{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:ODQFZWONPTHNW6ZGFUP755UF6S","short_pith_number":"pith:ODQFZWON","canonical_record":{"source":{"id":"1803.09299","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-25T17:26:07Z","cross_cats_sorted":[],"title_canon_sha256":"1a012d472744d9cf27219efc99886bb09064fd3187a147696d877c2599246ce0","abstract_canon_sha256":"f0da34cb1558e652f9026fdb97cae32ac61585dd2f8ae18421aae2b9e2fb876a"},"schema_version":"1.0"},"canonical_sha256":"70e05cd9cd7ccedb7b262d1ffef685f4a6571e14edefae5f6d5522b86e16d6c5","source":{"kind":"arxiv","id":"1803.09299","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.09299","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"arxiv_version","alias_value":"1803.09299v2","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.09299","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"pith_short_12","alias_value":"ODQFZWONPTHN","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"ODQFZWONPTHNW6ZG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"ODQFZWON","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:ODQFZWONPTHNW6ZGFUP755UF6S","target":"record","payload":{"canonical_record":{"source":{"id":"1803.09299","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-25T17:26:07Z","cross_cats_sorted":[],"title_canon_sha256":"1a012d472744d9cf27219efc99886bb09064fd3187a147696d877c2599246ce0","abstract_canon_sha256":"f0da34cb1558e652f9026fdb97cae32ac61585dd2f8ae18421aae2b9e2fb876a"},"schema_version":"1.0"},"canonical_sha256":"70e05cd9cd7ccedb7b262d1ffef685f4a6571e14edefae5f6d5522b86e16d6c5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:58:41.851077Z","signature_b64":"YI01qbVqBxdDlzxYiYt5JimpY7yjVTAqwALbNe/moq6oL9VAzlC8afwOfsCf+teoM+YORV+0ZTar19saisINCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"70e05cd9cd7ccedb7b262d1ffef685f4a6571e14edefae5f6d5522b86e16d6c5","last_reissued_at":"2026-05-17T23:58:41.850293Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:58:41.850293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.09299","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wRTqpVI9mjRg6zi4/98YljohMIdESb2kO1e0CzJa49MiKR65jZFC5dJu/m0gqnrbHiu51dr7Vul0NlQPzTJWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T00:12:57.048827Z"},"content_sha256":"d94afe5ef2cd8e76c389f344723a1531a0052b474faf2621062990aa09171f02","schema_version":"1.0","event_id":"sha256:d94afe5ef2cd8e76c389f344723a1531a0052b474faf2621062990aa09171f02"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:ODQFZWONPTHNW6ZGFUP755UF6S","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Four-spin ring interaction as a source of unconventional magnetic orders in orthorhombic perovskite manganites","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Amad\\'e Bortis, Christoph Findler, Natalya S. Fedorova, Nicola A. Spaldin","submitted_at":"2018-03-25T17:26:07Z","abstract_excerpt":"We use ab initio electronic structure calculations in combination with Monte Carlo simulations to investigate the magnetic and ferroelectric properties of bulk orthorhombic HoMnO$_3$ and ErMnO$_3$. Our goals are to explain the inconsistencies in the measured magnetic properties of the orthorhombic perovskite manganites (o-$R$MnO$_3$) with small rare-earth ($R$) cations or Y, as well as the contradictions between the directions and amplitudes of the electric polarizations reported by different experimental groups. Our computations stabilize several exotic magnetic orders (so-called w-spiral, H-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.09299","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:58:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OkE6X5o9TyXwMZh48MgrSgOi/x84Go5A9VqwBNoJLGEVh1K+MqhQXXMR2IG6Sd6rGCZfWWZ/rsaEbNcahOD7Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-26T00:12:57.049168Z"},"content_sha256":"74cdb44467a73981846ad340438a3e6cf393ec3b8d4aa4a21140d9f20bac471a","schema_version":"1.0","event_id":"sha256:74cdb44467a73981846ad340438a3e6cf393ec3b8d4aa4a21140d9f20bac471a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ODQFZWONPTHNW6ZGFUP755UF6S/bundle.json","state_url":"https://pith.science/pith/ODQFZWONPTHNW6ZGFUP755UF6S/