{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2016:S2M7DVXZGVJQRFDGDEXQCWXDRS","short_pith_number":"pith:S2M7DVXZ","schema_version":"1.0","canonical_sha256":"9699f1d6f93553089466192f015ae38ca28729dcf9b778106c4d1db0477ef40e","source":{"kind":"arxiv","id":"1602.07881","version":1},"attestation_state":"computed","paper":{"title":"Smoothed Particle Hydrodynamics modeling of granular column collapse","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph","physics.flu-dyn"],"primary_cat":"physics.geo-ph","authors_text":"Kamil Szewc","submitted_at":"2016-02-25T10:55:27Z","abstract_excerpt":"The Smoothed Particle Hydrodynamics (SPH) is a particle-based, Lagrangian method for fluid-flow simulations. In this work, fundamental concepts of this method are first briefly recalled. Then, the ability to accurately model granular materials using an introduced visco-plastic constitutive rheological model is studied. For this purpose sets of numerical calculations (2D and 3D) of the fundamental problem of the collapse of initially vertical cylinders of granular materials are performed. The results of modeling of columns with different aspect ratios and different angles of internal friction a"},"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":"1602.07881","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2016-02-25T10:55:27Z","cross_cats_sorted":["physics.comp-ph","physics.flu-dyn"],"title_canon_sha256":"ba9e9c9ed6f9fa3c41a9721982b9a637fcd567ddc7decffb599e9e2d46eca675","abstract_canon_sha256":"24dd3c335ac2eeeefb271bf60f96adea69227161abcaca8e3f59365e1415c0f3"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:19:58.359615Z","signature_b64":"wjAtuCCmWJo5Q1XSM0F2edny2BLbMjtzgq8jVzbbDoi13ExtyoQ3txJk70O3AZ2deYIJohsjZ0AhnEdeiFGVDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9699f1d6f93553089466192f015ae38ca28729dcf9b778106c4d1db0477ef40e","last_reissued_at":"2026-05-18T01:19:58.358835Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:19:58.358835Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Smoothed Particle Hydrodynamics modeling of granular column collapse","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph","physics.flu-dyn"],"primary_cat":"physics.geo-ph","authors_text":"Kamil Szewc","submitted_at":"2016-02-25T10:55:27Z","abstract_excerpt":"The Smoothed Particle Hydrodynamics (SPH) is a particle-based, Lagrangian method for fluid-flow simulations. In this work, fundamental concepts of this method are first briefly recalled. Then, the ability to accurately model granular materials using an introduced visco-plastic constitutive rheological model is studied. For this purpose sets of numerical calculations (2D and 3D) of the fundamental problem of the collapse of initially vertical cylinders of granular materials are performed. The results of modeling of columns with different aspect ratios and different angles of internal friction a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1602.07881","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":"1602.07881","created_at":"2026-05-18T01:19:58.358951+00:00"},{"alias_kind":"arxiv_version","alias_value":"1602.07881v1","created_at":"2026-05-18T01:19:58.358951+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1602.07881","created_at":"2026-05-18T01:19:58.358951+00:00"},{"alias_kind":"pith_short_12","alias_value":"S2M7DVXZGVJQ","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_16","alias_value":"S2M7DVXZGVJQRFDG","created_at":"2026-05-18T12:30:41.710351+00:00"},{"alias_kind":"pith_short_8","alias_value":"S2M7DVXZ","created_at":"2026-05-18T12:30:41.710351+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/S2M7DVXZGVJQRFDGDEXQCWXDRS","json":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS.json","graph_json":"https://pith.science/api/pith-number/S2M7DVXZGVJQRFDGDEXQCWXDRS/graph.json","events_json":"https://pith.science/api/pith-number/S2M7DVXZGVJQRFDGDEXQCWXDRS/events.json","paper":"https://pith.science/paper/S2M7DVXZ"},"agent_actions":{"view_html":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS","download_json":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS.json","view_paper":"https://pith.science/paper/S2M7DVXZ","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1602.07881&json=true","fetch_graph":"https://pith.science/api/pith-number/S2M7DVXZGVJQRFDGDEXQCWXDRS/graph.json","fetch_events":"https://pith.science/api/pith-number/S2M7DVXZGVJQRFDGDEXQCWXDRS/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS/action/timestamp_anchor","attest_storage":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS/action/storage_attestation","attest_author":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS/action/author_attestation","sign_citation":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS/action/citation_signature","submit_replication":"https://pith.science/pith/S2M7DVXZGVJQRFDGDEXQCWXDRS/action/replication_record"}},"created_at":"2026-05-18T01:19:58.358951+00:00","updated_at":"2026-05-18T01:19:58.358951+00:00"}