{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:EAKE5FSVHFQTWZ37SX3QMTRNBH","short_pith_number":"pith:EAKE5FSV","canonical_record":{"source":{"id":"1712.09169","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-26T03:28:46Z","cross_cats_sorted":[],"title_canon_sha256":"70c6a36e8158a76f641de8917bf3e0b6ae864e9e68e666ff0c567648e0e247fe","abstract_canon_sha256":"c9443295c91509f09f4a86d0a09131433aefd7be0ee23f490e692af9f99ee3c5"},"schema_version":"1.0"},"canonical_sha256":"20144e965539613b677f95f7064e2d09fd26f542cf3877b092a66ec41bcba69d","source":{"kind":"arxiv","id":"1712.09169","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09169","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09169v2","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09169","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"pith_short_12","alias_value":"EAKE5FSVHFQT","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"EAKE5FSVHFQTWZ37","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"EAKE5FSV","created_at":"2026-05-18T12:31:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:EAKE5FSVHFQTWZ37SX3QMTRNBH","target":"record","payload":{"canonical_record":{"source":{"id":"1712.09169","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-26T03:28:46Z","cross_cats_sorted":[],"title_canon_sha256":"70c6a36e8158a76f641de8917bf3e0b6ae864e9e68e666ff0c567648e0e247fe","abstract_canon_sha256":"c9443295c91509f09f4a86d0a09131433aefd7be0ee23f490e692af9f99ee3c5"},"schema_version":"1.0"},"canonical_sha256":"20144e965539613b677f95f7064e2d09fd26f542cf3877b092a66ec41bcba69d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:03:41.590909Z","signature_b64":"Qh+haz03MV0aagFuRHtsz7iujebeekDQjSjMwjBziHdyqNNIMRPpAXT7j7pQExcqgPX6GGkKqcNkr+zfqooQAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"20144e965539613b677f95f7064e2d09fd26f542cf3877b092a66ec41bcba69d","last_reissued_at":"2026-05-18T00:03:41.590499Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:03:41.590499Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1712.09169","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":"2026-05-18T00:03:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9FNvPOXtRv52wOdGESsOLYD50t9tj+DFQGryP9h7isEEY9SCoWpdsltFPxSPeCJVe7YgvaAlCsbvzGtnmVc3Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T17:36:30.352279Z"},"content_sha256":"c9afbb8450ab318c8e9383d624a69782cdbfb32e0e6cd0c22e1aa02fbe9a7be5","schema_version":"1.0","event_id":"sha256:c9afbb8450ab318c8e9383d624a69782cdbfb32e0e6cd0c22e1aa02fbe9a7be5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:EAKE5FSVHFQTWZ37SX3QMTRNBH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum paramagnet near spin-state transition","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.str-el","authors_text":"K. Iwasa, K. Ohgushi, K. Tomiyasu, M Kofu, M. Onodera, N. Ito, R. Okazaki, S. Ishihara, S. Ohira-Kawamura, T. Aoyama, T. Kamiyama, T. Nojima, Y. Ishikawa, Y. Takahashi","submitted_at":"2017-12-26T03:28:46Z","abstract_excerpt":"Spin-state transition, also known as spin crossover, plays a key role in diverse systems, including minerals and biological materials. In theory, the boundary range between the low- and high-spin states is expected to enrich the transition and give rise to unusual physical states. However, no compound that realizes a nearly degenerate critical range as the ground state without requiring special external conditions has yet been experimentally identified. This study reports that, by comprehensive measurements of macroscopic physical properties, X-ray diffractometry, and neutron spectroscopy, the"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09169","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":"2026-05-18T00:03:41Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nStu3UKyKO/rB6dF3mdhJqXhSsPnn0lg/z9EEC3jnRVnZLj6wyKqMoWv9U3J470F5zCc+0f5pjvfAtdw4nZiCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T17:36:30.352648Z"},"content_sha256":"78f402ce646fee57e78582220cf288aaad15b5c19f6c0ad8aaf5a9a599f11c84","schema_version":"1.0","event_id":"sha256:78f402ce646fee57e78582220cf288aaad15b5c19f6c0ad8aaf5a9a599f11c84"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/bundle.json","state_url":"https://pith.science/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