{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:TSINN6NKODNHZKKSAUOEHYEUVX","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":"b58014e74908bd94f98a6129529f7d64a0953060c5c031a6ebec7d3a05425977","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2017-07-09T02:04:14Z","title_canon_sha256":"d640906498980f9b3899983d46aff1a2e6899b6791e07ec047eb5d0aa4dd3330"},"schema_version":"1.0","source":{"id":"1707.02516","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1707.02516","created_at":"2026-05-18T00:40:36Z"},{"alias_kind":"arxiv_version","alias_value":"1707.02516v1","created_at":"2026-05-18T00:40:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1707.02516","created_at":"2026-05-18T00:40:36Z"},{"alias_kind":"pith_short_12","alias_value":"TSINN6NKODNH","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TSINN6NKODNHZKKS","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TSINN6NK","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:4a552de93b81220735dcfa7e2deb1efadceecebe8805167b170eef51be25cfb5","target":"graph","created_at":"2026-05-18T00:40:36Z","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":"In this technical report, we present estimations of the discrete Green's function of the streamline diffusion finite element method (SDFEM) on Shishkin triangular meshes for singularly perturbed problems with characteristic layers.","authors_text":"Jin Zhang, Xiaowei Liu","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2017-07-09T02:04:14Z","title":"Estimations of the discrete Green's function of the SDFEM on Shishkin triangular meshes for singularly perturbed problems with characteristic layers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1707.02516","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:f655ad4ba3fa4d08e3c0728da7d8580ed14aee919e0033afa7a43b14b455e21e","target":"record","created_at":"2026-05-18T00:40:36Z","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":"b58014e74908bd94f98a6129529f7d64a0953060c5c031a6ebec7d3a05425977","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.NA","submitted_at":"2017-07-09T02:04:14Z","title_canon_sha256":"d640906498980f9b3899983d46aff1a2e6899b6791e07ec047eb5d0aa4dd3330"},"schema_version":"1.0","source":{"id":"1707.02516","kind":"arxiv","version":1}},"canonical_sha256":"9c90d6f9aa70da7ca952051c43e094add4f44bc0c1e2d607b42d4de20526b5ef","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9c90d6f9aa70da7ca952051c43e094add4f44bc0c1e2d607b42d4de20526b5ef","first_computed_at":"2026-05-18T00:40:36.617588Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:40:36.617588Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"xBc2YmmlC44ICehXGws7TXUOX00YZrnfBD0myBxQWkR6+1Rx6PkjZnU8BskMJRJDKSx67dm461Le9sBpMGZdBg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:40:36.618330Z","signed_message":"canonical_sha256_bytes"},"source_id":"1707.02516","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f655ad4ba3fa4d08e3c0728da7d8580ed14aee919e0033afa7a43b14b455e21e","sha256:4a552de93b81220735dcfa7e2deb1efadceecebe8805167b170eef51be25cfb5"],"state_sha256":"fc9116594e234cfb56538ba212c2db6a7c16806a19fc7e5706dd33be627cfd3f"}