{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:O3L37SS3DDYUNAVBNFDCPBQD4W","short_pith_number":"pith:O3L37SS3","canonical_record":{"source":{"id":"1006.4122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T17:13:08Z","cross_cats_sorted":[],"title_canon_sha256":"942a3357dbd04591fa0b33d6bbbf7eb8f912501e62b606dac3ca09762c45453f","abstract_canon_sha256":"b48cb31473e17513386916d869442bc7e63faa6bb8322c704ccf9b00e24cefb1"},"schema_version":"1.0"},"canonical_sha256":"76d7bfca5b18f14682a16946278603e586aaf9f54902812fe20157629c2eb2ed","source":{"kind":"arxiv","id":"1006.4122","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.4122","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"arxiv_version","alias_value":"1006.4122v1","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.4122","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"pith_short_12","alias_value":"O3L37SS3DDYU","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"O3L37SS3DDYUNAVB","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"O3L37SS3","created_at":"2026-05-18T12:26:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:O3L37SS3DDYUNAVBNFDCPBQD4W","target":"record","payload":{"canonical_record":{"source":{"id":"1006.4122","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T17:13:08Z","cross_cats_sorted":[],"title_canon_sha256":"942a3357dbd04591fa0b33d6bbbf7eb8f912501e62b606dac3ca09762c45453f","abstract_canon_sha256":"b48cb31473e17513386916d869442bc7e63faa6bb8322c704ccf9b00e24cefb1"},"schema_version":"1.0"},"canonical_sha256":"76d7bfca5b18f14682a16946278603e586aaf9f54902812fe20157629c2eb2ed","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:43.992784Z","signature_b64":"iWPkkloWROuxVrXbkgnruQeMpRykJ4v+2f8THpd+jKph06qxbq3wga/h/aelWCCMBye/xXA/gix0hIl5PmThCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"76d7bfca5b18f14682a16946278603e586aaf9f54902812fe20157629c2eb2ed","last_reissued_at":"2026-05-18T02:06:43.992271Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:43.992271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1006.4122","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":"2026-05-18T02:06:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Ycv7cXbZ/uFQyB4tQ7Rh7I7UWT9UJlaCS+mk6eqGhMaK0YhkAqv2IF3L13m2Jp49BzTCnv92e3lCXlOpBiTaCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:08:13.907598Z"},"content_sha256":"3a60a4bb739aead6021e296de086136ee249aecfadff5516541dde9b476beaaa","schema_version":"1.0","event_id":"sha256:3a60a4bb739aead6021e296de086136ee249aecfadff5516541dde9b476beaaa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:O3L37SS3DDYUNAVBNFDCPBQD4W","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetoelectric effects in an organo-metallic quantum magnet","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"A. Paduan-Filho, F. Nasreen, F. Wolff-Fabris, V. S. Zapf","submitted_at":"2010-06-21T17:13:08Z","abstract_excerpt":"We observe a bilinear magnetic field-induced electric polarization of 50 $\\mu C/m^2$ in single crystals of NiCl$_2$-4SC(NH$_2$)$_2$ (DTN). DTN forms a tetragonal structure that breaks inversion symmetry, with the highly polar thiourea molecules all tilted in the same direction along the c-axis. Application of a magnetic field between 2 and 12 T induces canted antiferromagnetism of the Ni spins and the resulting magnetization closely tracks the electric polarization. We speculate that the Ni magnetic forces acting on the soft organic lattice can create significant distortions and modify the ang"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.4122","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":"2026-05-18T02:06:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mTLlm/Bqj1a1BtmaiA3aqkK8cNPz89ekxQ+323HzGyvI2z+lpJrtwAodzvI5aO/8wcCoDyFESV7XFa8zMjoLDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T18:08:13.907951Z"},"content_sha256":"6fce13a2fec148b53ab9d88971074910a32ef7b56c334f526e2acc2fea241dc4","schema_version":"1.0","event_id":"sha256:6fce13a2fec148b53ab9d88971074910a32ef7b56c334f526e2acc2fea241dc4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/bundle.json","state_url":"https://pith.science/