{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2010:WWC7YEIIPICH6BRVIJKHMBMA6H","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":"5e0fed11645f9baaa13e656cac34a92533f2adba32ef699c5cc48b95dcdf3d65","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2010-12-14T16:18:53Z","title_canon_sha256":"cc132cad0820563d6ec9b655ed3c5342ce37e006e02256fb6a0c4e8a2b307ad8"},"schema_version":"1.0","source":{"id":"1012.3076","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1012.3076","created_at":"2026-05-18T02:23:07Z"},{"alias_kind":"arxiv_version","alias_value":"1012.3076v2","created_at":"2026-05-18T02:23:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1012.3076","created_at":"2026-05-18T02:23:07Z"},{"alias_kind":"pith_short_12","alias_value":"WWC7YEIIPICH","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_16","alias_value":"WWC7YEIIPICH6BRV","created_at":"2026-05-18T12:26:17Z"},{"alias_kind":"pith_short_8","alias_value":"WWC7YEII","created_at":"2026-05-18T12:26:17Z"}],"graph_snapshots":[{"event_id":"sha256:3007426f11f4c0bf8fd302c566a0b462b8df31458e3f5b746f67f6fdede65831","target":"graph","created_at":"2026-05-18T02:23:07Z","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":"Using the minima hopping global geometry optimization method on the density functional potential energy surface we study medium size and large boron clusters. Even though for isolated medium size clusters the ground state is a cage like structure they are unstable against external perturbations such as contact with other clusters. The energy landscape of larger boron clusters is glass like and has a large number of structures which are lower in energy than the cages. This is in contrast to carbon and boron nitride systems which can be clearly identified as structure seekers in our minima hoppi","authors_text":"Alexander Willand, Luigi Genovese, Maximilian Amsler, Pascal Pochet, Sandip De, Stefan Goedecker","cross_cats":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2010-12-14T16:18:53Z","title":"The energy landscape of fullerene materials: a comparison between boron, boron-nitride and carbon"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1012.3076","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":"sha256:06bbc793183a26e120effe0b639a289cb4e5d923ebdb5884c4ad02f0ef6ebcb2","target":"record","created_at":"2026-05-18T02:23:07Z","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":"5e0fed11645f9baaa13e656cac34a92533f2adba32ef699c5cc48b95dcdf3d65","cross_cats_sorted":["cond-mat.mes-hall","cond-mat.mtrl-sci"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atm-clus","submitted_at":"2010-12-14T16:18:53Z","title_canon_sha256":"cc132cad0820563d6ec9b655ed3c5342ce37e006e02256fb6a0c4e8a2b307ad8"},"schema_version":"1.0","source":{"id":"1012.3076","kind":"arxiv","version":2}},"canonical_sha256":"b585fc11087a047f06354254760580f1c708099504006e61a7eece6b7b7ee7fe","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b585fc11087a047f06354254760580f1c708099504006e61a7eece6b7b7ee7fe","first_computed_at":"2026-05-18T02:23:07.266181Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:23:07.266181Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"TmVSyRb1V2OwLcChVmbzQeccPMDrNKU1lQErHAVKyC47+hkUPQCiHSW0shusgOtP9Dtdnff4y/7sIsrweyUdDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T02:23:07.266698Z","signed_message":"canonical_sha256_bytes"},"source_id":"1012.3076","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:06bbc793183a26e120effe0b639a289cb4e5d923ebdb5884c4ad02f0ef6ebcb2","sha256:3007426f11f4c0bf8fd302c566a0b462b8df31458e3f5b746f67f6fdede65831"],"state_sha256":"3c2981465265905280b8799599e0b878b384b3798799680bef05fd35cc53e601"}