{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2009:4UH4L6A2PN2VGXR4NZ7IGZS4X4","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":"7674fa478c7538a5d3e1bdfdfedfe7c297ef1365175c7b4067dbfaef45b77130","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-12-10T22:00:40Z","title_canon_sha256":"74dc8f405acb90368809bd78172aa58d918e24cd1ee8ee3b6555d9ec8e95ef9f"},"schema_version":"1.0","source":{"id":"0912.2092","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"0912.2092","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"arxiv_version","alias_value":"0912.2092v2","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.0912.2092","created_at":"2026-05-18T02:10:24Z"},{"alias_kind":"pith_short_12","alias_value":"4UH4L6A2PN2V","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_16","alias_value":"4UH4L6A2PN2VGXR4","created_at":"2026-05-18T12:25:58Z"},{"alias_kind":"pith_short_8","alias_value":"4UH4L6A2","created_at":"2026-05-18T12:25:58Z"}],"graph_snapshots":[{"event_id":"sha256:bcfdc09a1bacbef8fa827559538c17995b1c398d01fb926b8873f61da373f3ff","target":"graph","created_at":"2026-05-18T02:10:24Z","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":"Using dynamic cluster quantum Monte Carlo simulations, we study the superconducting behavior of a 1/8 doped two-dimensional Hubbard model with imposed uni-directional stripe-like charge density wave modulation. We find a significant increase of the pairing correlations and critical temperature relative to the homogeneous system when the modulation length-scale is sufficiently large. With a separable form of the irreducible particle-particle vertex, we show that optimized superconductivity is obtained for moderate modulation strength due to a delicate balance between the modulation enhanced pai","authors_text":"G. Alvarez, M. Summers, T.A. Maier, T.C. Schulthess","cross_cats":["cond-mat.str-el"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-12-10T22:00:40Z","title":"Dynamic cluster quantum Monte Carlo simulations of a two-dimensional Hubbard model with stripe-like charge density wave modulations: Interplay between inhomogeneity and superconductivity"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"0912.2092","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:bb17d83147a0d73c08ca818ddadd811f6ac26d0d4572bffa24b5ec25038c6a73","target":"record","created_at":"2026-05-18T02:10:24Z","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":"7674fa478c7538a5d3e1bdfdfedfe7c297ef1365175c7b4067dbfaef45b77130","cross_cats_sorted":["cond-mat.str-el"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.supr-con","submitted_at":"2009-12-10T22:00:40Z","title_canon_sha256":"74dc8f405acb90368809bd78172aa58d918e24cd1ee8ee3b6555d9ec8e95ef9f"},"schema_version":"1.0","source":{"id":"0912.2092","kind":"arxiv","version":2}},"canonical_sha256":"e50fc5f81a7b75535e3c6e7e83665cbf1e6c9c31311484ea694c493b36108ae8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e50fc5f81a7b75535e3c6e7e83665cbf1e6c9c31311484ea694c493b36108ae8","first_computed_at":"2026-05-18T02:10:24.680277Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:10:24.680277Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZLGVgewc20VcNOQmfUc5/cRMBFdoAUH8RkYSRld+EFXQF1mcaX4eLAT8/FlvPUCpBPWdjFo5MwBFeHJMrh20Cw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:10:24.680968Z","signed_message":"canonical_sha256_bytes"},"source_id":"0912.2092","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bb17d83147a0d73c08ca818ddadd811f6ac26d0d4572bffa24b5ec25038c6a73","sha256:bcfdc09a1bacbef8fa827559538c17995b1c398d01fb926b8873f61da373f3ff"],"state_sha256":"1bf5954f8e898aea8749641ca5acf2722c047b0943c604fa05e0bdc45afdd338"}