{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2010:Z45KGRFFGFAIHWXRUXPMQ2PBXG","short_pith_number":"pith:Z45KGRFF","canonical_record":{"source":{"id":"1007.3783","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-07-22T01:59:50Z","cross_cats_sorted":[],"title_canon_sha256":"eb97cb56392f91a10616088e2da91447d414f9ae83857ffa98378a93e1151537","abstract_canon_sha256":"c9f1fb7a9c7be92b6bc90ecb08a938fdc4b5b920fd5bb2bed8257074d06d339f"},"schema_version":"1.0"},"canonical_sha256":"cf3aa344a5314083daf1a5dec869e1b9a5758a8a9dec0ae2029a43790ec50c7f","source":{"kind":"arxiv","id":"1007.3783","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.3783","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"arxiv_version","alias_value":"1007.3783v2","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.3783","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"pith_short_12","alias_value":"Z45KGRFFGFAI","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"Z45KGRFFGFAIHWXR","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"Z45KGRFF","created_at":"2026-05-18T12:26:17Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2010:Z45KGRFFGFAIHWXRUXPMQ2PBXG","target":"record","payload":{"canonical_record":{"source":{"id":"1007.3783","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-07-22T01:59:50Z","cross_cats_sorted":[],"title_canon_sha256":"eb97cb56392f91a10616088e2da91447d414f9ae83857ffa98378a93e1151537","abstract_canon_sha256":"c9f1fb7a9c7be92b6bc90ecb08a938fdc4b5b920fd5bb2bed8257074d06d339f"},"schema_version":"1.0"},"canonical_sha256":"cf3aa344a5314083daf1a5dec869e1b9a5758a8a9dec0ae2029a43790ec50c7f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:06:11.803198Z","signature_b64":"Lbf2jGHF/TbM7fjqnik1qzy0cMzQQQyPIFH+shmjBKjAxAjtEYwIboRGgWP4u1RV/UYOJldkWFmWC/qyckcaAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf3aa344a5314083daf1a5dec869e1b9a5758a8a9dec0ae2029a43790ec50c7f","last_reissued_at":"2026-05-18T02:06:11.802420Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:06:11.802420Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1007.3783","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":"2026-05-18T02:06:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tPce7XPY4Dq5ZngcmW7vy7dwNs89U860CnHm4MMaXHr6JpnRfOMDwU4QuL9Ykm/Zoqhte8TRgnyFzeoxsbg7Cg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:43:00.865873Z"},"content_sha256":"a98b8b4d291d05d3c9f313fed3ef6cd5defe6d21f29c18296973433526b280fa","schema_version":"1.0","event_id":"sha256:a98b8b4d291d05d3c9f313fed3ef6cd5defe6d21f29c18296973433526b280fa"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2010:Z45KGRFFGFAIHWXRUXPMQ2PBXG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Magnetic phase transition in V2O3 nanocrystals","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"A. A. Aczel, G. M. Luke, J. P. Carlo, L. E. Brus, M. L. Steigerwald, P. W. Stephens, S. J. L. Billinge, V. A. Blagojevic, W. Zhou, Y. J. Uemura","submitted_at":"2010-07-22T01:59:50Z","abstract_excerpt":"V2O3 nanocrystals can be synthesized through hydrothermal reduction of VO(OH)2 using hydrazine as a reducing agent. Addition of different ligands to the reaction produces nanoparticles, nanorods and nanoplatelets of different sizes. Small nanoparticles synthesized in this manner show suppression of the magnetic phase transition to lower temperatures. Using muon spin relaxation spectroscopy and synchrotron x-ray diffraction, it is determined that the volume fraction of the high-temperature phase, characterized by a rhombohedral structure and paramagnetism, gradually declines with decreasing