{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:2HIJYWGAOTKH7FEFBAH2ATKK46","short_pith_number":"pith:2HIJYWGA","canonical_record":{"source":{"id":"1102.2303","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-02-11T08:35:22Z","cross_cats_sorted":[],"title_canon_sha256":"443f3de4568644e940b3ded78ba8e8a4d6a158dc23b402e21acbff637e714a85","abstract_canon_sha256":"a734aa6c8a7e3b5b6bd6f4c68cd5b45daf9e60da763c59759573de71e56ba532"},"schema_version":"1.0"},"canonical_sha256":"d1d09c58c074d47f9485080fa04d4ae78e19facdf99c7b2c4b8f84687872293d","source":{"kind":"arxiv","id":"1102.2303","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2303","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2303v1","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2303","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"2HIJYWGAOTKH","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2HIJYWGAOTKH7FEF","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2HIJYWGA","created_at":"2026-05-18T12:26:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:2HIJYWGAOTKH7FEFBAH2ATKK46","target":"record","payload":{"canonical_record":{"source":{"id":"1102.2303","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-02-11T08:35:22Z","cross_cats_sorted":[],"title_canon_sha256":"443f3de4568644e940b3ded78ba8e8a4d6a158dc23b402e21acbff637e714a85","abstract_canon_sha256":"a734aa6c8a7e3b5b6bd6f4c68cd5b45daf9e60da763c59759573de71e56ba532"},"schema_version":"1.0"},"canonical_sha256":"d1d09c58c074d47f9485080fa04d4ae78e19facdf99c7b2c4b8f84687872293d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:03:12.204311Z","signature_b64":"P3dE70ehSOt3b5xi2cXdC7nLn9xAD4BHC/0d0rtmmG7BURIfyhbeXJB3u4t/q7gQ2lscoJIIrO+KaiJwdHG0Aw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1d09c58c074d47f9485080fa04d4ae78e19facdf99c7b2c4b8f84687872293d","last_reissued_at":"2026-05-18T02:03:12.203702Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:03:12.203702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1102.2303","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":"2026-05-18T02:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m+wRgZ4WcGR0xgZj3NDprLZLH3Zn+lnMCUtNCAfByDMAWS1ASB/mk/be1YX3NcWvI2hZKQW+tyaeuop6HsDqDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T16:50:44.182979Z"},"content_sha256":"650f0bf60aabc50e700dd936994db75687987cd32950b487854d9e63a04bddfc","schema_version":"1.0","event_id":"sha256:650f0bf60aabc50e700dd936994db75687987cd32950b487854d9e63a04bddfc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:2HIJYWGAOTKH7FEFBAH2ATKK46","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Non-equilibrium effects in the magnetic behavior of Co_3O_4 nanoparticles","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mes-hall","authors_text":"K.P.Rajeev, Vijay Bisht","submitted_at":"2011-02-11T08:35:22Z","abstract_excerpt":"We report detailed studies on non-equilibrium magnetic behavior of antiferromagnetic Co_3O_4 nanoparticles. Temperature and field dependence of magnetization, wait time dependence of magnetic relaxation (aging), memory effects and temperature dependence of specific heat have been investigated to understand the magnetic behavior of these particles. We find that the system shows some features characteristic of nanoparticle magnetism such as bifurcation of field cooled (FC) and zero field cooled (ZFC) susceptibilities and a slow relaxation of magnetization. However, strangely, the temperature at "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2303","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":"2026-05-18T02:03:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DIG44Cc+6QJkQyJHw8moZxP+Kef1Kl1jW5TKc4dzrhFUtOp0FvaQ5BBIenUX9YVkWJcLWQl1Nn0GlrXcIV/gDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-27T16:50:44.183327Z"},"content_sha256":"bd88d1f369bce84c516e39c412ffe9556495eb5a54442dcfc9ad7402363dc218","schema_version":"1.0","event_id":"sha256:bd88d1f369bce84c516e39c412ffe9556495eb5a54442dcfc9ad7402363dc218"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/bundle.json","state_url":"https://pith.science/