{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:CVJTFTMM7PQ57GTCLQKDJOTHJY","short_pith_number":"pith:CVJTFTMM","canonical_record":{"source":{"id":"1705.06433","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-05-18T06:39:17Z","cross_cats_sorted":[],"title_canon_sha256":"495227f7c51fa905c663d342a84bb50fc45e0526193af37296176f053249907a","abstract_canon_sha256":"1a8b435ef75590ca60ecc915f0314e616da0b57dcaec8ff7579157729af1ddfc"},"schema_version":"1.0"},"canonical_sha256":"155332cd8cfbe1df9a625c1434ba674e03040191fe77d9fe41a21cc00ce32dc0","source":{"kind":"arxiv","id":"1705.06433","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.06433","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"arxiv_version","alias_value":"1705.06433v1","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.06433","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"pith_short_12","alias_value":"CVJTFTMM7PQ5","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CVJTFTMM7PQ57GTC","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CVJTFTMM","created_at":"2026-05-18T12:31:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:CVJTFTMM7PQ57GTCLQKDJOTHJY","target":"record","payload":{"canonical_record":{"source":{"id":"1705.06433","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-05-18T06:39:17Z","cross_cats_sorted":[],"title_canon_sha256":"495227f7c51fa905c663d342a84bb50fc45e0526193af37296176f053249907a","abstract_canon_sha256":"1a8b435ef75590ca60ecc915f0314e616da0b57dcaec8ff7579157729af1ddfc"},"schema_version":"1.0"},"canonical_sha256":"155332cd8cfbe1df9a625c1434ba674e03040191fe77d9fe41a21cc00ce32dc0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:39:17.784535Z","signature_b64":"M+J7STHVhQafyc0zFZxcksvOJRzkRT51Tpmrj+m2j8hZ90Xviz6kqnWV2E5BAF8w026W7U8y8QLZ9MUXs480DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"155332cd8cfbe1df9a625c1434ba674e03040191fe77d9fe41a21cc00ce32dc0","last_reissued_at":"2026-05-18T00:39:17.783974Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:39:17.783974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1705.06433","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:39:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XXYQdtidglU+FQHn7OVm2O13IWuVC1yXWr/dCKqf6/Zl9yIlE7dgZQnw8xvxGoxYGWtGtmd/JtCs6Cedo/CACw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:17:39.005976Z"},"content_sha256":"a0d62033d67be9896566ef0233654541440e7f84b5debd55f62944ded38822cb","schema_version":"1.0","event_id":"sha256:a0d62033d67be9896566ef0233654541440e7f84b5debd55f62944ded38822cb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:CVJTFTMM7PQ57GTCLQKDJOTHJY","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"$J_1$-$J_2$ square lattice antiferromagnetism in the orbitally quenched insulator MoOPO$_4$","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. Magrez, B. N\\'afr\\'adi, E. Ressouche, H. Berger, H. M. R{\\o}nnow, I. \\v{Z}ivkovi\\'c, J. Schefer, L. Forr\\'o, L. Yang, M. Jeong, M. Kriener, N. E. Shaik, O. V. Yazyev, P. Babkevich, Vamshi M. Katukuri","submitted_at":"2017-05-18T06:39:17Z","abstract_excerpt":"We report magnetic and thermodynamic properties of a $4d^1$ (Mo$^{5+}$) magnetic insulator MoOPO$_4$ single crystal, which realizes a $J_1$-$J_2$ Heisenberg spin-$1/2$ model on a stacked square lattice. The specific-heat measurements show a magnetic transition at 16 K which is also confirmed by magnetic susceptibility, ESR, and neutron diffraction measurements. Magnetic entropy deduced from the specific heat corresponds to a two-level degree of freedom per Mo$^{5+}$ ion, and the effective moment from the susceptibility corresponds to the spin-only value. Using {\\it ab initio} quantum chemistry"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.06433","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:39:17Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H8IEHfVyvgUdezKbVT1tzlK/powzrs3AQtZw3SSBEobIsWS3TbL0vH9GDec52/b1+QEKVXH9+tGaW2BKgO4NDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-30T11:17:39.006341Z"},"content_sha256":"57069fa790b56e6a15d7dacc6fb0150bba0e8d72e31024833313c7f009d29628","schema_version":"1.0","event_id":"sha256:57069fa790b56e6a15d7dacc6fb0150bba0e8d72e31024833313c7f009d29628"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/bundle.json","state_url":"https://pith.science/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