{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2014:TEGITM5CLEQDM3CUGBCJUCHLIA","short_pith_number":"pith:TEGITM5C","canonical_record":{"source":{"id":"1402.4680","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-02-19T14:51:18Z","cross_cats_sorted":[],"title_canon_sha256":"ffd05628c5039bec98871a7cecca79b25d8826cf6634075dbe6454e11be542ab","abstract_canon_sha256":"36d8a44f7eca5b4ca4d76629930a79577bbdc648251997d42953e766ea73f274"},"schema_version":"1.0"},"canonical_sha256":"990c89b3a25920366c5430449a08eb4015a00696cb66b452f7b2b2f768b1fbea","source":{"kind":"arxiv","id":"1402.4680","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.4680","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"1402.4680v2","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.4680","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"TEGITM5CLEQD","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TEGITM5CLEQDM3CU","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TEGITM5C","created_at":"2026-05-18T12:28:49Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2014:TEGITM5CLEQDM3CUGBCJUCHLIA","target":"record","payload":{"canonical_record":{"source":{"id":"1402.4680","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-02-19T14:51:18Z","cross_cats_sorted":[],"title_canon_sha256":"ffd05628c5039bec98871a7cecca79b25d8826cf6634075dbe6454e11be542ab","abstract_canon_sha256":"36d8a44f7eca5b4ca4d76629930a79577bbdc648251997d42953e766ea73f274"},"schema_version":"1.0"},"canonical_sha256":"990c89b3a25920366c5430449a08eb4015a00696cb66b452f7b2b2f768b1fbea","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:42:08.071012Z","signature_b64":"R/MXeYG0/hsK9V6zjS8acchswsGPmkTo9IM6aZQ7P8thjeYomRhmsI6aPq3ys6xleqcsyhKjGrLdROKwfpzxAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"990c89b3a25920366c5430449a08eb4015a00696cb66b452f7b2b2f768b1fbea","last_reissued_at":"2026-05-18T02:42:08.069597Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:42:08.069597Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1402.4680","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"RMHeQXNZuDF6dIeI63mQ8yl/c5NTFZkzBA/9dGsbXstryTz1fskchtYM6nECz1RMin/pObZOs8aZoSaHMcCYAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:28:56.397403Z"},"content_sha256":"ca18e11f50f89a7cd0b50a606157ea6009e4f258d0afd3d72a8da1a9bcf7d154","schema_version":"1.0","event_id":"sha256:ca18e11f50f89a7cd0b50a606157ea6009e4f258d0afd3d72a8da1a9bcf7d154"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2014:TEGITM5CLEQDM3CUGBCJUCHLIA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The effect of electron correlation on the electronic structure and spin-lattice coupling of the high-T$_c$ cuprates: quantum Monte Carlo calculations","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Lucas K. Wagner, Peter Abbamonte","submitted_at":"2014-02-19T14:51:18Z","abstract_excerpt":"Electron correlation effects are particularly strong in the high temperature superconducting materials. Devising an accurate description of these materials has long been a challenge, with these strong correlation effects historically being considered impossible or impractical to simulate computationally. Using quantum Monte Carlo techniques, we have explicitly simulated electron correlations in several cuprate materials from first principles. These simulations accurately reproduce many important physical quantities about these materials, including the interaction-induced gap and the superexcha"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.4680","kind":"arxiv","version":2},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T02:42:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ehApceRMT+5xX4FJaNL1bH3O6oEWTfGfEI0HGYe5XeFBRUuvWITCzfrg33paWCUIM3Ds1MpOQhiNyc83y0PlDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T06:28:56.397755Z"},"content_sha256":"0bef7329e07c96b0d0b8e1b9f3955d16bc5a818f203bf9eb4f26d656d4d657f1","schema_version":"1.0","event_id":"sha256:0bef7329e07c96b0d0b8e1b9f3955d16bc5a818f203bf9eb4f26d656d4d657f1"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/bundle.json","state_url":"https://pith.science/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