/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":"2026-06-01T17:36:30Z","links":{"resolver":"https://pith.science/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH","bundle":"https://pith.science/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/bundle.json","state":"https://pith.science/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/EAKE5FSVHFQTWZ37SX3QMTRNBH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:EAKE5FSVHFQTWZ37SX3QMTRNBH","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":"c9443295c91509f09f4a86d0a09131433aefd7be0ee23f490e692af9f99ee3c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-26T03:28:46Z","title_canon_sha256":"70c6a36e8158a76f641de8917bf3e0b6ae864e9e68e666ff0c567648e0e247fe"},"schema_version":"1.0","source":{"id":"1712.09169","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1712.09169","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"arxiv_version","alias_value":"1712.09169v2","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1712.09169","created_at":"2026-05-18T00:03:41Z"},{"alias_kind":"pith_short_12","alias_value":"EAKE5FSVHFQT","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_16","alias_value":"EAKE5FSVHFQTWZ37","created_at":"2026-05-18T12:31:12Z"},{"alias_kind":"pith_short_8","alias_value":"EAKE5FSV","created_at":"2026-05-18T12:31:12Z"}],"graph_snapshots":[{"event_id":"sha256:78f402ce646fee57e78582220cf288aaad15b5c19f6c0ad8aaf5a9a599f11c84","target":"graph","created_at":"2026-05-18T00:03:41Z","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":"Spin-state transition, also known as spin crossover, plays a key role in diverse systems, including minerals and biological materials. In theory, the boundary range between the low- and high-spin states is expected to enrich the transition and give rise to unusual physical states. However, no compound that realizes a nearly degenerate critical range as the ground state without requiring special external conditions has yet been experimentally identified. This study reports that, by comprehensive measurements of macroscopic physical properties, X-ray diffractometry, and neutron spectroscopy, the","authors_text":"K. Iwasa, K. Ohgushi, K. Tomiyasu, M Kofu, M. Onodera, N. Ito, R. Okazaki, S. Ishihara, S. Ohira-Kawamura, T. Aoyama, T. Kamiyama, T. Nojima, Y. Ishikawa, Y. Takahashi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-26T03:28:46Z","title":"Quantum paramagnet near spin-state transition"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1712.09169","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:c9afbb8450ab318c8e9383d624a69782cdbfb32e0e6cd0c22e1aa02fbe9a7be5","target":"record","created_at":"2026-05-18T00:03:41Z","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":"c9443295c91509f09f4a86d0a09131433aefd7be0ee23f490e692af9f99ee3c5","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.str-el","submitted_at":"2017-12-26T03:28:46Z","title_canon_sha256":"70c6a36e8158a76f641de8917bf3e0b6ae864e9e68e666ff0c567648e0e247fe"},"schema_version":"1.0","source":{"id":"1712.09169","kind":"arxiv","version":2}},"canonical_sha256":"20144e965539613b677f95f7064e2d09fd26f542cf3877b092a66ec41bcba69d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"20144e965539613b677f95f7064e2d09fd26f542cf3877b092a66ec41bcba69d","first_computed_at":"2026-05-18T00:03:41.590499Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:03:41.590499Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qh+haz03MV0aagFuRHtsz7iujebeekDQjSjMwjBziHdyqNNIMRPpAXT7j7pQExcqgPX6GGkKqcNkr+zfqooQAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:03:41.590909Z","signed_message":"canonical_sha256_bytes"},"source_id":"1712.09169","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c9afbb8450ab318c8e9383d624a69782cdbfb32e0e6cd0c22e1aa02fbe9a7be5","sha256:78f402ce646fee57e78582220cf288aaad15b5c19f6c0ad8aaf5a9a599f11c84"],"state_sha256":"b17d51f3883704017e258a6b60a4d357974efda26e8bdd0c38ca8c0e2ca0cbbd"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ogfo+EKHWsdYyO6vrUH8pEo0uT9WmgSkjZBqDZPJq6lIppUj8G0lYu8IkGfnqTy2zH/TVpBd0v2FvUGXz66QAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T17:36:30.354571Z","bundle_sha256":"f954caf0bb6c28fbd7d30915a2bbd434b127ba38aae1a6a4280d7fb5434eec7e"}}