{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:JTQJBDXB7TT6IURCIFFGIIX5UL","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":"a647a8e4292d834a34c57281aa719b27f42ec0d79dc4fc12b710de8e159bcd09","cross_cats_sorted":["cs.NA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2026-06-06T10:46:24Z","title_canon_sha256":"3234f857f94868ec22501dd03c72553e0710f7ace137cb2f4cee4140f23d36b3"},"schema_version":"1.0","source":{"id":"2606.08095","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.08095","created_at":"2026-06-09T01:05:26Z"},{"alias_kind":"arxiv_version","alias_value":"2606.08095v1","created_at":"2026-06-09T01:05:26Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.08095","created_at":"2026-06-09T01:05:26Z"},{"alias_kind":"pith_short_12","alias_value":"JTQJBDXB7TT6","created_at":"2026-06-09T01:05:26Z"},{"alias_kind":"pith_short_16","alias_value":"JTQJBDXB7TT6IURC","created_at":"2026-06-09T01:05:26Z"},{"alias_kind":"pith_short_8","alias_value":"JTQJBDXB","created_at":"2026-06-09T01:05:26Z"}],"graph_snapshots":[{"event_id":"sha256:0dfc58af018e8053b2574d5c96b8fd2d3173422d6a2a9865033d3d3ae34a691e","target":"graph","created_at":"2026-06-09T01:05:26Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2606.08095/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper presents a formulation for strain localization in softening plasticity based on a deformable Cosserat model. The approach enables the direct use of standard elastoplastic constitutive models formulated for a classical Cauchy continuum, without modifying the stress update algorithm or consistent tangent operator. A key feature of the framework is the strict separation of dissipative and energetic mechanisms: all dissipation is confined to the macro-continuum, while the micro-continuum contributes only through linear elastic terms associated with the director field. As a result, the c","authors_text":"Andrea Panteghini, M.B. Rubin","cross_cats":["cs.NA"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2026-06-06T10:46:24Z","title":"Strain localization in softening plasticity without modifying standard constitutive models: a deformable Cosserat approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.08095","kind":"arxiv","version":1},"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:f305ea30c0b363d1add95af0257ddb204a0baec2f24ac63f8c2a1f74d56e1acb","target":"record","created_at":"2026-06-09T01:05:26Z","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":"a647a8e4292d834a34c57281aa719b27f42ec0d79dc4fc12b710de8e159bcd09","cross_cats_sorted":["cs.NA"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2026-06-06T10:46:24Z","title_canon_sha256":"3234f857f94868ec22501dd03c72553e0710f7ace137cb2f4cee4140f23d36b3"},"schema_version":"1.0","source":{"id":"2606.08095","kind":"arxiv","version":1}},"canonical_sha256":"4ce0908ee1fce7e45222414a6422fda2d56fdeaecec8c43d507e652070bbfb94","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"4ce0908ee1fce7e45222414a6422fda2d56fdeaecec8c43d507e652070bbfb94","first_computed_at":"2026-06-09T01:05:26.247997Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-06-09T01:05:26.247997Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ntvMLcbu4f5ZSVMx/X5vCnNW4EtANzkm6fo2BfOK88XZZ73HlRbTupV7NEQl6/1blqX+3vEp5b0T5fgT1efRAQ==","signature_status":"signed_v1","signed_at":"2026-06-09T01:05:26.248463Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.08095","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f305ea30c0b363d1add95af0257ddb204a0baec2f24ac63f8c2a1f74d56e1acb","sha256:0dfc58af018e8053b2574d5c96b8fd2d3173422d6a2a9865033d3d3ae34a691e"],"state_sha256":"98d9a8ec7d90f74ecf278a397e979ce9a96be5b9e28367f93a93dfbfba7e9a33"}