-03T06:28:56Z","links":{"resolver":"https://pith.science/pith/TEGITM5CLEQDM3CUGBCJUCHLIA","bundle":"https://pith.science/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/bundle.json","state":"https://pith.science/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TEGITM5CLEQDM3CUGBCJUCHLIA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2014:TEGITM5CLEQDM3CUGBCJUCHLIA","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":"36d8a44f7eca5b4ca4d76629930a79577bbdc648251997d42953e766ea73f274","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-02-19T14:51:18Z","title_canon_sha256":"ffd05628c5039bec98871a7cecca79b25d8826cf6634075dbe6454e11be542ab"},"schema_version":"1.0","source":{"id":"1402.4680","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1402.4680","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"arxiv_version","alias_value":"1402.4680v2","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1402.4680","created_at":"2026-05-18T02:42:08Z"},{"alias_kind":"pith_short_12","alias_value":"TEGITM5CLEQD","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_16","alias_value":"TEGITM5CLEQDM3CU","created_at":"2026-05-18T12:28:49Z"},{"alias_kind":"pith_short_8","alias_value":"TEGITM5C","created_at":"2026-05-18T12:28:49Z"}],"graph_snapshots":[{"event_id":"sha256:0bef7329e07c96b0d0b8e1b9f3955d16bc5a818f203bf9eb4f26d656d4d657f1","target":"graph","created_at":"2026-05-18T02:42:08Z","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":"Electron correlation effects are particularly strong in the high temperature superconducting materials. Devising an accurate description of these materials has long been a challenge, with these strong correlation effects historically being considered impossible or impractical to simulate computationally. Using quantum Monte Carlo techniques, we have explicitly simulated electron correlations in several cuprate materials from first principles. These simulations accurately reproduce many important physical quantities about these materials, including the interaction-induced gap and the superexcha","authors_text":"Lucas K. Wagner, Peter Abbamonte","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-02-19T14:51:18Z","title":"The effect of electron correlation on the electronic structure and spin-lattice coupling of the high-T$_c$ cuprates: quantum Monte Carlo calculations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1402.4680","kind":"arxiv","version":2},"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:ca18e11f50f89a7cd0b50a606157ea6009e4f258d0afd3d72a8da1a9bcf7d154","target":"record","created_at":"2026-05-18T02:42:08Z","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":"36d8a44f7eca5b4ca4d76629930a79577bbdc648251997d42953e766ea73f274","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2014-02-19T14:51:18Z","title_canon_sha256":"ffd05628c5039bec98871a7cecca79b25d8826cf6634075dbe6454e11be542ab"},"schema_version":"1.0","source":{"id":"1402.4680","kind":"arxiv","version":2}},"canonical_sha256":"990c89b3a25920366c5430449a08eb4015a00696cb66b452f7b2b2f768b1fbea","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"990c89b3a25920366c5430449a08eb4015a00696cb66b452f7b2b2f768b1fbea","first_computed_at":"2026-05-18T02:42:08.069597Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:42:08.069597Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"R/MXeYG0/hsK9V6zjS8acchswsGPmkTo9IM6aZQ7P8thjeYomRhmsI6aPq3ys6xleqcsyhKjGrLdROKwfpzxAg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:42:08.071012Z","signed_message":"canonical_sha256_bytes"},"source_id":"1402.4680","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ca18e11f50f89a7cd0b50a606157ea6009e4f258d0afd3d72a8da1a9bcf7d154","sha256:0bef7329e07c96b0d0b8e1b9f3955d16bc5a818f203bf9eb4f26d656d4d657f1"],"state_sha256":"fe17d6dbb129c8eaad8f9bc841798be3c428e62256334b7bde2812541984450b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rbOpxd9GsxfAMnZlZg4QqLwFqMl45Un6oaR0kZdVQZMP1+/TZY4/Oygzwmfk9qQgVPwRobX/b9VeJ079uRA7Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T06:28:56.399659Z","bundle_sha256":"5948ae80f814b9a7eec194aa43d13e9b978578487f5c31ae9349623d0faaef97"}}