{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:WQXVCC5CHWQMBE7GGFGXA66HJ7","short_pith_number":"pith:WQXVCC5C","canonical_record":{"source":{"id":"2112.05327","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-12-10T04:19:56Z","cross_cats_sorted":[],"title_canon_sha256":"2b0839c79575d252134d9618c5132a3bf862ca8364ba9a2d4b5eb0e710b638c8","abstract_canon_sha256":"5acb7bb95ece0e61f1eaacdedd4b2daf5b53c749bad7b148bd2576501fe4e586"},"schema_version":"1.0"},"canonical_sha256":"b42f510ba23da0c093e6314d707bc74fff08ad906499380a4c2258df0810cf8f","source":{"kind":"arxiv","id":"2112.05327","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05327","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05327v1","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05327","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_12","alias_value":"WQXVCC5CHWQM","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_16","alias_value":"WQXVCC5CHWQMBE7G","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_8","alias_value":"WQXVCC5C","created_at":"2026-07-05T03:39:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:WQXVCC5CHWQMBE7GGFGXA66HJ7","target":"record","payload":{"canonical_record":{"source":{"id":"2112.05327","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-12-10T04:19:56Z","cross_cats_sorted":[],"title_canon_sha256":"2b0839c79575d252134d9618c5132a3bf862ca8364ba9a2d4b5eb0e710b638c8","abstract_canon_sha256":"5acb7bb95ece0e61f1eaacdedd4b2daf5b53c749bad7b148bd2576501fe4e586"},"schema_version":"1.0"},"canonical_sha256":"b42f510ba23da0c093e6314d707bc74fff08ad906499380a4c2258df0810cf8f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:39:39.655905Z","signature_b64":"TKWfnB0cjnNBfIV0pvsVTypTpAlZWv9tF2buqCutsEyfaLAcP5AF2y8J2LmcBPQhhgH/b/0aFWrkdEVw+h7PBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b42f510ba23da0c093e6314d707bc74fff08ad906499380a4c2258df0810cf8f","last_reissued_at":"2026-07-05T03:39:39.655506Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:39:39.655506Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2112.05327","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":"2026-07-05T03:39:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Lm5KIl1/BOXGn212UXNrnyXBp2pnO4dAeQqk9kDayN3HeFVo7lw+i/cI46Op7AlaJxBMfGZOeJTyQV/BChapBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:41:19.147128Z"},"content_sha256":"ec66742005f73ebff138d188288b0e22014e0501e152f34143750ee49ec59ea4","schema_version":"1.0","event_id":"sha256:ec66742005f73ebff138d188288b0e22014e0501e152f34143750ee49ec59ea4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:WQXVCC5CHWQMBE7GGFGXA66HJ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Novel Multiferroic Nanocomposite with High Pressure-Modulated Magnetoelectric Coupling","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Aleksey Pashchenko, Bingbing Liu, Chunrui Song, Georgiy Levchenko, Igor Fesych, Nikita Liedienov, Quanjun Li, Roman Kulagin, Xin Zhang, Yan Beygelzimer, Yonghao Han","submitted_at":"2021-12-10T04:19:56Z","abstract_excerpt":"In this work, we have designed obtained a novel multiferroic nanocomposite using the high-pressure torsion (HPT) method. The crystal structure, phase composition, morphology, ferromagnetic (FM) and ferroelectric (FE) properties of the initial powders and \"multiferroic-ferromagnetic\" nanocomposites have been studied comprehensively. The initial powders and their composites show the perovskite and spinel crystalline phases for the FE and FM fractions, respectively. After HPT, the particle sizes of the initial powders are decreased significantly. It is shown that the novel nanocomposite consists "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05327","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2112.05327/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2026-07-05T03:39:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z3fq7285hNusQYpzfh7uXfwN4rn/FOEXkNbWt4X3BHhOZXezdsdnB76/zUkJiGNBa+RJTPSNVCaitvHT7n27CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-15T20:41:19.147689Z"},"content_sha256":"ff51d52db515898113df8e8b4caacb53f49f631d6775ea0f1206decfa3711f13","schema_version":"1.0","event_id":"sha256:ff51d52db515898113df8e8b4caacb53f49f631d6775ea0f1206decfa3711f13"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/bundle.json","state_url":"https://pith.science/