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/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":"2026-06-27T16:50:44Z","links":{"resolver":"https://pith.science/pith/2HIJYWGAOTKH7FEFBAH2ATKK46","bundle":"https://pith.science/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/bundle.json","state":"https://pith.science/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2HIJYWGAOTKH7FEFBAH2ATKK46/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:2HIJYWGAOTKH7FEFBAH2ATKK46","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":"a734aa6c8a7e3b5b6bd6f4c68cd5b45daf9e60da763c59759573de71e56ba532","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-02-11T08:35:22Z","title_canon_sha256":"443f3de4568644e940b3ded78ba8e8a4d6a158dc23b402e21acbff637e714a85"},"schema_version":"1.0","source":{"id":"1102.2303","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1102.2303","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"arxiv_version","alias_value":"1102.2303v1","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1102.2303","created_at":"2026-05-18T02:03:12Z"},{"alias_kind":"pith_short_12","alias_value":"2HIJYWGAOTKH","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_16","alias_value":"2HIJYWGAOTKH7FEF","created_at":"2026-05-18T12:26:18Z"},{"alias_kind":"pith_short_8","alias_value":"2HIJYWGA","created_at":"2026-05-18T12:26:18Z"}],"graph_snapshots":[{"event_id":"sha256:bd88d1f369bce84c516e39c412ffe9556495eb5a54442dcfc9ad7402363dc218","target":"graph","created_at":"2026-05-18T02:03:12Z","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 detailed studies on non-equilibrium magnetic behavior of antiferromagnetic Co_3O_4 nanoparticles. Temperature and field dependence of magnetization, wait time dependence of magnetic relaxation (aging), memory effects and temperature dependence of specific heat have been investigated to understand the magnetic behavior of these particles. We find that the system shows some features characteristic of nanoparticle magnetism such as bifurcation of field cooled (FC) and zero field cooled (ZFC) susceptibilities and a slow relaxation of magnetization. However, strangely, the temperature at ","authors_text":"K.P.Rajeev, Vijay Bisht","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-02-11T08:35:22Z","title":"Non-equilibrium effects in the magnetic behavior of Co_3O_4 nanoparticles"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1102.2303","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":"sha256:650f0bf60aabc50e700dd936994db75687987cd32950b487854d9e63a04bddfc","target":"record","created_at":"2026-05-18T02:03:12Z","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":"a734aa6c8a7e3b5b6bd6f4c68cd5b45daf9e60da763c59759573de71e56ba532","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-02-11T08:35:22Z","title_canon_sha256":"443f3de4568644e940b3ded78ba8e8a4d6a158dc23b402e21acbff637e714a85"},"schema_version":"1.0","source":{"id":"1102.2303","kind":"arxiv","version":1}},"canonical_sha256":"d1d09c58c074d47f9485080fa04d4ae78e19facdf99c7b2c4b8f84687872293d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d1d09c58c074d47f9485080fa04d4ae78e19facdf99c7b2c4b8f84687872293d","first_computed_at":"2026-05-18T02:03:12.203702Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:03:12.203702Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"P3dE70ehSOt3b5xi2cXdC7nLn9xAD4BHC/0d0rtmmG7BURIfyhbeXJB3u4t/q7gQ2lscoJIIrO+KaiJwdHG0Aw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:03:12.204311Z","signed_message":"canonical_sha256_bytes"},"source_id":"1102.2303","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:650f0bf60aabc50e700dd936994db75687987cd32950b487854d9e63a04bddfc","sha256:bd88d1f369bce84c516e39c412ffe9556495eb5a54442dcfc9ad7402363dc218"],"state_sha256":"992f96bb83488ffab281e4237c115ec6fb51616ff6adc9f19017c705dda059b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+2d18vD3Y2FgWsVgWUaw2v8Mq0NfDfNFsD4HRa6ktUbYF0x5e5inF8xyJceGA5jCUhpQQ31zWcySdTowg/98DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-27T16:50:44.185163Z","bundle_sha256":"ebd7050b720a54f090af4c0d7919b697c1f940257e01b665c6e3b60466cf2948"}}