{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:AQ4SLD2IUVYEWYYS7CTLER6D37","short_pith_number":"pith:AQ4SLD2I","canonical_record":{"source":{"id":"1901.08342","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2019-01-24T10:49:28Z","cross_cats_sorted":[],"title_canon_sha256":"e60b285d57427a15104746eda4fa60d90bcbb12795f3b30ce7be5a97b845504d","abstract_canon_sha256":"39b2b58b5e9d5ddcf9e7efbed31cced99cf25129af7f7627a45d69eba064fe6f"},"schema_version":"1.0"},"canonical_sha256":"0439258f48a5704b6312f8a6b247c3dfcb331de5d17c4967fa848ea306811ad0","source":{"kind":"arxiv","id":"1901.08342","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08342","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08342v1","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08342","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"pith_short_12","alias_value":"AQ4SLD2IUVYE","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"AQ4SLD2IUVYEWYYS","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"AQ4SLD2I","created_at":"2026-05-18T12:33:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:AQ4SLD2IUVYEWYYS7CTLER6D37","target":"record","payload":{"canonical_record":{"source":{"id":"1901.08342","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2019-01-24T10:49:28Z","cross_cats_sorted":[],"title_canon_sha256":"e60b285d57427a15104746eda4fa60d90bcbb12795f3b30ce7be5a97b845504d","abstract_canon_sha256":"39b2b58b5e9d5ddcf9e7efbed31cced99cf25129af7f7627a45d69eba064fe6f"},"schema_version":"1.0"},"canonical_sha256":"0439258f48a5704b6312f8a6b247c3dfcb331de5d17c4967fa848ea306811ad0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:55:35.719403Z","signature_b64":"kfceKcS6QGPPXRsqaVKzvMgH7LpInPEnLxkRklzb53deMYY+aJez2suy9cpMwmRV1grTe6axjGX/DbyYvoXTDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0439258f48a5704b6312f8a6b247c3dfcb331de5d17c4967fa848ea306811ad0","last_reissued_at":"2026-05-17T23:55:35.718998Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:55:35.718998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1901.08342","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:55:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"H7lvpODQJ0lgW8a0npRRJ3RUW9zOtqQpZmprk8lZxQ7IG52anYJFVNJWdP4YuqVr5EWwOEZ7GVQDnSBjaHV4Dg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T23:47:40.404272Z"},"content_sha256":"8bec42eb48c4e0f199b86614c880c41bb805be95cedeba903a3449a505dd576e","schema_version":"1.0","event_id":"sha256:8bec42eb48c4e0f199b86614c880c41bb805be95cedeba903a3449a505dd576e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:AQ4SLD2IUVYEWYYS7CTLER6D37","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Total Lagrangian SPH Method for Modelling Damage and Failure in Solids","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CE","authors_text":"Chong Peng, Md Rushdie Ibne Islam","submitted_at":"2019-01-24T10:49:28Z","abstract_excerpt":"An algorithm is proposed to model crack initiation and propagation within the total Lagrangian Smoothed Particle Hydrodynamics (TLSPH) framework. TLSPH avoids the two main deficiencies of conventional SPH, i.e., tensile instability and inconsistency, by making use of the Lagrangian kernel and gradient correction, respectively. In the present approach, the support domain of a particle is modified, where it only interacts with its immediately neighbouring particles. A virtual link defines the level of interaction between each particle pair. The state of the virtual link is determined by damage l"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08342","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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:55:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+wYzWptsaxNs7Vq2zOQ20irv8R7Nj8AmV35JYgJNnAKc2TtZc+lTPdUBzYblFHqmb6sRnA1hTuktfHVLP+qtCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-04T23:47:40.404626Z"},"content_sha256":"7161b967ffd0ccc13bfe3c0e809a4e6867d88a0193a38aa92adb664434be097b","schema_version":"1.0","event_id":"sha256:7161b967ffd0ccc13bfe3c0e809a4e6867d88a0193a38aa92adb664434be097b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/bundle.json","state_url":"https://pith.science/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/