphorus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"B. St. Laurent, C. A. Ayotte, C. A. Caputo, C. Flynn, J. V. Riffle, S. M. Hollen","submitted_at":"2017-12-22T15:07:54Z","abstract_excerpt":"Black phosphorus (BP) is receiving significant attention because of its direct 0.4-1.5 eV layer-dependent band gap and high mobility. Because BP devices rely on exfoliation from bulk crystals, there is a need to understand native impurities and defects in the source material. In particular, samples are typically p-doped, but the source of the doping is not well understood. Here, we use scanning tunneling microscopy and spectroscopy to compare atomic defects of BP samples from two commercial sources. Even though the sources produced crystals with an order of magnitude difference in impurity ato"},"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":"1712.08491","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2017-12-22T15:07:54Z","cross_cats_sorted":["physics.app-ph"],"title_canon_sha256":"38ea3c38f9f520ffb323ec20304a7fe566ca3bc7bbd7d3274f7c0d9a5bd5060d","abstract_canon_sha256":"5e0de1ceaa96bc0ae8da18c6f58409a514379c684f6ea1da68ec903689f3730d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:06:11.963143Z","signature_b64":"JZdvn9acrPo1T6t2Jp4A/ww6JwH2jyFm2PJEzcOTkG053H6stfAfX+2N/6nETO76E+qhx5H3cFnlWPKRuk4ZAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"64fbefa05c30d3d4876b68d6ca4fe0c1fe598355e68c2cd0935bc9eed3ac5f35","last_reissued_at":"2026-05-18T00:06:11.962557Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:06:11.962557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Imaging atomic vacancies in commercially available black phosphorus","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.app-ph"],"primary_cat":"cond-mat.mes-hall","authors_text":"B. St. Laurent, C. A. Ayotte, C. A. Caputo, C. Flynn, J. V. Riffle, S. M. Hollen","submitted_at":"2017-12-22T15:07:54Z","abstract_excerpt":"Black phosphorus (BP) is receiving significant attention because of its direct 0.4-1.5 eV layer-dependent band gap and high mobility. Because BP devices rely on exfoliation from bulk crystals, there is a need to understand native impurities and defects in the source material. In particular, samples are typically p-doped, but the source of the doping is not well understood. Here, we use scanning tunneling microscopy and spectroscopy to compare atomic defects of BP samples from two commercial sources. Even though the sources produced crystals with an order of magnitude difference in impurity ato"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.08491","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":"1712.08491","created_at":"2026-05-18T00:06:11.962657+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.08491v1","created_at":"2026-05-18T00:06:11.962657+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.08491","created_at":"2026-05-18T00:06:11.962657+00:00"},{"alias_kind":"pith_short_12","alias_value":"MT567IC4GDJ5","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_16","alias_value":"MT567IC4GDJ5JB3L","created_at":"2026-05-18T12:31:31.346846+00:00"},{"alias_kind":"pith_short_8","alias_value":"MT567IC4","created_at":"2026-05-18T12:31:31.346846+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/MT567IC4GDJ5JB3LNDLMUT7AYH","json":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH.json","graph_json":"https://pith.science/api/pith-number/MT567IC4GDJ5JB3LNDLMUT7AYH/graph.json","events_json":"https://pith.science/api/pith-number/MT567IC4GDJ5JB3LNDLMUT7AYH/events.json","paper":"https://pith.science/paper/MT567IC4"},"agent_actions":{"view_html":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH","download_json":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH.json","view_paper":"https://pith.science/paper/MT567IC4","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.08491&json=true","fetch_graph":"https://pith.science/api/pith-number/MT567IC4GDJ5JB3LNDLMUT7AYH/graph.json","fetch_events":"https://pith.science/api/pith-number/MT567IC4GDJ5JB3LNDLMUT7AYH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH/action/storage_attestation","attest_author":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH/action/author_attestation","sign_citation":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH/action/citation_signature","submit_replication":"https://pith.science/pith/MT567IC4GDJ5JB3LNDLMUT7AYH/action/replication_record"}},"created_at":"2026-05-18T00:06:11.962657+00:00","updated_at":"2026-05-18T00:06:11.962657+00:00"}