{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2018:6KNFJQJARESNXIVK7OR33E2EXW","short_pith_number":"pith:6KNFJQJA","schema_version":"1.0","canonical_sha256":"f29a54c1208924dba2aafba3bd9344bda5ebdc23bbb800668c350d71730e776e","source":{"kind":"arxiv","id":"1806.08986","version":1},"attestation_state":"computed","paper":{"title":"Crack growth resistance in metallic alloys: the role of isotropic versus kinematic hardening","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Emilio Mart\\'inez-Pa\\~neda, Norman A. Fleck","submitted_at":"2018-06-23T15:39:33Z","abstract_excerpt":"The sensitivity of crack growth resistance to the choice of isotropic or kinematic hardening is investigated. Monotonic mode I crack advance under small scale yielding conditions is modelled via a cohesive zone formulation endowed with a traction-separation law. R-curves are computed for materials that exhibit linear or power law hardening. Kinematic hardening leads to an enhanced crack growth resistance relative to isotropic hardening. Moreover, kinematic hardening requires greater crack extension to achieve the steady state. These differences are traced to the non-proportional loading of mat"},"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":"1806.08986","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cond-mat.mtrl-sci","submitted_at":"2018-06-23T15:39:33Z","cross_cats_sorted":[],"title_canon_sha256":"f79fe58ca58a209b745a61eb5a0bdcc24ac6cf48b0c128c33849b9fdc93c1d9a","abstract_canon_sha256":"f6c0f1a90a7156f680e2741b53e00f95409afa1d49e19e951b444265d5073a62"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:10:37.047960Z","signature_b64":"RjWXGcTjuCcwKLEGTxrtucO7qLms7Ke2u17g842knMrrYpx0/xG0yrHbazyaqGhyR444etga6d4pBwVMRhA3AQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f29a54c1208924dba2aafba3bd9344bda5ebdc23bbb800668c350d71730e776e","last_reissued_at":"2026-05-18T00:10:37.047405Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:10:37.047405Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Crack growth resistance in metallic alloys: the role of isotropic versus kinematic hardening","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cond-mat.mtrl-sci","authors_text":"Emilio Mart\\'inez-Pa\\~neda, Norman A. Fleck","submitted_at":"2018-06-23T15:39:33Z","abstract_excerpt":"The sensitivity of crack growth resistance to the choice of isotropic or kinematic hardening is investigated. Monotonic mode I crack advance under small scale yielding conditions is modelled via a cohesive zone formulation endowed with a traction-separation law. R-curves are computed for materials that exhibit linear or power law hardening. Kinematic hardening leads to an enhanced crack growth resistance relative to isotropic hardening. Moreover, kinematic hardening requires greater crack extension to achieve the steady state. These differences are traced to the non-proportional loading of mat"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.08986","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":"1806.08986","created_at":"2026-05-18T00:10:37.047491+00:00"},{"alias_kind":"arxiv_version","alias_value":"1806.08986v1","created_at":"2026-05-18T00:10:37.047491+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.08986","created_at":"2026-05-18T00:10:37.047491+00:00"},{"alias_kind":"pith_short_12","alias_value":"6KNFJQJARESN","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_16","alias_value":"6KNFJQJARESNXIVK","created_at":"2026-05-18T12:32:08.215937+00:00"},{"alias_kind":"pith_short_8","alias_value":"6KNFJQJA","created_at":"2026-05-18T12:32:08.215937+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/6KNFJQJARESNXIVK7OR33E2EXW","json":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW.json","graph_json":"https://pith.science/api/pith-number/6KNFJQJARESNXIVK7OR33E2EXW/graph.json","events_json":"https://pith.science/api/pith-number/6KNFJQJARESNXIVK7OR33E2EXW/events.json","paper":"https://pith.science/paper/6KNFJQJA"},"agent_actions":{"view_html":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW","download_json":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW.json","view_paper":"https://pith.science/paper/6KNFJQJA","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1806.08986&json=true","fetch_graph":"https://pith.science/api/pith-number/6KNFJQJARESNXIVK7OR33E2EXW/graph.json","fetch_events":"https://pith.science/api/pith-number/6KNFJQJARESNXIVK7OR33E2EXW/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW/action/timestamp_anchor","attest_storage":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW/action/storage_attestation","attest_author":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW/action/author_attestation","sign_citation":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW/action/citation_signature","submit_replication":"https://pith.science/pith/6KNFJQJARESNXIVK7OR33E2EXW/action/replication_record"}},"created_at":"2026-05-18T00:10:37.047491+00:00","updated_at":"2026-05-18T00:10:37.047491+00:00"}