tem"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.3783","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":"2026-05-18T02:06:11Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PWa6s7BQIGhvggM7To1djFR0vqwfhJmg7uS3y6dLV+wGPMfu3mYjF2CCVh8pg0PsljV/NiVeO+aCdomr6NxUAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T12:43:00.866486Z"},"content_sha256":"c58bbcd0768f049a7317501a03839fe71ba80e75e0499d715bf2a7393f68e31e","schema_version":"1.0","event_id":"sha256:c58bbcd0768f049a7317501a03839fe71ba80e75e0499d715bf2a7393f68e31e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/bundle.json","state_url":"https://pith.science/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/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":"2026-05-25T12:43:00Z","links":{"resolver":"https://pith.science/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG","bundle":"https://pith.science/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/bundle.json","state":"https://pith.science/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z45KGRFFGFAIHWXRUXPMQ2PBXG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:Z45KGRFFGFAIHWXRUXPMQ2PBXG","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":"c9f1fb7a9c7be92b6bc90ecb08a938fdc4b5b920fd5bb2bed8257074d06d339f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-07-22T01:59:50Z","title_canon_sha256":"eb97cb56392f91a10616088e2da91447d414f9ae83857ffa98378a93e1151537"},"schema_version":"1.0","source":{"id":"1007.3783","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1007.3783","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"arxiv_version","alias_value":"1007.3783v2","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1007.3783","created_at":"2026-05-18T02:06:11Z"},{"alias_kind":"pith_short_12","alias_value":"Z45KGRFFGFAI","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"Z45KGRFFGFAIHWXR","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"Z45KGRFF","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:c58bbcd0768f049a7317501a03839fe71ba80e75e0499d715bf2a7393f68e31e","target":"graph","created_at":"2026-05-18T02:06:11Z","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":"V2O3 nanocrystals can be synthesized through hydrothermal reduction of VO(OH)2 using hydrazine as a reducing agent. Addition of different ligands to the reaction produces nanoparticles, nanorods and nanoplatelets of different sizes. Small nanoparticles synthesized in this manner show suppression of the magnetic phase transition to lower temperatures. Using muon spin relaxation spectroscopy and synchrotron x-ray diffraction, it is determined that the volume fraction of the high-temperature phase, characterized by a rhombohedral structure and paramagnetism, gradually declines with decreasing tem","authors_text":"A. A. Aczel, G. M. Luke, J. P. Carlo, L. E. Brus, M. L. Steigerwald, P. W. Stephens, S. J. L. Billinge, V. A. Blagojevic, W. Zhou, Y. J. Uemura","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-07-22T01:59:50Z","title":"Magnetic phase transition in V2O3 nanocrystals"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1007.3783","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:a98b8b4d291d05d3c9f313fed3ef6cd5defe6d21f29c18296973433526b280fa","target":"record","created_at":"2026-05-18T02:06:11Z","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":"c9f1fb7a9c7be92b6bc90ecb08a938fdc4b5b920fd5bb2bed8257074d06d339f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2010-07-22T01:59:50Z","title_canon_sha256":"eb97cb56392f91a10616088e2da91447d414f9ae83857ffa98378a93e1151537"},"schema_version":"1.0","source":{"id":"1007.3783","kind":"arxiv","version":2}},"canonical_sha256":"cf3aa344a5314083daf1a5dec869e1b9a5758a8a9dec0ae2029a43790ec50c7f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf3aa344a5314083daf1a5dec869e1b9a5758a8a9dec0ae2029a43790ec50c7f","first_computed_at":"2026-05-18T02:06:11.802420Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:06:11.802420Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Lbf2jGHF/TbM7fjqnik1qzy0cMzQQQyPIFH+shmjBKjAxAjtEYwIboRGgWP4u1RV/UYOJldkWFmWC/qyckcaAw==","signature_status":"signed_v1","signed_at":"2026-05-18T02:06:11.803198Z","signed_message":"canonical_sha256_bytes"},"source_id":"1007.3783","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a98b8b4d291d05d3c9f313fed3ef6cd5defe6d21f29c18296973433526b280fa","sha256:c58bbcd0768f049a7317501a03839fe71ba80e75e0499d715bf2a7393f68e31e"],"state_sha256":"30a2f212fd153b7ae2ef02d627f3f87d566fc9d044b753852a80718e24468b79"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H92QWkOFdY9LHOflkJXcSrf4CauOA718eGtqXU8obbUBLEPykFTF/Dcr6UX4UthjkInfX/lHeBtDRWbo9MV1DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T12:43:00.869152Z","bundle_sha256":"303d113f385a90f564edfe619f6978c764dd82f578b3661b19ca7775f95a3e6c"}}