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/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":"2026-05-26T18:08:13Z","links":{"resolver":"https://pith.science/pith/O3L37SS3DDYUNAVBNFDCPBQD4W","bundle":"https://pith.science/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/bundle.json","state":"https://pith.science/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O3L37SS3DDYUNAVBNFDCPBQD4W/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:O3L37SS3DDYUNAVBNFDCPBQD4W","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":"b48cb31473e17513386916d869442bc7e63faa6bb8322c704ccf9b00e24cefb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T17:13:08Z","title_canon_sha256":"942a3357dbd04591fa0b33d6bbbf7eb8f912501e62b606dac3ca09762c45453f"},"schema_version":"1.0","source":{"id":"1006.4122","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1006.4122","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"arxiv_version","alias_value":"1006.4122v1","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1006.4122","created_at":"2026-05-18T02:06:43Z"},{"alias_kind":"pith_short_12","alias_value":"O3L37SS3DDYU","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_16","alias_value":"O3L37SS3DDYUNAVB","created_at":"2026-05-18T12:26:12Z"},{"alias_kind":"pith_short_8","alias_value":"O3L37SS3","created_at":"2026-05-18T12:26:12Z"}],"graph_snapshots":[{"event_id":"sha256:6fce13a2fec148b53ab9d88971074910a32ef7b56c334f526e2acc2fea241dc4","target":"graph","created_at":"2026-05-18T02:06:43Z","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 observe a bilinear magnetic field-induced electric polarization of 50 $\\mu C/m^2$ in single crystals of NiCl$_2$-4SC(NH$_2$)$_2$ (DTN). DTN forms a tetragonal structure that breaks inversion symmetry, with the highly polar thiourea molecules all tilted in the same direction along the c-axis. Application of a magnetic field between 2 and 12 T induces canted antiferromagnetism of the Ni spins and the resulting magnetization closely tracks the electric polarization. We speculate that the Ni magnetic forces acting on the soft organic lattice can create significant distortions and modify the ang","authors_text":"A. Paduan-Filho, F. Nasreen, F. Wolff-Fabris, V. S. Zapf","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T17:13:08Z","title":"Magnetoelectric effects in an organo-metallic quantum magnet"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1006.4122","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":"sha256:3a60a4bb739aead6021e296de086136ee249aecfadff5516541dde9b476beaaa","target":"record","created_at":"2026-05-18T02:06:43Z","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":"b48cb31473e17513386916d869442bc7e63faa6bb8322c704ccf9b00e24cefb1","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2010-06-21T17:13:08Z","title_canon_sha256":"942a3357dbd04591fa0b33d6bbbf7eb8f912501e62b606dac3ca09762c45453f"},"schema_version":"1.0","source":{"id":"1006.4122","kind":"arxiv","version":1}},"canonical_sha256":"76d7bfca5b18f14682a16946278603e586aaf9f54902812fe20157629c2eb2ed","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"76d7bfca5b18f14682a16946278603e586aaf9f54902812fe20157629c2eb2ed","first_computed_at":"2026-05-18T02:06:43.992271Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:43.992271Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"iWPkkloWROuxVrXbkgnruQeMpRykJ4v+2f8THpd+jKph06qxbq3wga/h/aelWCCMBye/xXA/gix0hIl5PmThCg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:43.992784Z","signed_message":"canonical_sha256_bytes"},"source_id":"1006.4122","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3a60a4bb739aead6021e296de086136ee249aecfadff5516541dde9b476beaaa","sha256:6fce13a2fec148b53ab9d88971074910a32ef7b56c334f526e2acc2fea241dc4"],"state_sha256":"a321c45338e2bbf6877a68eb2db4d626ec80e37c90276dee6d937fa6b56009d6"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jACplxgN1wg6hq+KMMOv2zRGL277IAC3nVfa/nyCya1vVni5UK7KGk+MfvMU1iqZIxMsgQdWyM5rR/S63RFNAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T18:08:13.911104Z","bundle_sha256":"86b8443009d31732337a11378d879522eb5bc17d5568037dc2d293061e32000b"}}