/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":"2026-05-30T11:17:39Z","links":{"resolver":"https://pith.science/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY","bundle":"https://pith.science/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/bundle.json","state":"https://pith.science/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CVJTFTMM7PQ57GTCLQKDJOTHJY/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:CVJTFTMM7PQ57GTCLQKDJOTHJY","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":"1a8b435ef75590ca60ecc915f0314e616da0b57dcaec8ff7579157729af1ddfc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-05-18T06:39:17Z","title_canon_sha256":"495227f7c51fa905c663d342a84bb50fc45e0526193af37296176f053249907a"},"schema_version":"1.0","source":{"id":"1705.06433","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1705.06433","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"arxiv_version","alias_value":"1705.06433v1","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.06433","created_at":"2026-05-18T00:39:17Z"},{"alias_kind":"pith_short_12","alias_value":"CVJTFTMM7PQ5","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_16","alias_value":"CVJTFTMM7PQ57GTC","created_at":"2026-05-18T12:31:10Z"},{"alias_kind":"pith_short_8","alias_value":"CVJTFTMM","created_at":"2026-05-18T12:31:10Z"}],"graph_snapshots":[{"event_id":"sha256:57069fa790b56e6a15d7dacc6fb0150bba0e8d72e31024833313c7f009d29628","target":"graph","created_at":"2026-05-18T00:39:17Z","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 report magnetic and thermodynamic properties of a $4d^1$ (Mo$^{5+}$) magnetic insulator MoOPO$_4$ single crystal, which realizes a $J_1$-$J_2$ Heisenberg spin-$1/2$ model on a stacked square lattice. The specific-heat measurements show a magnetic transition at 16 K which is also confirmed by magnetic susceptibility, ESR, and neutron diffraction measurements. Magnetic entropy deduced from the specific heat corresponds to a two-level degree of freedom per Mo$^{5+}$ ion, and the effective moment from the susceptibility corresponds to the spin-only value. Using {\\it ab initio} quantum chemistry","authors_text":"A. Magrez, B. N\\'afr\\'adi, E. Ressouche, H. Berger, H. M. R{\\o}nnow, I. \\v{Z}ivkovi\\'c, J. Schefer, L. Forr\\'o, L. Yang, M. Jeong, M. Kriener, N. E. Shaik, O. V. Yazyev, P. Babkevich, Vamshi M. Katukuri","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-05-18T06:39:17Z","title":"$J_1$-$J_2$ square lattice antiferromagnetism in the orbitally quenched insulator MoOPO$_4$"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.06433","kind":"arxiv","version":1},"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:a0d62033d67be9896566ef0233654541440e7f84b5debd55f62944ded38822cb","target":"record","created_at":"2026-05-18T00:39:17Z","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":"1a8b435ef75590ca60ecc915f0314e616da0b57dcaec8ff7579157729af1ddfc","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-05-18T06:39:17Z","title_canon_sha256":"495227f7c51fa905c663d342a84bb50fc45e0526193af37296176f053249907a"},"schema_version":"1.0","source":{"id":"1705.06433","kind":"arxiv","version":1}},"canonical_sha256":"155332cd8cfbe1df9a625c1434ba674e03040191fe77d9fe41a21cc00ce32dc0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"155332cd8cfbe1df9a625c1434ba674e03040191fe77d9fe41a21cc00ce32dc0","first_computed_at":"2026-05-18T00:39:17.783974Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:39:17.783974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"M+J7STHVhQafyc0zFZxcksvOJRzkRT51Tpmrj+m2j8hZ90Xviz6kqnWV2E5BAF8w026W7U8y8QLZ9MUXs480DA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:39:17.784535Z","signed_message":"canonical_sha256_bytes"},"source_id":"1705.06433","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a0d62033d67be9896566ef0233654541440e7f84b5debd55f62944ded38822cb","sha256:57069fa790b56e6a15d7dacc6fb0150bba0e8d72e31024833313c7f009d29628"],"state_sha256":"00031afea30bb345e9af4bfb4f4f2acba81fc2656a81e4a6f0e5e7f73bf29f3b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zHS3Kp+Lowaz+PWFiPWodHG2am8uLtE7TGHvxDvoITWeXk7Kp4d7XK0IxsHmgEg/zGtkUC5NgeGj7rs9GoXBBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-30T11:17:39.008433Z","bundle_sha256":"641a7cb33337ed89470cd790bf5715faff65b57696be470cd45b37842deda6a6"}}