{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:FOPYZYVT6WPEVTPOLB6SR2CZKP","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":"47ca84bf325dd90bdd7ac8e25e396f8e10a9b4c5432cff67e6de8cd047c4635c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-09-26T14:53:17Z","title_canon_sha256":"71f36c98207b3ad8b12cc059e2a8f88d08d7bf93d093943df93d40afd9fd36be"},"schema_version":"1.0","source":{"id":"1909.12168","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1909.12168","created_at":"2026-07-05T01:17:24Z"},{"alias_kind":"arxiv_version","alias_value":"1909.12168v2","created_at":"2026-07-05T01:17:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1909.12168","created_at":"2026-07-05T01:17:24Z"},{"alias_kind":"pith_short_12","alias_value":"FOPYZYVT6WPE","created_at":"2026-07-05T01:17:24Z"},{"alias_kind":"pith_short_16","alias_value":"FOPYZYVT6WPEVTPO","created_at":"2026-07-05T01:17:24Z"},{"alias_kind":"pith_short_8","alias_value":"FOPYZYVT","created_at":"2026-07-05T01:17:24Z"}],"graph_snapshots":[{"event_id":"sha256:aa11eefdab30fa4c0013c68e32707ee0a28189aa8b2a353dd67ef1e5e09d6608","target":"graph","created_at":"2026-07-05T01:17:24Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1909.12168/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We investigate the $T=0$ phase diagram of a variant of the one-dimensional extended Hubbard model where particles interact via a finite-range soft-shoulder potential. Using Density Matrix Renormalization Group (DMRG) simulations, we evidence the appearance of Cluster Luttinger Liquid (CLL) phases, similarly to what first predicted in a hard-core bosonic chain [M. Mattioli, M. Dalmonte, W. Lechner, and G. Pupillo, Phys. Rev. Lett. 111, 165302]. As the interaction strength parameters change, we find different types of clusters, that encode the order of the ground state in a semi-classical approx","authors_text":"Elisa Ercolessi, Guido Pupillo, Pascal Simon, Roberta Citro, Thomas Botzung","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-09-26T14:53:17Z","title":"One-dimensional extended Hubbard model with soft-core potential"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1909.12168","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":"sha256:86d5d3d20d4d54fd58c586d0a6ad0538e20043e873d5347d57063e6fa453b986","target":"record","created_at":"2026-07-05T01:17:24Z","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":"47ca84bf325dd90bdd7ac8e25e396f8e10a9b4c5432cff67e6de8cd047c4635c","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2019-09-26T14:53:17Z","title_canon_sha256":"71f36c98207b3ad8b12cc059e2a8f88d08d7bf93d093943df93d40afd9fd36be"},"schema_version":"1.0","source":{"id":"1909.12168","kind":"arxiv","version":2}},"canonical_sha256":"2b9f8ce2b3f59e4acdee587d28e85953ee382ee79a42859b905e346ab12741a2","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2b9f8ce2b3f59e4acdee587d28e85953ee382ee79a42859b905e346ab12741a2","first_computed_at":"2026-07-05T01:17:24.875902Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:17:24.875902Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"b247pSDAwQ0/lya+yAJU07tmuJ8NTC/67Mn8wpWczpaL+V+6Sn1K/JzP93t7lFc7PQE5Gruzjqe7ipXffh7zBg==","signature_status":"signed_v1","signed_at":"2026-07-05T01:17:24.876385Z","signed_message":"canonical_sha256_bytes"},"source_id":"1909.12168","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:86d5d3d20d4d54fd58c586d0a6ad0538e20043e873d5347d57063e6fa453b986","sha256:aa11eefdab30fa4c0013c68e32707ee0a28189aa8b2a353dd67ef1e5e09d6608"],"state_sha256":"7ff369b93f3209b899ff8f4dc5c530e0346ad44365742a566c9607ae653c3190"}