{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2019:F5AIVJSCERL5HQBFP3HMHIHKEY","short_pith_number":"pith:F5AIVJSC","schema_version":"1.0","canonical_sha256":"2f408aa6422457d3c0257ecec3a0ea2632963a994bfa65cf85d17f4c101eac09","source":{"kind":"arxiv","id":"1908.03614","version":2},"attestation_state":"computed","paper":{"title":"Magnetic and thermodynamic properties of the octanuclear nickel phosphonate-based cage","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Hamid Arian Zad, Nerses Ananikian, Ralph Kenna","submitted_at":"2019-08-09T20:06:16Z","abstract_excerpt":"We report a detailed theoretical investigation into the influence of anisotropy on the magnetic and thermodynamic properties of an octanuclear nickel phosphonate cage with butterfly-shaped molecular geometry, namely $\\mathrm{Ni}_8(\\mu_3-\\mathrm{OH})_4(\\mathrm{OMe})_2(\\mathrm{O}_3\\mathrm{PR}_1)_2 (\\mathrm{O}_2\\mathrm{C}^t\\mathrm{Bu})_6 (\\mathrm{HO}_2\\mathrm{C}^t\\mathrm{Bu})_8$. To validate our exact diagonalization approach, we firstly compare results with simulations and experiment in the isotropic case. Having established concurrence, we then introduce uniaxial single-ion anisotropy and Heise"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1908.03614","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cond-mat.stat-mech","submitted_at":"2019-08-09T20:06:16Z","cross_cats_sorted":["cond-mat.str-el"],"title_canon_sha256":"167e929769ae345517e65dd68faefe197eaffde10625535808d7ecbc78394e90","abstract_canon_sha256":"cab34ea76382cd73175ff3be9a2dc731c302c5baf2ca6102d4022083ab6ccc25"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:08:07.338390Z","signature_b64":"spBCvmd3ePgI+AUGjgn9RSL6cnJ6tZLkUcCgzKyKrc3q/FiFhHzDnmNqX4ZFoYLLgCOdcG1O2guuYr8UQPX8CA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f408aa6422457d3c0257ecec3a0ea2632963a994bfa65cf85d17f4c101eac09","last_reissued_at":"2026-07-05T00:08:07.337856Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:08:07.337856Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Magnetic and thermodynamic properties of the octanuclear nickel phosphonate-based cage","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cond-mat.str-el"],"primary_cat":"cond-mat.stat-mech","authors_text":"Hamid Arian Zad, Nerses Ananikian, Ralph Kenna","submitted_at":"2019-08-09T20:06:16Z","abstract_excerpt":"We report a detailed theoretical investigation into the influence of anisotropy on the magnetic and thermodynamic properties of an octanuclear nickel phosphonate cage with butterfly-shaped molecular geometry, namely $\\mathrm{Ni}_8(\\mu_3-\\mathrm{OH})_4(\\mathrm{OMe})_2(\\mathrm{O}_3\\mathrm{PR}_1)_2 (\\mathrm{O}_2\\mathrm{C}^t\\mathrm{Bu})_6 (\\mathrm{HO}_2\\mathrm{C}^t\\mathrm{Bu})_8$. To validate our exact diagonalization approach, we firstly compare results with simulations and experiment in the isotropic case. Having established concurrence, we then introduce uniaxial single-ion anisotropy and Heise"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.03614","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/1908.03614/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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1908.03614","created_at":"2026-07-05T00:08:07.337928+00:00"},{"alias_kind":"arxiv_version","alias_value":"1908.03614v2","created_at":"2026-07-05T00:08:07.337928+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.03614","created_at":"2026-07-05T00:08:07.337928+00:00"},{"alias_kind":"pith_short_12","alias_value":"F5AIVJSCERL5","created_at":"2026-07-05T00:08:07.337928+00:00"},{"alias_kind":"pith_short_16","alias_value":"F5AIVJSCERL5HQBF","created_at":"2026-07-05T00:08:07.337928+00:00"},{"alias_kind":"pith_short_8","alias_value":"F5AIVJSC","created_at":"2026-07-05T00:08:07.337928+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY","json":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY.json","graph_json":"https://pith.science/api/pith-number/F5AIVJSCERL5HQBFP3HMHIHKEY/graph.json","events_json":"https://pith.science/api/pith-number/F5AIVJSCERL5HQBFP3HMHIHKEY/events.json","paper":"https://pith.science/paper/F5AIVJSC"},"agent_actions":{"view_html":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY","download_json":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY.json","view_paper":"https://pith.science/paper/F5AIVJSC","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1908.03614&json=true","fetch_graph":"https://pith.science/api/pith-number/F5AIVJSCERL5HQBFP3HMHIHKEY/graph.json","fetch_events":"https://pith.science/api/pith-number/F5AIVJSCERL5HQBFP3HMHIHKEY/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY/action/timestamp_anchor","attest_storage":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY/action/storage_attestation","attest_author":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY/action/author_attestation","sign_citation":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY/action/citation_signature","submit_replication":"https://pith.science/pith/F5AIVJSCERL5HQBFP3HMHIHKEY/action/replication_record"}},"created_at":"2026-07-05T00:08:07.337928+00:00","updated_at":"2026-07-05T00:08:07.337928+00:00"}