{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:CAS73UBNYLMXSK5BEV7KPVKB3D","short_pith_number":"pith:CAS73UBN","schema_version":"1.0","canonical_sha256":"1025fdd02dc2d9792ba1257ea7d541d8f7718498aa5d4477f29a9a5cf2b32e5e","source":{"kind":"arxiv","id":"1712.05034","version":1},"attestation_state":"computed","paper":{"title":"Deterministic construction of nodal surfaces within quantum Monte Carlo: the case of FeS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","cond-mat.str-el","physics.comp-ph"],"primary_cat":"physics.chem-ph","authors_text":"Anthony Scemama, Michel Caffarel, Pierre-Fran\\c{c}ois Loos, Yann Garniron","submitted_at":"2017-12-13T22:43:33Z","abstract_excerpt":"In diffusion Monte Carlo (DMC) methods, the nodes (or zeroes) of the trial wave function dictate the magnitude of the fixed-node (FN) error. Within standard DMC implementations, they emanate from short multideterminant expansions, \\textit{stochastically} optimized in the presence of a Jastrow factor. Here, following a recent proposal, we follow an alternative route by considering the nodes of selected configuration interaction (sCI) expansions built with the CIPSI (Configuration Interaction using a Perturbative Selection made Iteratively) algorithm. In contrast to standard implementations, the"},"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":"1712.05034","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.chem-ph","submitted_at":"2017-12-13T22:43:33Z","cross_cats_sorted":["cond-mat.other","cond-mat.str-el","physics.comp-ph"],"title_canon_sha256":"61e8f14b258805822ad6f4339b5c9a1c4b7183e7509c977552a5dfd874fb4fe1","abstract_canon_sha256":"e1d7c761f3f658bb6f1304ddfddd9871865c9e0047695f26e3f1d0f56edc0a25"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:40.674309Z","signature_b64":"bB9RGdKrNZTw4E9Xydcb99tXDStqrg6ZnuZmz8JV5qteok3xu2halUeQtwL4Zazil+GVGWZxZkjNvgH19uLeCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1025fdd02dc2d9792ba1257ea7d541d8f7718498aa5d4477f29a9a5cf2b32e5e","last_reissued_at":"2026-05-18T00:14:40.673794Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:40.673794Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Deterministic construction of nodal surfaces within quantum Monte Carlo: the case of FeS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.other","cond-mat.str-el","physics.comp-ph"],"primary_cat":"physics.chem-ph","authors_text":"Anthony Scemama, Michel Caffarel, Pierre-Fran\\c{c}ois Loos, Yann Garniron","submitted_at":"2017-12-13T22:43:33Z","abstract_excerpt":"In diffusion Monte Carlo (DMC) methods, the nodes (or zeroes) of the trial wave function dictate the magnitude of the fixed-node (FN) error. Within standard DMC implementations, they emanate from short multideterminant expansions, \\textit{stochastically} optimized in the presence of a Jastrow factor. Here, following a recent proposal, we follow an alternative route by considering the nodes of selected configuration interaction (sCI) expansions built with the CIPSI (Configuration Interaction using a Perturbative Selection made Iteratively) algorithm. In contrast to standard implementations, the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.05034","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":"1712.05034","created_at":"2026-05-18T00:14:40.673884+00:00"},{"alias_kind":"arxiv_version","alias_value":"1712.05034v1","created_at":"2026-05-18T00:14:40.673884+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.05034","created_at":"2026-05-18T00:14:40.673884+00:00"},{"alias_kind":"pith_short_12","alias_value":"CAS73UBNYLMX","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_16","alias_value":"CAS73UBNYLMXSK5B","created_at":"2026-05-18T12:31:10.602751+00:00"},{"alias_kind":"pith_short_8","alias_value":"CAS73UBN","created_at":"2026-05-18T12:31:10.602751+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/CAS73UBNYLMXSK5BEV7KPVKB3D","json":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D.json","graph_json":"https://pith.science/api/pith-number/CAS73UBNYLMXSK5BEV7KPVKB3D/graph.json","events_json":"https://pith.science/api/pith-number/CAS73UBNYLMXSK5BEV7KPVKB3D/events.json","paper":"https://pith.science/paper/CAS73UBN"},"agent_actions":{"view_html":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D","download_json":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D.json","view_paper":"https://pith.science/paper/CAS73UBN","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1712.05034&json=true","fetch_graph":"https://pith.science/api/pith-number/CAS73UBNYLMXSK5BEV7KPVKB3D/graph.json","fetch_events":"https://pith.science/api/pith-number/CAS73UBNYLMXSK5BEV7KPVKB3D/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D/action/timestamp_anchor","attest_storage":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D/action/storage_attestation","attest_author":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D/action/author_attestation","sign_citation":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D/action/citation_signature","submit_replication":"https://pith.science/pith/CAS73UBNYLMXSK5BEV7KPVKB3D/action/replication_record"}},"created_at":"2026-05-18T00:14:40.673884+00:00","updated_at":"2026-05-18T00:14:40.673884+00:00"}