{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2011:QFPJKKJDJIFG7ZY3XVTD3YADZI","short_pith_number":"pith:QFPJKKJD","schema_version":"1.0","canonical_sha256":"815e9529234a0a6fe71bbd663de003ca1f26a269b9e1ce1143b41d68ad7a622d","source":{"kind":"arxiv","id":"1107.2174","version":1},"attestation_state":"computed","paper":{"title":"Ultra-strong Adhesion of Graphene Membranes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"J. Scott Bunch, Martin L. Dunn, Narasimha G. Boddeti, Steven P. Koenig","submitted_at":"2011-07-12T00:53:18Z","abstract_excerpt":"As mechanical structures enter the nanoscale regime, the influence of van der Waals forces increases. Graphene is attractive for nanomechanical systems because its Young's modulus and strength are both intrinsically high, but the mechanical behavior of graphene is also strongly influenced by the van der Waals force. For example, this force clamps graphene samples to substrates, and also holds together the individual graphene sheets in multilayer samples. Here we use a pressurized blister test to directly measure the adhesion energy of graphene sheets with a silicon oxide substrate. We find an "},"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":"1107.2174","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mes-hall","submitted_at":"2011-07-12T00:53:18Z","cross_cats_sorted":["cond-mat.mtrl-sci"],"title_canon_sha256":"c25faabeddfa0b53b633ecbd7677ec37513bd6d4702071f007ff75274e013fb9","abstract_canon_sha256":"bc3789c99dc8574447f59c78732b83c99fd3468e41cc1bfe63e457c9f9159334"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:01:19.978825Z","signature_b64":"YBkq+X6rUHojmDtA+nx17TksUDz3NYzogZM8khDMWWTJxF+yGDJw4AdwjD6rg4hf6werEd4G2n9imICLy0hPDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"815e9529234a0a6fe71bbd663de003ca1f26a269b9e1ce1143b41d68ad7a622d","last_reissued_at":"2026-05-18T02:01:19.977596Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:01:19.977596Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Ultra-strong Adhesion of Graphene Membranes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.mtrl-sci"],"primary_cat":"cond-mat.mes-hall","authors_text":"J. Scott Bunch, Martin L. Dunn, Narasimha G. Boddeti, Steven P. Koenig","submitted_at":"2011-07-12T00:53:18Z","abstract_excerpt":"As mechanical structures enter the nanoscale regime, the influence of van der Waals forces increases. Graphene is attractive for nanomechanical systems because its Young's modulus and strength are both intrinsically high, but the mechanical behavior of graphene is also strongly influenced by the van der Waals force. For example, this force clamps graphene samples to substrates, and also holds together the individual graphene sheets in multilayer samples. Here we use a pressurized blister test to directly measure the adhesion energy of graphene sheets with a silicon oxide substrate. We find an "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.2174","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":"1107.2174","created_at":"2026-05-18T02:01:19.977793+00:00"},{"alias_kind":"arxiv_version","alias_value":"1107.2174v1","created_at":"2026-05-18T02:01:19.977793+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.2174","created_at":"2026-05-18T02:01:19.977793+00:00"},{"alias_kind":"pith_short_12","alias_value":"QFPJKKJDJIFG","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_16","alias_value":"QFPJKKJDJIFG7ZY3","created_at":"2026-05-18T12:26:39.201973+00:00"},{"alias_kind":"pith_short_8","alias_value":"QFPJKKJD","created_at":"2026-05-18T12:26:39.201973+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/QFPJKKJDJIFG7ZY3XVTD3YADZI","json":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI.json","graph_json":"https://pith.science/api/pith-number/QFPJKKJDJIFG7ZY3XVTD3YADZI/graph.json","events_json":"https://pith.science/api/pith-number/QFPJKKJDJIFG7ZY3XVTD3YADZI/events.json","paper":"https://pith.science/paper/QFPJKKJD"},"agent_actions":{"view_html":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI","download_json":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI.json","view_paper":"https://pith.science/paper/QFPJKKJD","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1107.2174&json=true","fetch_graph":"https://pith.science/api/pith-number/QFPJKKJDJIFG7ZY3XVTD3YADZI/graph.json","fetch_events":"https://pith.science/api/pith-number/QFPJKKJDJIFG7ZY3XVTD3YADZI/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI/action/timestamp_anchor","attest_storage":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI/action/storage_attestation","attest_author":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI/action/author_attestation","sign_citation":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI/action/citation_signature","submit_replication":"https://pith.science/pith/QFPJKKJDJIFG7ZY3XVTD3YADZI/action/replication_record"}},"created_at":"2026-05-18T02:01:19.977793+00:00","updated_at":"2026-05-18T02:01:19.977793+00:00"}