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ODQFZWONPTHNW6ZGFUP755UF6S/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-06-26T00:12:57Z","links":{"resolver":"https://pith.science/pith/ODQFZWONPTHNW6ZGFUP755UF6S","bundle":"https://pith.science/pith/ODQFZWONPTHNW6ZGFUP755UF6S/bundle.json","state":"https://pith.science/pith/ODQFZWONPTHNW6ZGFUP755UF6S/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ODQFZWONPTHNW6ZGFUP755UF6S/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:ODQFZWONPTHNW6ZGFUP755UF6S","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":"f0da34cb1558e652f9026fdb97cae32ac61585dd2f8ae18421aae2b9e2fb876a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-25T17:26:07Z","title_canon_sha256":"1a012d472744d9cf27219efc99886bb09064fd3187a147696d877c2599246ce0"},"schema_version":"1.0","source":{"id":"1803.09299","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.09299","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"arxiv_version","alias_value":"1803.09299v2","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.09299","created_at":"2026-05-17T23:58:41Z"},{"alias_kind":"pith_short_12","alias_value":"ODQFZWONPTHN","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"ODQFZWONPTHNW6ZG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"ODQFZWON","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:74cdb44467a73981846ad340438a3e6cf393ec3b8d4aa4a21140d9f20bac471a","target":"graph","created_at":"2026-05-17T23:58:41Z","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"},"paper":{"abstract_excerpt":"We use ab initio electronic structure calculations in combination with Monte Carlo simulations to investigate the magnetic and ferroelectric properties of bulk orthorhombic HoMnO$_3$ and ErMnO$_3$. Our goals are to explain the inconsistencies in the measured magnetic properties of the orthorhombic perovskite manganites (o-$R$MnO$_3$) with small rare-earth ($R$) cations or Y, as well as the contradictions between the directions and amplitudes of the electric polarizations reported by different experimental groups. Our computations stabilize several exotic magnetic orders (so-called w-spiral, H-","authors_text":"Amad\\'e Bortis, Christoph Findler, Natalya S. Fedorova, Nicola A. Spaldin","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-25T17:26:07Z","title":"Four-spin ring interaction as a source of unconventional magnetic orders in orthorhombic perovskite manganites"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.09299","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:d94afe5ef2cd8e76c389f344723a1531a0052b474faf2621062990aa09171f02","target":"record","created_at":"2026-05-17T23:58:41Z","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":"f0da34cb1558e652f9026fdb97cae32ac61585dd2f8ae18421aae2b9e2fb876a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-03-25T17:26:07Z","title_canon_sha256":"1a012d472744d9cf27219efc99886bb09064fd3187a147696d877c2599246ce0"},"schema_version":"1.0","source":{"id":"1803.09299","kind":"arxiv","version":2}},"canonical_sha256":"70e05cd9cd7ccedb7b262d1ffef685f4a6571e14edefae5f6d5522b86e16d6c5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"70e05cd9cd7ccedb7b262d1ffef685f4a6571e14edefae5f6d5522b86e16d6c5","first_computed_at":"2026-05-17T23:58:41.850293Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:58:41.850293Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"YI01qbVqBxdDlzxYiYt5JimpY7yjVTAqwALbNe/moq6oL9VAzlC8afwOfsCf+teoM+YORV+0ZTar19saisINCg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:58:41.851077Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.09299","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d94afe5ef2cd8e76c389f344723a1531a0052b474faf2621062990aa09171f02","sha256:74cdb44467a73981846ad340438a3e6cf393ec3b8d4aa4a21140d9f20bac471a"],"state_sha256":"0b099250e2a6a01ffbc18c4b17e7a437bd36f8c9119a68b681083994254532e6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zAFqWbs6IKKtvOzNPAMQ7h5fJLu+7cooJD8Z3j1+POtzdCztFwOTzPRGsMk29AYjMnMgpS4/yjjM5yNnZVzWDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-26T00:12:57.051062Z","bundle_sha256":"ff5e1662797644b224ec6037e1ef41a5f931f58f8e52c1fc2b65f68b560ae0be"}}