{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:DMN5LP5HI3XYQ4WS72J6IFTXBC","short_pith_number":"pith:DMN5LP5H","schema_version":"1.0","canonical_sha256":"1b1bd5bfa746ef8872d2fe93e41677088ef08b2c15e4f17b122c5b0bc8c0b117","source":{"kind":"arxiv","id":"2303.09851","version":4},"attestation_state":"computed","paper":{"title":"Calculation of the energies of the multideterminant states of the nitrogen vacancy center in diamond with quantum Monte Carlo","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.comp-ph","authors_text":"Ilja Makkonen, Kristoffer Simula","submitted_at":"2023-03-17T09:14:13Z","abstract_excerpt":"Certain point defects in solids can efficiently be used as qubits for applications in quantum technology. They have spin states that are initializable, readable, robust, and can be manipulated optically. New theoretical methods are needed to find the best host materials and defect configurations. Most methods proposed so far rely either on cluster models or restrict the many-body treatment of the defects to a subspace of single-particle orbitals. We explore best practices and theory for the use of quantum Monte Carlo to predict the excitation spectra for spin defects, by using the negatively c"},"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":"2303.09851","kind":"arxiv","version":4},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.comp-ph","submitted_at":"2023-03-17T09:14:13Z","cross_cats_sorted":[],"title_canon_sha256":"cf4a2e176d9dcd3b43d677d80a1dce93ecb62689b1035b473d4af3d2ebb8efa7","abstract_canon_sha256":"75dfa069442d60ca29650f6b4fa66be6951ba69b748ba29719a59ff97846b314"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:52:03.002198Z","signature_b64":"ccaXGFa85EFklCnuCY73IWJYEMNAVJ1wKk18Cz6Hufbi9JnosEppyeB89m5Ae9VpLVytVxb8Z137ViSq3gvaBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1b1bd5bfa746ef8872d2fe93e41677088ef08b2c15e4f17b122c5b0bc8c0b117","last_reissued_at":"2026-07-05T06:52:03.001755Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:52:03.001755Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Calculation of the energies of the multideterminant states of the nitrogen vacancy center in diamond with quantum Monte Carlo","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.comp-ph","authors_text":"Ilja Makkonen, Kristoffer Simula","submitted_at":"2023-03-17T09:14:13Z","abstract_excerpt":"Certain point defects in solids can efficiently be used as qubits for applications in quantum technology. They have spin states that are initializable, readable, robust, and can be manipulated optically. New theoretical methods are needed to find the best host materials and defect configurations. Most methods proposed so far rely either on cluster models or restrict the many-body treatment of the defects to a subspace of single-particle orbitals. We explore best practices and theory for the use of quantum Monte Carlo to predict the excitation spectra for spin defects, by using the negatively c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2303.09851","kind":"arxiv","version":4},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2303.09851/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2303.09851","created_at":"2026-07-05T06:52:03.001808+00:00"},{"alias_kind":"arxiv_version","alias_value":"2303.09851v4","created_at":"2026-07-05T06:52:03.001808+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2303.09851","created_at":"2026-07-05T06:52:03.001808+00:00"},{"alias_kind":"pith_short_12","alias_value":"DMN5LP5HI3XY","created_at":"2026-07-05T06:52:03.001808+00:00"},{"alias_kind":"pith_short_16","alias_value":"DMN5LP5HI3XYQ4WS","created_at":"2026-07-05T06:52:03.001808+00:00"},{"alias_kind":"pith_short_8","alias_value":"DMN5LP5H","created_at":"2026-07-05T06:52:03.001808+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/DMN5LP5HI3XYQ4WS72J6IFTXBC","json":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC.json","graph_json":"https://pith.science/api/pith-number/DMN5LP5HI3XYQ4WS72J6IFTXBC/graph.json","events_json":"https://pith.science/api/pith-number/DMN5LP5HI3XYQ4WS72J6IFTXBC/events.json","paper":"https://pith.science/paper/DMN5LP5H"},"agent_actions":{"view_html":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC","download_json":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC.json","view_paper":"https://pith.science/paper/DMN5LP5H","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2303.09851&json=true","fetch_graph":"https://pith.science/api/pith-number/DMN5LP5HI3XYQ4WS72J6IFTXBC/graph.json","fetch_events":"https://pith.science/api/pith-number/DMN5LP5HI3XYQ4WS72J6IFTXBC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC/action/storage_attestation","attest_author":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC/action/author_attestation","sign_citation":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC/action/citation_signature","submit_replication":"https://pith.science/pith/DMN5LP5HI3XYQ4WS72J6IFTXBC/action/replication_record"}},"created_at":"2026-07-05T06:52:03.001808+00:00","updated_at":"2026-07-05T06:52:03.001808+00:00"}