{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:M7ARVOICT7PLLBBDSQOEBK3SQM","short_pith_number":"pith:M7ARVOIC","schema_version":"1.0","canonical_sha256":"67c11ab9029fdeb58423941c40ab7283261efbcd7893cc86d2dcd3b2b8a66551","source":{"kind":"arxiv","id":"1603.04311","version":3},"attestation_state":"computed","paper":{"title":"The magnetic ground state of Sr2IrO4 and implications for second-harmonic generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. R. Norman, S. Di Matteo","submitted_at":"2016-03-14T15:53:44Z","abstract_excerpt":"The currently accepted magnetic ground state of Sr2IrO4 (the -++- state) preserves inversion symmetry. This is at odds, though, with recent experiments that indicate a magnetoelectric ground state, leading to the speculation that orbital currents or more exotic magnetic multipoles might exist in this material. Here, we analyze various magnetic configurations and demonstrate that two of them, the magnetoelectric -+-+ state and the non-magnetoelectric ++++ state, can explain these recent second-harmonic generation (SHG) experiments, obviating the need to invoke orbital currents. The SHG-probed m"},"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":"1603.04311","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2016-03-14T15:53:44Z","cross_cats_sorted":[],"title_canon_sha256":"4f762e0882a9a03945e8d371a5f2e1a64762a65c008e77e48906dccf6f855eba","abstract_canon_sha256":"73aa7eff5f31f40ee357a334d1db49252885935c6223f9f3b601f813aa16c544"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:07:50.863887Z","signature_b64":"vf/4mMD7J3FxahqHVypoC4rxCLt4BVAqqH/MhF0qT2z2PnixpUK2i/0+sQSmMB00yWduz/HAkhjwtUVeTmICAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"67c11ab9029fdeb58423941c40ab7283261efbcd7893cc86d2dcd3b2b8a66551","last_reissued_at":"2026-05-18T01:07:50.863375Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:07:50.863375Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"The magnetic ground state of Sr2IrO4 and implications for second-harmonic generation","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"M. R. Norman, S. Di Matteo","submitted_at":"2016-03-14T15:53:44Z","abstract_excerpt":"The currently accepted magnetic ground state of Sr2IrO4 (the -++- state) preserves inversion symmetry. This is at odds, though, with recent experiments that indicate a magnetoelectric ground state, leading to the speculation that orbital currents or more exotic magnetic multipoles might exist in this material. Here, we analyze various magnetic configurations and demonstrate that two of them, the magnetoelectric -+-+ state and the non-magnetoelectric ++++ state, can explain these recent second-harmonic generation (SHG) experiments, obviating the need to invoke orbital currents. The SHG-probed m"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1603.04311","kind":"arxiv","version":3},"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":"1603.04311","created_at":"2026-05-18T01:07:50.863455+00:00"},{"alias_kind":"arxiv_version","alias_value":"1603.04311v3","created_at":"2026-05-18T01:07:50.863455+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1603.04311","created_at":"2026-05-18T01:07:50.863455+00:00"},{"alias_kind":"pith_short_12","alias_value":"M7ARVOICT7PL","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_16","alias_value":"M7ARVOICT7PLLBBD","created_at":"2026-05-18T12:30:29.479603+00:00"},{"alias_kind":"pith_short_8","alias_value":"M7ARVOIC","created_at":"2026-05-18T12:30:29.479603+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/M7ARVOICT7PLLBBDSQOEBK3SQM","json":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM.json","graph_json":"https://pith.science/api/pith-number/M7ARVOICT7PLLBBDSQOEBK3SQM/graph.json","events_json":"https://pith.science/api/pith-number/M7ARVOICT7PLLBBDSQOEBK3SQM/events.json","paper":"https://pith.science/paper/M7ARVOIC"},"agent_actions":{"view_html":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM","download_json":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM.json","view_paper":"https://pith.science/paper/M7ARVOIC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1603.04311&json=true","fetch_graph":"https://pith.science/api/pith-number/M7ARVOICT7PLLBBDSQOEBK3SQM/graph.json","fetch_events":"https://pith.science/api/pith-number/M7ARVOICT7PLLBBDSQOEBK3SQM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM/action/storage_attestation","attest_author":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM/action/author_attestation","sign_citation":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM/action/citation_signature","submit_replication":"https://pith.science/pith/M7ARVOICT7PLLBBDSQOEBK3SQM/action/replication_record"}},"created_at":"2026-05-18T01:07:50.863455+00:00","updated_at":"2026-05-18T01:07:50.863455+00:00"}