{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:GMTM3RX5HT5GIWEH6XNFBGZM3C","short_pith_number":"pith:GMTM3RX5","canonical_record":{"source":{"id":"1709.01878","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2017-09-06T16:25:50Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"63a5bf71ad3f1929fdde56cb9aa27ba739f94c7513a7f045f777af8cd482d49b","abstract_canon_sha256":"6cbdffd05ae3e816821aab82a15e6bdc8e57f845e63c542418c8f24686ffd875"},"schema_version":"1.0"},"canonical_sha256":"3326cdc6fd3cfa645887f5da509b2cd8bcf1c9158f024336639401533af2117d","source":{"kind":"arxiv","id":"1709.01878","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01878","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01878v1","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01878","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"pith_short_12","alias_value":"GMTM3RX5HT5G","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GMTM3RX5HT5GIWEH","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GMTM3RX5","created_at":"2026-05-18T12:31:18Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:GMTM3RX5HT5GIWEH6XNFBGZM3C","target":"record","payload":{"canonical_record":{"source":{"id":"1709.01878","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2017-09-06T16:25:50Z","cross_cats_sorted":["physics.chem-ph"],"title_canon_sha256":"63a5bf71ad3f1929fdde56cb9aa27ba739f94c7513a7f045f777af8cd482d49b","abstract_canon_sha256":"6cbdffd05ae3e816821aab82a15e6bdc8e57f845e63c542418c8f24686ffd875"},"schema_version":"1.0"},"canonical_sha256":"3326cdc6fd3cfa645887f5da509b2cd8bcf1c9158f024336639401533af2117d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:35:54.133390Z","signature_b64":"cHp9FtF61OwbXdws5rF3JCCC/EYtmPbbnWkE/vlsgRzm0PzYYBhxtxtfKruUVmIaJOjxhODsQmJwWNSavKTJDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3326cdc6fd3cfa645887f5da509b2cd8bcf1c9158f024336639401533af2117d","last_reissued_at":"2026-05-18T00:35:54.132917Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:35:54.132917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1709.01878","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":"2026-05-18T00:35:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bdwOFchsB6qnM4hhcJgcVffsgOe7T6iHZjgtuXoow/aR6IhV4hKGbz5Ht2Ur6W5EgPg4MUs09d8G7uc56W+XBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T09:57:43.398142Z"},"content_sha256":"06d5d39185572986810db236feded73ef956a7b228022d151a535b8cd128452a","schema_version":"1.0","event_id":"sha256:06d5d39185572986810db236feded73ef956a7b228022d151a535b8cd128452a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:GMTM3RX5HT5GIWEH6XNFBGZM3C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Record High Magnetic Anisotropy in Chemically Engineered Iridium Dimer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.chem-ph"],"primary_cat":"physics.atm-clus","authors_text":"Jijun Zhao, Jun Hu, Xiao Cheng Zeng, Xiaoqing Liang, Xue Wu","submitted_at":"2017-09-06T16:25:50Z","abstract_excerpt":"Exploring giant magnetic anisotropy in small magnetic nanostructures is of both fundamental interest and technological merit for information storage. To prevent spin flipping at room temperature due to thermal fluctuation, large magnetic anisotropy energy (MAE) over 50 meV in magnetic nanostructure is desired for practical applications. We chose one of the smallest magnetic nanostructures-Ir2 dimer, to investigate its magnetic properties and explore possible approach to engineer the magnetic anisotropy. Through systematic first-principles calculations, we found that the Ir2 dimer already posse"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01878","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":"2026-05-18T00:35:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZmyYMDRqxN2VGzGdBE0HM02oLQwWPo14iS8rAoXsMneF7IiY2ROV2DASIS4ejCsxFQjfjPHv3WSg0+trfxUvBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-08T09:57:43.398518Z"},"content_sha256":"34553a45e7559c7b9fe9d3f05f7e4d665c368008fe47012f80d1327457a10fbb","schema_version":"1.0","event_id":"sha256:34553a45e7559c7b9fe9d3f05f7e4d665c368008fe47012f80d1327457a10fbb"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/bundle.json","state_url":"https://pith.science/