{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:JTMGKHOYZ5SYCF6K3PZYTZ3RGH","short_pith_number":"pith:JTMGKHOY","schema_version":"1.0","canonical_sha256":"4cd8651dd8cf658117cadbf389e77131d97fcb06f67732f793e03a22bec75d37","source":{"kind":"arxiv","id":"1611.00345","version":2},"attestation_state":"computed","paper":{"title":"Fracture of a model cohesive granular material","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Alexander Schmeink, Arnaud Hemmerle, Lucas Goehring","submitted_at":"2016-11-01T19:32:12Z","abstract_excerpt":"We study experimentally the fracture mechanisms of a model cohesive granular medium consisting of glass beads held together by solidified polymer bridges. The elastic response of this material can be controlled by changing the cross-linking of the polymer phase, for example. Here we show that its fracture toughness can be tuned over an order of magnitude by adjusting the stiffness and size of the polymer bridges. We extract a well-defined fracture energy from fracture testing under a range of material preparations. This energy is found to scale linearly with the cross-sectional area of the bri"},"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":"1611.00345","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.soft","submitted_at":"2016-11-01T19:32:12Z","cross_cats_sorted":["cond-mat.dis-nn","cond-mat.mtrl-sci"],"title_canon_sha256":"089fbc286f90a4be9f7edf0956b9e5e0ceeca4e9c35748821bc6d29d1b887e6d","abstract_canon_sha256":"489801b6d973354cbad861cbb8ff8380db8222139020fa396babe1f55a0ba40e"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:57.326760Z","signature_b64":"XY2EI2NdCp6Jzf3TXLWLJhedbSigSWKp4/KdtHfxmrHSAAd93CHDl5AgFwjwhy5cfCymWQ4D+3O6r95v2UlhCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"4cd8651dd8cf658117cadbf389e77131d97fcb06f67732f793e03a22bec75d37","last_reissued_at":"2026-05-18T00:14:57.326179Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:57.326179Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Fracture of a model cohesive granular material","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.dis-nn","cond-mat.mtrl-sci"],"primary_cat":"cond-mat.soft","authors_text":"Alexander Schmeink, Arnaud Hemmerle, Lucas Goehring","submitted_at":"2016-11-01T19:32:12Z","abstract_excerpt":"We study experimentally the fracture mechanisms of a model cohesive granular medium consisting of glass beads held together by solidified polymer bridges. The elastic response of this material can be controlled by changing the cross-linking of the polymer phase, for example. Here we show that its fracture toughness can be tuned over an order of magnitude by adjusting the stiffness and size of the polymer bridges. We extract a well-defined fracture energy from fracture testing under a range of material preparations. This energy is found to scale linearly with the cross-sectional area of the bri"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.00345","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":""},"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":"1611.00345","created_at":"2026-05-18T00:14:57.326284+00:00"},{"alias_kind":"arxiv_version","alias_value":"1611.00345v2","created_at":"2026-05-18T00:14:57.326284+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.00345","created_at":"2026-05-18T00:14:57.326284+00:00"},{"alias_kind":"pith_short_12","alias_value":"JTMGKHOYZ5SY","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_16","alias_value":"JTMGKHOYZ5SYCF6K","created_at":"2026-05-18T12:30:25.849896+00:00"},{"alias_kind":"pith_short_8","alias_value":"JTMGKHOY","created_at":"2026-05-18T12:30:25.849896+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/JTMGKHOYZ5SYCF6K3PZYTZ3RGH","json":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH.json","graph_json":"https://pith.science/api/pith-number/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/graph.json","events_json":"https://pith.science/api/pith-number/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/events.json","paper":"https://pith.science/paper/JTMGKHOY"},"agent_actions":{"view_html":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH","download_json":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH.json","view_paper":"https://pith.science/paper/JTMGKHOY","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1611.00345&json=true","fetch_graph":"https://pith.science/api/pith-number/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/graph.json","fetch_events":"https://pith.science/api/pith-number/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/action/timestamp_anchor","attest_storage":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/action/storage_attestation","attest_author":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/action/author_attestation","sign_citation":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/action/citation_signature","submit_replication":"https://pith.science/pith/JTMGKHOYZ5SYCF6K3PZYTZ3RGH/action/replication_record"}},"created_at":"2026-05-18T00:14:57.326284+00:00","updated_at":"2026-05-18T00:14:57.326284+00:00"}