{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:O6BD2YO4O7NGLBDYZG4GTVVTJW","short_pith_number":"pith:O6BD2YO4","canonical_record":{"source":{"id":"1812.08312","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-12-20T01:57:46Z","cross_cats_sorted":[],"title_canon_sha256":"a6318486e5d9eefbab406df2c8cbb0d88e6adc4c875f402a5c590be3c5e6b613","abstract_canon_sha256":"f6127b2e699ad3fb196f30c27ad13094f9839d80d027d3ccb640911f7c453e3f"},"schema_version":"1.0"},"canonical_sha256":"77823d61dc77da658478c9b869d6b34da66e27d7399af6e522d0405bce26b598","source":{"kind":"arxiv","id":"1812.08312","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.08312","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"arxiv_version","alias_value":"1812.08312v2","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.08312","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"pith_short_12","alias_value":"O6BD2YO4O7NG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"O6BD2YO4O7NGLBDY","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"O6BD2YO4","created_at":"2026-05-18T12:32:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:O6BD2YO4O7NGLBDYZG4GTVVTJW","target":"record","payload":{"canonical_record":{"source":{"id":"1812.08312","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-12-20T01:57:46Z","cross_cats_sorted":[],"title_canon_sha256":"a6318486e5d9eefbab406df2c8cbb0d88e6adc4c875f402a5c590be3c5e6b613","abstract_canon_sha256":"f6127b2e699ad3fb196f30c27ad13094f9839d80d027d3ccb640911f7c453e3f"},"schema_version":"1.0"},"canonical_sha256":"77823d61dc77da658478c9b869d6b34da66e27d7399af6e522d0405bce26b598","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:57:30.473007Z","signature_b64":"8y90ByqLjsk+DkOr772ER1a+s/jB3ZxQ7S50w8xkqGlwEDSpqNODm+QRa3R7w5B4ogcxsF0Kzhlnhb7WJSaoAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"77823d61dc77da658478c9b869d6b34da66e27d7399af6e522d0405bce26b598","last_reissued_at":"2026-05-17T23:57:30.472216Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:57:30.472216Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1812.08312","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:57:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"AV8NpEVj1bGKH1QEpJULRD+chOFEjHSq2gozA5d0kYLZOTxtwwxrEHrPa0dPXDElBiImfW4L4RaxmALJSfOXBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:27:13.531431Z"},"content_sha256":"7ab790a9e6dec54f086d021eb8ca16876ad0e6a939f176c8b0bc38145f3e6155","schema_version":"1.0","event_id":"sha256:7ab790a9e6dec54f086d021eb8ca16876ad0e6a939f176c8b0bc38145f3e6155"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:O6BD2YO4O7NGLBDYZG4GTVVTJW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fracturing Behavior and Size Effect of Discontinuous Fiber Composite Structures with Different Platelet Sizes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.app-ph","authors_text":"Jinkyu Yang, Marco Salviato, Mark E. Tuttle, Seunghyun Ko","submitted_at":"2018-12-20T01:57:46Z","abstract_excerpt":"This study investigates the mode I intra-laminar fracture and size effect in Discontinuous Fiber Composites (DFCs). Towards this goal, the results of fracture tests on geometrically-scaled Single Edge Notch Tension (SENT) specimens are presented and critically discussed for three platelet sizes.\n  The results clearly show a decrease in nominal strength as the specimen size increases. This effect becomes more important as the structure size increases. It is found that, when the specimen is sufficiently large, the structural strength scales according to Linear Elastic Fracture Mechanics (LEFM) a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.08312","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:57:30Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"muluk777ay6n7uo6l/rttUUSZDh25LV6OZ8KjQefRAIGCVekFQyc2NUTo6NamFEnulbmGSwizK7gn88TIfdNCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T06:27:13.532128Z"},"content_sha256":"bbf98457033274c9cfcf9d11fbe416eab0b5d384908e55d0f4067f6bf9bb20be","schema_version":"1.0","event_id":"sha256:bbf98457033274c9cfcf9d11fbe416eab0b5d384908e55d0f4067f6bf9bb20be"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/bundle.json","state_url":"https://pith.science/