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/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":"2026-06-08T09:57:43Z","links":{"resolver":"https://pith.science/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C","bundle":"https://pith.science/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/bundle.json","state":"https://pith.science/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/GMTM3RX5HT5GIWEH6XNFBGZM3C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:GMTM3RX5HT5GIWEH6XNFBGZM3C","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":"6cbdffd05ae3e816821aab82a15e6bdc8e57f845e63c542418c8f24686ffd875","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2017-09-06T16:25:50Z","title_canon_sha256":"63a5bf71ad3f1929fdde56cb9aa27ba739f94c7513a7f045f777af8cd482d49b"},"schema_version":"1.0","source":{"id":"1709.01878","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1709.01878","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"arxiv_version","alias_value":"1709.01878v1","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.01878","created_at":"2026-05-18T00:35:54Z"},{"alias_kind":"pith_short_12","alias_value":"GMTM3RX5HT5G","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_16","alias_value":"GMTM3RX5HT5GIWEH","created_at":"2026-05-18T12:31:18Z"},{"alias_kind":"pith_short_8","alias_value":"GMTM3RX5","created_at":"2026-05-18T12:31:18Z"}],"graph_snapshots":[{"event_id":"sha256:34553a45e7559c7b9fe9d3f05f7e4d665c368008fe47012f80d1327457a10fbb","target":"graph","created_at":"2026-05-18T00:35:54Z","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":"Exploring giant magnetic anisotropy in small magnetic nanostructures is of both fundamental interest and technological merit for information storage. To prevent spin flipping at room temperature due to thermal fluctuation, large magnetic anisotropy energy (MAE) over 50 meV in magnetic nanostructure is desired for practical applications. We chose one of the smallest magnetic nanostructures-Ir2 dimer, to investigate its magnetic properties and explore possible approach to engineer the magnetic anisotropy. Through systematic first-principles calculations, we found that the Ir2 dimer already posse","authors_text":"Jijun Zhao, Jun Hu, Xiao Cheng Zeng, Xiaoqing Liang, Xue Wu","cross_cats":["physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2017-09-06T16:25:50Z","title":"Record High Magnetic Anisotropy in Chemically Engineered Iridium Dimer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.01878","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":"sha256:06d5d39185572986810db236feded73ef956a7b228022d151a535b8cd128452a","target":"record","created_at":"2026-05-18T00:35:54Z","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":"6cbdffd05ae3e816821aab82a15e6bdc8e57f845e63c542418c8f24686ffd875","cross_cats_sorted":["physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2017-09-06T16:25:50Z","title_canon_sha256":"63a5bf71ad3f1929fdde56cb9aa27ba739f94c7513a7f045f777af8cd482d49b"},"schema_version":"1.0","source":{"id":"1709.01878","kind":"arxiv","version":1}},"canonical_sha256":"3326cdc6fd3cfa645887f5da509b2cd8bcf1c9158f024336639401533af2117d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3326cdc6fd3cfa645887f5da509b2cd8bcf1c9158f024336639401533af2117d","first_computed_at":"2026-05-18T00:35:54.132917Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:35:54.132917Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cHp9FtF61OwbXdws5rF3JCCC/EYtmPbbnWkE/vlsgRzm0PzYYBhxtxtfKruUVmIaJOjxhODsQmJwWNSavKTJDg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:35:54.133390Z","signed_message":"canonical_sha256_bytes"},"source_id":"1709.01878","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:06d5d39185572986810db236feded73ef956a7b228022d151a535b8cd128452a","sha256:34553a45e7559c7b9fe9d3f05f7e4d665c368008fe47012f80d1327457a10fbb"],"state_sha256":"48a71ae415319cb6d2e9d39e610ce70b7db158616c2ca67a8df9c7b5c66305b3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"30t+xt2Z7KujUQAki9XusOnZSiz7ZckEJwya6Hr0p7h2WEe0SlheuhOxYc/eHmf0wnxGFs8RLhOpcfBgQE7pAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-08T09:57:43.400362Z","bundle_sha256":"cf0d6de780999a5046dd1719eb3e81a6f2a5e9ff11f8594dc1c728f5a5ca6044"}}