{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:3LBLW5IG3UPVEVKVDSKASYEQGU","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":"d6e946a38f005b67148c0c37915dcc44737a7e6dbc96ba6c63013e33b3be6d67","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-08-26T10:27:40Z","title_canon_sha256":"8f650fe4eeaf21a87a4062c7c3d55cb39e33454a9b08688256bbd5cb07cc1ce9"},"schema_version":"1.0","source":{"id":"2008.11475","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.11475","created_at":"2026-07-05T01:30:45Z"},{"alias_kind":"arxiv_version","alias_value":"2008.11475v1","created_at":"2026-07-05T01:30:45Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.11475","created_at":"2026-07-05T01:30:45Z"},{"alias_kind":"pith_short_12","alias_value":"3LBLW5IG3UPV","created_at":"2026-07-05T01:30:45Z"},{"alias_kind":"pith_short_16","alias_value":"3LBLW5IG3UPVEVKV","created_at":"2026-07-05T01:30:45Z"},{"alias_kind":"pith_short_8","alias_value":"3LBLW5IG","created_at":"2026-07-05T01:30:45Z"}],"graph_snapshots":[{"event_id":"sha256:1b71fcf70460898db7e2c1cdd0a239a9d46e4f684331a3770ccc4a30f6e15fe9","target":"graph","created_at":"2026-07-05T01:30:45Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2008.11475/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Clathrates are lightweight, cage-like, fully-sp3 three dimensional (3D) structures that are experimentally-available for several host elements of the IV group. However, carbon clathrates are as yet hypothetical structures. Herein, the mechanical properties of Type-I-C46 Type-II-C34 and Type-H-C34 carbon clathrates are explored by first-principles calculations. It is revealed that those carbon clathrates show distinct anisotropic patterns in ideal tensile/shear strengths and critical tensile/shear strains, with maximum ideal tensile strength of Type-I carbon clathrate that is superior over that","authors_text":"Jianyang Wu, Jinghui Zhu, Ke Xu, Zhisen Zhang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-08-26T10:27:40Z","title":"Mechanical Metastructures of Triple Periodic Carbon Clathrates"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.11475","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":"sha256:3fe48e62a4b05bfb77ae6952070b8dd8ec42e4fafb792e3c0eb99413c28ca1c5","target":"record","created_at":"2026-07-05T01:30:45Z","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":"d6e946a38f005b67148c0c37915dcc44737a7e6dbc96ba6c63013e33b3be6d67","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2020-08-26T10:27:40Z","title_canon_sha256":"8f650fe4eeaf21a87a4062c7c3d55cb39e33454a9b08688256bbd5cb07cc1ce9"},"schema_version":"1.0","source":{"id":"2008.11475","kind":"arxiv","version":1}},"canonical_sha256":"dac2bb7506dd1f5255551c94096090350fa68deb65640f7de538ec2fc25a879e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"dac2bb7506dd1f5255551c94096090350fa68deb65640f7de538ec2fc25a879e","first_computed_at":"2026-07-05T01:30:45.197888Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:30:45.197888Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"sV9unyUUnHAt3PgIfUsqtvncXCYNxJe5vlUY2ReKhA8fajUmGAmRkHqvgZ+TQeWa2/fndqbuLDv1NzJJ6tv5CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T01:30:45.198278Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.11475","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3fe48e62a4b05bfb77ae6952070b8dd8ec42e4fafb792e3c0eb99413c28ca1c5","sha256:1b71fcf70460898db7e2c1cdd0a239a9d46e4f684331a3770ccc4a30f6e15fe9"],"state_sha256":"f4f59ac340617a3e161c4133c78aebb8a7acc6429ceed5a9dd44ba02914cb148"}