{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:FEQMDPTYEMQD4TYSKC7WFV5ZAQ","short_pith_number":"pith:FEQMDPTY","schema_version":"1.0","canonical_sha256":"2920c1be7823203e4f1250bf62d7b904153b5f97391d4e8631fc13fd3b89fb6c","source":{"kind":"arxiv","id":"1612.08876","version":1},"attestation_state":"computed","paper":{"title":"Critical behavior of the Ashkin-Teller model with a line defect: a Montecarlo study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"A. Iucci, C. Na\\'on, G. Duchowney","submitted_at":"2016-12-28T13:20:17Z","abstract_excerpt":"We study magnetic critical behavior in the Ashkin-Teller model with an asymmetric defect line. This system is represented by two Ising lattices of spins $\\sigma$ and $\\tau$ interacting through a four-spin coupling $\\epsilon$. In addition, the couplings between $\\sigma$-spins are modified along a particular line, whereas couplings between $\\tau$-spins are kept unaltered. This problem has been previously considered by means of analytical field-theoretical methods and by numerical techniques, with contradictory results. For $\\epsilon > 0$ field-theoretical calculations give a magnetic critical ex"},"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":"1612.08876","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2016-12-28T13:20:17Z","cross_cats_sorted":[],"title_canon_sha256":"c6c2c9c090c3a20555eb40fd12e49add34d759c65bc00c3ef36bccbcaad9abb5","abstract_canon_sha256":"0df1ddb93fd667b22a84df9644185340984100873e90976311451207c588fad4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:53:46.963348Z","signature_b64":"CL943d/nB7uJ38c+K1bBjF8cRLsoER5cakcKENyY/VFfJ5mrxIY61Z9N6UqNAjJudWPz1KeeT+cWRtrbm0Q3Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2920c1be7823203e4f1250bf62d7b904153b5f97391d4e8631fc13fd3b89fb6c","last_reissued_at":"2026-05-18T00:53:46.962836Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:53:46.962836Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Critical behavior of the Ashkin-Teller model with a line defect: a Montecarlo study","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.stat-mech","authors_text":"A. Iucci, C. Na\\'on, G. Duchowney","submitted_at":"2016-12-28T13:20:17Z","abstract_excerpt":"We study magnetic critical behavior in the Ashkin-Teller model with an asymmetric defect line. This system is represented by two Ising lattices of spins $\\sigma$ and $\\tau$ interacting through a four-spin coupling $\\epsilon$. In addition, the couplings between $\\sigma$-spins are modified along a particular line, whereas couplings between $\\tau$-spins are kept unaltered. This problem has been previously considered by means of analytical field-theoretical methods and by numerical techniques, with contradictory results. For $\\epsilon > 0$ field-theoretical calculations give a magnetic critical ex"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1612.08876","kind":"arxiv","version":1},"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":"1612.08876","created_at":"2026-05-18T00:53:46.962913+00:00"},{"alias_kind":"arxiv_version","alias_value":"1612.08876v1","created_at":"2026-05-18T00:53:46.962913+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1612.08876","created_at":"2026-05-18T00:53:46.962913+00:00"},{"alias_kind":"pith_short_12","alias_value":"FEQMDPTYEMQD","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_16","alias_value":"FEQMDPTYEMQD4TYS","created_at":"2026-05-18T12:30:15.759754+00:00"},{"alias_kind":"pith_short_8","alias_value":"FEQMDPTY","created_at":"2026-05-18T12:30:15.759754+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/FEQMDPTYEMQD4TYSKC7WFV5ZAQ","json":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ.json","graph_json":"https://pith.science/api/pith-number/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/graph.json","events_json":"https://pith.science/api/pith-number/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/events.json","paper":"https://pith.science/paper/FEQMDPTY"},"agent_actions":{"view_html":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ","download_json":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ.json","view_paper":"https://pith.science/paper/FEQMDPTY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1612.08876&json=true","fetch_graph":"https://pith.science/api/pith-number/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/graph.json","fetch_events":"https://pith.science/api/pith-number/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/action/timestamp_anchor","attest_storage":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/action/storage_attestation","attest_author":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/action/author_attestation","sign_citation":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/action/citation_signature","submit_replication":"https://pith.science/pith/FEQMDPTYEMQD4TYSKC7WFV5ZAQ/action/replication_record"}},"created_at":"2026-05-18T00:53:46.962913+00:00","updated_at":"2026-05-18T00:53:46.962913+00:00"}