{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:MI255PKG3JQO3ZH5RIEMAT76MM","short_pith_number":"pith:MI255PKG","schema_version":"1.0","canonical_sha256":"6235debd46da60ede4fd8a08c04ffe631df9cacefea3ef2b500045b36757d61e","source":{"kind":"arxiv","id":"1811.01112","version":1},"attestation_state":"computed","paper":{"title":"Structural, Electronic and Mechanical properties of all-sp$^2$ graphene allotropes: the specific strength of tilene parent is higher than that of graphene and flakene has the minimal density","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrea Pedrielli, Nicola M. Pugno, Ruggero Gabbrielli, Silvio a Beccara, Simone Taioli, Tommaso Morresi","submitted_at":"2018-11-02T22:28:33Z","abstract_excerpt":"In this work a systematic approach to the search for all-$sp^2$ bonded carbon allotropes with low density is presented. In particular, we obtain a number of novel energetically stable crystal structures, whose arrangement is closely related to the topology of graphene, by modifying the packing of congruent discs under the condition of local stability. Our procedure starts from an initial parent topology and proceeds to generate daughter architectures derived by lowering the packing factors. Furthermore, we assess both the electronic properties, such as the band structure and the density of sta"},"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":"1811.01112","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-11-02T22:28:33Z","cross_cats_sorted":[],"title_canon_sha256":"59f8246a10bc714acae695cabbcb85ec94776f01a18cb389d856b7f98408306f","abstract_canon_sha256":"7aa31c6025e11cf084c096325d74d870cf65ff59b964e5837fe8162a6946d8bb"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:01:37.093927Z","signature_b64":"6Xn4Tj7Cv7egy0Ic4En6ZLcezVExzbX3nqSX50Yhd43JcaPbwPxf8ohqmchEQTAdQf6TEsOzNkA4UvwvVp+RBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6235debd46da60ede4fd8a08c04ffe631df9cacefea3ef2b500045b36757d61e","last_reissued_at":"2026-05-18T00:01:37.093442Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:01:37.093442Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Structural, Electronic and Mechanical properties of all-sp$^2$ graphene allotropes: the specific strength of tilene parent is higher than that of graphene and flakene has the minimal density","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Andrea Pedrielli, Nicola M. Pugno, Ruggero Gabbrielli, Silvio a Beccara, Simone Taioli, Tommaso Morresi","submitted_at":"2018-11-02T22:28:33Z","abstract_excerpt":"In this work a systematic approach to the search for all-$sp^2$ bonded carbon allotropes with low density is presented. In particular, we obtain a number of novel energetically stable crystal structures, whose arrangement is closely related to the topology of graphene, by modifying the packing of congruent discs under the condition of local stability. Our procedure starts from an initial parent topology and proceeds to generate daughter architectures derived by lowering the packing factors. Furthermore, we assess both the electronic properties, such as the band structure and the density of sta"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1811.01112","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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1811.01112","created_at":"2026-05-18T00:01:37.093519+00:00"},{"alias_kind":"arxiv_version","alias_value":"1811.01112v1","created_at":"2026-05-18T00:01:37.093519+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1811.01112","created_at":"2026-05-18T00:01:37.093519+00:00"},{"alias_kind":"pith_short_12","alias_value":"MI255PKG3JQO","created_at":"2026-05-18T12:32:37.024351+00:00"},{"alias_kind":"pith_short_16","alias_value":"MI255PKG3JQO3ZH5","created_at":"2026-05-18T12:32:37.024351+00:00"},{"alias_kind":"pith_short_8","alias_value":"MI255PKG","created_at":"2026-05-18T12:32:37.024351+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/MI255PKG3JQO3ZH5RIEMAT76MM","json":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM.json","graph_json":"https://pith.science/api/pith-number/MI255PKG3JQO3ZH5RIEMAT76MM/graph.json","events_json":"https://pith.science/api/pith-number/MI255PKG3JQO3ZH5RIEMAT76MM/events.json","paper":"https://pith.science/paper/MI255PKG"},"agent_actions":{"view_html":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM","download_json":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM.json","view_paper":"https://pith.science/paper/MI255PKG","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1811.01112&json=true","fetch_graph":"https://pith.science/api/pith-number/MI255PKG3JQO3ZH5RIEMAT76MM/graph.json","fetch_events":"https://pith.science/api/pith-number/MI255PKG3JQO3ZH5RIEMAT76MM/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM/action/timestamp_anchor","attest_storage":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM/action/storage_attestation","attest_author":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM/action/author_attestation","sign_citation":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM/action/citation_signature","submit_replication":"https://pith.science/pith/MI255PKG3JQO3ZH5RIEMAT76MM/action/replication_record"}},"created_at":"2026-05-18T00:01:37.093519+00:00","updated_at":"2026-05-18T00:01:37.093519+00:00"}