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":"2026-07-04T23:47:40Z","links":{"resolver":"https://pith.science/pith/AQ4SLD2IUVYEWYYS7CTLER6D37","bundle":"https://pith.science/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/bundle.json","state":"https://pith.science/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/state.json","well_known_bundle":"https://pith.science/.well-known/pith/AQ4SLD2IUVYEWYYS7CTLER6D37/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:AQ4SLD2IUVYEWYYS7CTLER6D37","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":"39b2b58b5e9d5ddcf9e7efbed31cced99cf25129af7f7627a45d69eba064fe6f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2019-01-24T10:49:28Z","title_canon_sha256":"e60b285d57427a15104746eda4fa60d90bcbb12795f3b30ce7be5a97b845504d"},"schema_version":"1.0","source":{"id":"1901.08342","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1901.08342","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"arxiv_version","alias_value":"1901.08342v1","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1901.08342","created_at":"2026-05-17T23:55:35Z"},{"alias_kind":"pith_short_12","alias_value":"AQ4SLD2IUVYE","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_16","alias_value":"AQ4SLD2IUVYEWYYS","created_at":"2026-05-18T12:33:12Z"},{"alias_kind":"pith_short_8","alias_value":"AQ4SLD2I","created_at":"2026-05-18T12:33:12Z"}],"graph_snapshots":[{"event_id":"sha256:7161b967ffd0ccc13bfe3c0e809a4e6867d88a0193a38aa92adb664434be097b","target":"graph","created_at":"2026-05-17T23:55:35Z","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":"An algorithm is proposed to model crack initiation and propagation within the total Lagrangian Smoothed Particle Hydrodynamics (TLSPH) framework. TLSPH avoids the two main deficiencies of conventional SPH, i.e., tensile instability and inconsistency, by making use of the Lagrangian kernel and gradient correction, respectively. In the present approach, the support domain of a particle is modified, where it only interacts with its immediately neighbouring particles. A virtual link defines the level of interaction between each particle pair. The state of the virtual link is determined by damage l","authors_text":"Chong Peng, Md Rushdie Ibne Islam","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2019-01-24T10:49:28Z","title":"A Total Lagrangian SPH Method for Modelling Damage and Failure in Solids"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1901.08342","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":"sha256:8bec42eb48c4e0f199b86614c880c41bb805be95cedeba903a3449a505dd576e","target":"record","created_at":"2026-05-17T23:55:35Z","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":"39b2b58b5e9d5ddcf9e7efbed31cced99cf25129af7f7627a45d69eba064fe6f","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CE","submitted_at":"2019-01-24T10:49:28Z","title_canon_sha256":"e60b285d57427a15104746eda4fa60d90bcbb12795f3b30ce7be5a97b845504d"},"schema_version":"1.0","source":{"id":"1901.08342","kind":"arxiv","version":1}},"canonical_sha256":"0439258f48a5704b6312f8a6b247c3dfcb331de5d17c4967fa848ea306811ad0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0439258f48a5704b6312f8a6b247c3dfcb331de5d17c4967fa848ea306811ad0","first_computed_at":"2026-05-17T23:55:35.718998Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:55:35.718998Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kfceKcS6QGPPXRsqaVKzvMgH7LpInPEnLxkRklzb53deMYY+aJez2suy9cpMwmRV1grTe6axjGX/DbyYvoXTDg==","signature_status":"signed_v1","signed_at":"2026-05-17T23:55:35.719403Z","signed_message":"canonical_sha256_bytes"},"source_id":"1901.08342","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8bec42eb48c4e0f199b86614c880c41bb805be95cedeba903a3449a505dd576e","sha256:7161b967ffd0ccc13bfe3c0e809a4e6867d88a0193a38aa92adb664434be097b"],"state_sha256":"f5c718d471dc71bb5a6f2c3e91d8118ddc9812184a4469e41a5106b8276bd1c9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wzSPVTCgvLC4kl2IQtR25Mw04o/IaYiUCeOtBX086fu8MsGBg17FikylX3u7MyWduYXYYy6LcVNORxdakETADg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-04T23:47:40.406398Z","bundle_sha256":"327ad7c53193935f04ff273711c284a2004eb2d64fe7f8010008afbf40577589"}}