{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:E5ZFLQA6GXIRRIGOSVSFRYEZAM","short_pith_number":"pith:E5ZFLQA6","schema_version":"1.0","canonical_sha256":"277255c01e35d118a0ce956458e099032ba74732bdfec531fa13d21195f1bed7","source":{"kind":"arxiv","id":"1604.01228","version":2},"attestation_state":"computed","paper":{"title":"Ising tricriticality in the extended Hubbard model with bond dimerization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Fabian H. L. Essler, Florian Lange, Holger Fehske, Satoshi Ejima","submitted_at":"2016-04-05T12:02:08Z","abstract_excerpt":"We explore the quantum phase transition between Peierls and charge-density-wave insulating states in the one-dimensional, half-filled, extended Hubbard model with explicit bond dimerization. We show that the critical line of the continuous Ising transition terminates at a tricritical point, belonging to the universality class of the tricritical Ising model with central charge $c=7/10$. Above this point, the quantum phase transition becomes first order. Employing a numerical matrix-product-state based (infinite) density-matrix renormalization group method we determine the ground-state phase dia"},"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":"1604.01228","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-04-05T12:02:08Z","cross_cats_sorted":[],"title_canon_sha256":"248ef4c644f0109e5ffdf41525f26d50a673b62d5334b6b904a6415f6d8dd5ef","abstract_canon_sha256":"1b295b2bb7d34562440dd0c42d7fb2572bbc6e6aa91bc589df1039bad301464d"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:12:34.295337Z","signature_b64":"uaJsMu2xDc312R2xj0yGNt/826IYQT49YGXh4mT/6cDkjjAJy61mKyuSHIQaCY7xyQSMlTdJUbz9ErVnWc4gBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"277255c01e35d118a0ce956458e099032ba74732bdfec531fa13d21195f1bed7","last_reissued_at":"2026-05-18T01:12:34.294867Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:12:34.294867Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ising tricriticality in the extended Hubbard model with bond dimerization","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"Fabian H. L. Essler, Florian Lange, Holger Fehske, Satoshi Ejima","submitted_at":"2016-04-05T12:02:08Z","abstract_excerpt":"We explore the quantum phase transition between Peierls and charge-density-wave insulating states in the one-dimensional, half-filled, extended Hubbard model with explicit bond dimerization. We show that the critical line of the continuous Ising transition terminates at a tricritical point, belonging to the universality class of the tricritical Ising model with central charge $c=7/10$. Above this point, the quantum phase transition becomes first order. Employing a numerical matrix-product-state based (infinite) density-matrix renormalization group method we determine the ground-state phase dia"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1604.01228","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1604.01228","created_at":"2026-05-18T01:12:34.294952+00:00"},{"alias_kind":"arxiv_version","alias_value":"1604.01228v2","created_at":"2026-05-18T01:12:34.294952+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1604.01228","created_at":"2026-05-18T01:12:34.294952+00:00"},{"alias_kind":"pith_short_12","alias_value":"E5ZFLQA6GXIR","created_at":"2026-05-18T12:30:12.583610+00:00"},{"alias_kind":"pith_short_16","alias_value":"E5ZFLQA6GXIRRIGO","created_at":"2026-05-18T12:30:12.583610+00:00"},{"alias_kind":"pith_short_8","alias_value":"E5ZFLQA6","created_at":"2026-05-18T12:30:12.583610+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/E5ZFLQA6GXIRRIGOSVSFRYEZAM","json":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM.json","graph_json":"https://pith.science/api/pith-number/E5ZFLQA6GXIRRIGOSVSFRYEZAM/graph.json","events_json":"https://pith.science/api/pith-number/E5ZFLQA6GXIRRIGOSVSFRYEZAM/events.json","paper":"https://pith.science/paper/E5ZFLQA6"},"agent_actions":{"view_html":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM","download_json":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM.json","view_paper":"https://pith.science/paper/E5ZFLQA6","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1604.01228&json=true","fetch_graph":"https://pith.science/api/pith-number/E5ZFLQA6GXIRRIGOSVSFRYEZAM/graph.json","fetch_events":"https://pith.science/api/pith-number/E5ZFLQA6GXIRRIGOSVSFRYEZAM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM/action/storage_attestation","attest_author":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM/action/author_attestation","sign_citation":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM/action/citation_signature","submit_replication":"https://pith.science/pith/E5ZFLQA6GXIRRIGOSVSFRYEZAM/action/replication_record"}},"created_at":"2026-05-18T01:12:34.294952+00:00","updated_at":"2026-05-18T01:12:34.294952+00:00"}