{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:RC76RWSYZINJKTEJMDLRVXTKSN","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"d999ccaf1cef09758a0b6ef5e1704d9e2a0f8834959a77a7cef39659582a87ea","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-10-13T20:27:55Z","title_canon_sha256":"25b589863994c871fc8c2e64d185ed6707cdc5c61b5c7dcfd30f2801af233566"},"schema_version":"1.0","source":{"id":"1410.3505","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1410.3505","created_at":"2026-05-18T02:27:05Z"},{"alias_kind":"arxiv_version","alias_value":"1410.3505v1","created_at":"2026-05-18T02:27:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1410.3505","created_at":"2026-05-18T02:27:05Z"},{"alias_kind":"pith_short_12","alias_value":"RC76RWSYZINJ","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_16","alias_value":"RC76RWSYZINJKTEJ","created_at":"2026-05-18T12:28:46Z"},{"alias_kind":"pith_short_8","alias_value":"RC76RWSY","created_at":"2026-05-18T12:28:46Z"}],"graph_snapshots":[{"event_id":"sha256:d5707d0cf1a62fe64565f818297961d0f8bbaf847d5946211b6cacf78fbd42f2","target":"graph","created_at":"2026-05-18T02:27:05Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The chromium dimer (Cr2) presents an outstanding challenge for many-body electronic structure methods. Its complicated nature of binding, with a formal sextuple bond and an unusual potential energy curve, is emblematic of the competing tendencies and delicate balance found in many strongly correlated materials. We present a near-exact calculation of the potential energy curve (PEC) and ground state properties of Cr2, using the auxiliary-field quantum Monte Carlo (AFQMC) method. Unconstrained, exact AFQMC calculations are first carried out for a medium-sized but realistic basis set. Elimination","authors_text":"Henry Krakauer, Shiwei Zhang, Wirawan Purwanto","cross_cats":["cond-mat.str-el","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-10-13T20:27:55Z","title":"An Auxiliary-Field Quantum Monte Carlo Study of the Chromium Dimer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1410.3505","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:984bbff77016d5526885d430888de9d28cfe4cd041f2ddbe5a885ad59307735f","target":"record","created_at":"2026-05-18T02:27:05Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"d999ccaf1cef09758a0b6ef5e1704d9e2a0f8834959a77a7cef39659582a87ea","cross_cats_sorted":["cond-mat.str-el","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.comp-ph","submitted_at":"2014-10-13T20:27:55Z","title_canon_sha256":"25b589863994c871fc8c2e64d185ed6707cdc5c61b5c7dcfd30f2801af233566"},"schema_version":"1.0","source":{"id":"1410.3505","kind":"arxiv","version":1}},"canonical_sha256":"88bfe8da58ca1a954c8960d71ade6a934aba945234b3a44613d4f22354dd2ac3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"88bfe8da58ca1a954c8960d71ade6a934aba945234b3a44613d4f22354dd2ac3","first_computed_at":"2026-05-18T02:27:05.189791Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:27:05.189791Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IvmWU7ihnlSMw5fNpVLf5dWNoiQnNNprAUQoKm4vXTkdMF/EhnpG6hHMSDvh4nBtgI31M+jIrHF/UnSUT8W5Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:27:05.190149Z","signed_message":"canonical_sha256_bytes"},"source_id":"1410.3505","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:984bbff77016d5526885d430888de9d28cfe4cd041f2ddbe5a885ad59307735f","sha256:d5707d0cf1a62fe64565f818297961d0f8bbaf847d5946211b6cacf78fbd42f2"],"state_sha256":"d475a30328beca4bfad569a98466da0ffb15ae31574ce4ca7db136d4fdc83615"}