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-27T06:27:13Z","links":{"resolver":"https://pith.science/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW","bundle":"https://pith.science/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/bundle.json","state":"https://pith.science/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/O6BD2YO4O7NGLBDYZG4GTVVTJW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:O6BD2YO4O7NGLBDYZG4GTVVTJW","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":"f6127b2e699ad3fb196f30c27ad13094f9839d80d027d3ccb640911f7c453e3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-12-20T01:57:46Z","title_canon_sha256":"a6318486e5d9eefbab406df2c8cbb0d88e6adc4c875f402a5c590be3c5e6b613"},"schema_version":"1.0","source":{"id":"1812.08312","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1812.08312","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"arxiv_version","alias_value":"1812.08312v2","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1812.08312","created_at":"2026-05-17T23:57:30Z"},{"alias_kind":"pith_short_12","alias_value":"O6BD2YO4O7NG","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_16","alias_value":"O6BD2YO4O7NGLBDY","created_at":"2026-05-18T12:32:43Z"},{"alias_kind":"pith_short_8","alias_value":"O6BD2YO4","created_at":"2026-05-18T12:32:43Z"}],"graph_snapshots":[{"event_id":"sha256:bbf98457033274c9cfcf9d11fbe416eab0b5d384908e55d0f4067f6bf9bb20be","target":"graph","created_at":"2026-05-17T23:57:30Z","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":"This study investigates the mode I intra-laminar fracture and size effect in Discontinuous Fiber Composites (DFCs). Towards this goal, the results of fracture tests on geometrically-scaled Single Edge Notch Tension (SENT) specimens are presented and critically discussed for three platelet sizes.\n  The results clearly show a decrease in nominal strength as the specimen size increases. This effect becomes more important as the structure size increases. It is found that, when the specimen is sufficiently large, the structural strength scales according to Linear Elastic Fracture Mechanics (LEFM) a","authors_text":"Jinkyu Yang, Marco Salviato, Mark E. Tuttle, Seunghyun Ko","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-12-20T01:57:46Z","title":"Fracturing Behavior and Size Effect of Discontinuous Fiber Composite Structures with Different Platelet Sizes"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1812.08312","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":"sha256:7ab790a9e6dec54f086d021eb8ca16876ad0e6a939f176c8b0bc38145f3e6155","target":"record","created_at":"2026-05-17T23:57:30Z","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":"f6127b2e699ad3fb196f30c27ad13094f9839d80d027d3ccb640911f7c453e3f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.app-ph","submitted_at":"2018-12-20T01:57:46Z","title_canon_sha256":"a6318486e5d9eefbab406df2c8cbb0d88e6adc4c875f402a5c590be3c5e6b613"},"schema_version":"1.0","source":{"id":"1812.08312","kind":"arxiv","version":2}},"canonical_sha256":"77823d61dc77da658478c9b869d6b34da66e27d7399af6e522d0405bce26b598","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"77823d61dc77da658478c9b869d6b34da66e27d7399af6e522d0405bce26b598","first_computed_at":"2026-05-17T23:57:30.472216Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:57:30.472216Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8y90ByqLjsk+DkOr772ER1a+s/jB3ZxQ7S50w8xkqGlwEDSpqNODm+QRa3R7w5B4ogcxsF0Kzhlnhb7WJSaoAQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:57:30.473007Z","signed_message":"canonical_sha256_bytes"},"source_id":"1812.08312","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7ab790a9e6dec54f086d021eb8ca16876ad0e6a939f176c8b0bc38145f3e6155","sha256:bbf98457033274c9cfcf9d11fbe416eab0b5d384908e55d0f4067f6bf9bb20be"],"state_sha256":"7aac3ce1ee55f4f40c0af6e716e142dd3f652b516225709171fbb617881e801c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"czX35Ue9Q9hCgoboTaUDzCpU/bUraBUq/PEoqpdCxDWI6nL4SwyVoakyWXUYYaLlRa4smQBlno3jKAsmJGH4Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T06:27:13.535734Z","bundle_sha256":"eb70a2a3b65c1428cfa6618d1dcf59b17b83895cb17ae14c3980b8c4ad8b77fb"}}