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/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":"2026-08-15T20:41:19Z","links":{"resolver":"https://pith.science/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7","bundle":"https://pith.science/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/bundle.json","state":"https://pith.science/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/WQXVCC5CHWQMBE7GGFGXA66HJ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:WQXVCC5CHWQMBE7GGFGXA66HJ7","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":"5acb7bb95ece0e61f1eaacdedd4b2daf5b53c749bad7b148bd2576501fe4e586","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-12-10T04:19:56Z","title_canon_sha256":"2b0839c79575d252134d9618c5132a3bf862ca8364ba9a2d4b5eb0e710b638c8"},"schema_version":"1.0","source":{"id":"2112.05327","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2112.05327","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"arxiv_version","alias_value":"2112.05327v1","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2112.05327","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_12","alias_value":"WQXVCC5CHWQM","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_16","alias_value":"WQXVCC5CHWQMBE7G","created_at":"2026-07-05T03:39:39Z"},{"alias_kind":"pith_short_8","alias_value":"WQXVCC5C","created_at":"2026-07-05T03:39:39Z"}],"graph_snapshots":[{"event_id":"sha256:ff51d52db515898113df8e8b4caacb53f49f631d6775ea0f1206decfa3711f13","target":"graph","created_at":"2026-07-05T03:39:39Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2112.05327/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this work, we have designed obtained a novel multiferroic nanocomposite using the high-pressure torsion (HPT) method. The crystal structure, phase composition, morphology, ferromagnetic (FM) and ferroelectric (FE) properties of the initial powders and \"multiferroic-ferromagnetic\" nanocomposites have been studied comprehensively. The initial powders and their composites show the perovskite and spinel crystalline phases for the FE and FM fractions, respectively. After HPT, the particle sizes of the initial powders are decreased significantly. It is shown that the novel nanocomposite consists ","authors_text":"Aleksey Pashchenko, Bingbing Liu, Chunrui Song, Georgiy Levchenko, Igor Fesych, Nikita Liedienov, Quanjun Li, Roman Kulagin, Xin Zhang, Yan Beygelzimer, Yonghao Han","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-12-10T04:19:56Z","title":"Novel Multiferroic Nanocomposite with High Pressure-Modulated Magnetoelectric Coupling"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2112.05327","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:ec66742005f73ebff138d188288b0e22014e0501e152f34143750ee49ec59ea4","target":"record","created_at":"2026-07-05T03:39:39Z","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":"5acb7bb95ece0e61f1eaacdedd4b2daf5b53c749bad7b148bd2576501fe4e586","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2021-12-10T04:19:56Z","title_canon_sha256":"2b0839c79575d252134d9618c5132a3bf862ca8364ba9a2d4b5eb0e710b638c8"},"schema_version":"1.0","source":{"id":"2112.05327","kind":"arxiv","version":1}},"canonical_sha256":"b42f510ba23da0c093e6314d707bc74fff08ad906499380a4c2258df0810cf8f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b42f510ba23da0c093e6314d707bc74fff08ad906499380a4c2258df0810cf8f","first_computed_at":"2026-07-05T03:39:39.655506Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:39:39.655506Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TKWfnB0cjnNBfIV0pvsVTypTpAlZWv9tF2buqCutsEyfaLAcP5AF2y8J2LmcBPQhhgH/b/0aFWrkdEVw+h7PBw==","signature_status":"signed_v1","signed_at":"2026-07-05T03:39:39.655905Z","signed_message":"canonical_sha256_bytes"},"source_id":"2112.05327","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec66742005f73ebff138d188288b0e22014e0501e152f34143750ee49ec59ea4","sha256:ff51d52db515898113df8e8b4caacb53f49f631d6775ea0f1206decfa3711f13"],"state_sha256":"2a626cf2d420e4ceb69bbd991e019bf91f58bc176b414dd9e5e5e645ad4057cb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YhdJT/bSIylCDdSRJ51IoRg7BJbAwJALPtFb5F66ICaa3X9NGzufO/qHi5e1fKpAjb0XPhf3Qgy5XBL4Rt5ZDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-15T20:41:19.152091Z","bundle_sha256":"3b7d2c22379dbce06bea8e71a15b54a8e1d9665b4ed427108759e238f10d9340"}}