{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2015:KMBHFVDMBVUH3IZEUBJBIBZXVM","short_pith_number":"pith:KMBHFVDM","schema_version":"1.0","canonical_sha256":"530272d46c0d687da324a052140737ab37291943bc3c06fda7bec65109cdc975","source":{"kind":"arxiv","id":"1503.05345","version":2},"attestation_state":"computed","paper":{"title":"The iPEPS algorithm, improved: fast full update and gauge fixing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-lat","quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Hoang D. Tuan, Ho N. Phien, Johann A. Bengua, Philippe Corboz, Roman Orus","submitted_at":"2015-03-18T11:20:40Z","abstract_excerpt":"The infinite Projected Entangled Pair States (iPEPS) algorithm [J. Jordan et al, PRL 101, 250602 (2008)] has become a useful tool in the calculation of ground state properties of 2d quantum lattice systems in the thermodynamic limit. Despite its many successful implementations, the method has some limitations in its present formulation which hinder its application to some highly-entangled systems. The purpose of this paper is to unravel some of these issues, in turn enhancing the stability and efficiency of iPEPS methods. For this, we first introduce the fast full update scheme, where effectiv"},"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":"1503.05345","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2015-03-18T11:20:40Z","cross_cats_sorted":["hep-lat","quant-ph"],"title_canon_sha256":"ce609a4b70c4d8666cfa377b1f207da9d88cca5e9d142b7a845acf4dd48ad736","abstract_canon_sha256":"b312b560e668a191423100511880d66b98a0ced73b976fda03aea537e0721a0b"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:35:10.840038Z","signature_b64":"8nFxkQhcZoGaJrL4lkb8A9Ki8q/J7nc461v0FG6bnTsj/+a60fA5DT4rU/+Y+AVYg6Fc264TBNNP9opqUpXiCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"530272d46c0d687da324a052140737ab37291943bc3c06fda7bec65109cdc975","last_reissued_at":"2026-05-18T01:35:10.839251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:35:10.839251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The iPEPS algorithm, improved: fast full update and gauge fixing","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["hep-lat","quant-ph"],"primary_cat":"cond-mat.str-el","authors_text":"Hoang D. Tuan, Ho N. Phien, Johann A. Bengua, Philippe Corboz, Roman Orus","submitted_at":"2015-03-18T11:20:40Z","abstract_excerpt":"The infinite Projected Entangled Pair States (iPEPS) algorithm [J. Jordan et al, PRL 101, 250602 (2008)] has become a useful tool in the calculation of ground state properties of 2d quantum lattice systems in the thermodynamic limit. Despite its many successful implementations, the method has some limitations in its present formulation which hinder its application to some highly-entangled systems. The purpose of this paper is to unravel some of these issues, in turn enhancing the stability and efficiency of iPEPS methods. For this, we first introduce the fast full update scheme, where effectiv"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1503.05345","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":"1503.05345","created_at":"2026-05-18T01:35:10.839397+00:00"},{"alias_kind":"arxiv_version","alias_value":"1503.05345v2","created_at":"2026-05-18T01:35:10.839397+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1503.05345","created_at":"2026-05-18T01:35:10.839397+00:00"},{"alias_kind":"pith_short_12","alias_value":"KMBHFVDMBVUH","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_16","alias_value":"KMBHFVDMBVUH3IZE","created_at":"2026-05-18T12:29:29.992203+00:00"},{"alias_kind":"pith_short_8","alias_value":"KMBHFVDM","created_at":"2026-05-18T12:29:29.992203+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/KMBHFVDMBVUH3IZEUBJBIBZXVM","json":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM.json","graph_json":"https://pith.science/api/pith-number/KMBHFVDMBVUH3IZEUBJBIBZXVM/graph.json","events_json":"https://pith.science/api/pith-number/KMBHFVDMBVUH3IZEUBJBIBZXVM/events.json","paper":"https://pith.science/paper/KMBHFVDM"},"agent_actions":{"view_html":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM","download_json":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM.json","view_paper":"https://pith.science/paper/KMBHFVDM","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1503.05345&json=true","fetch_graph":"https://pith.science/api/pith-number/KMBHFVDMBVUH3IZEUBJBIBZXVM/graph.json","fetch_events":"https://pith.science/api/pith-number/KMBHFVDMBVUH3IZEUBJBIBZXVM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM/action/storage_attestation","attest_author":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM/action/author_attestation","sign_citation":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM/action/citation_signature","submit_replication":"https://pith.science/pith/KMBHFVDMBVUH3IZEUBJBIBZXVM/action/replication_record"}},"created_at":"2026-05-18T01:35:10.839397+00:00","updated_at":"2026-05-18T01:35:10.839397+00:00"}