{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2023:7U4XWYLX34R65N6LBFAJTOLCYD","short_pith_number":"pith:7U4XWYLX","schema_version":"1.0","canonical_sha256":"fd397b6177df23eeb7cb094099b962c0cbdfd1dd4e904d3d278ea7c1eec15ccd","source":{"kind":"arxiv","id":"2307.00089","version":1},"attestation_state":"computed","paper":{"title":"Collapse of Straight Soft Growing Inflated Beam Robots Under Their Own Weight","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Ciera McFarland, Margaret M. Coad","submitted_at":"2023-06-30T19:04:26Z","abstract_excerpt":"Soft, growing inflated beam robots, also known as everting vine robots, have previously been shown to navigate confined spaces with ease. Less is known about their ability to navigate three-dimensional open spaces where they have the potential to collapse under their own weight as they attempt to move through a space. Previous work has studied collapse of inflated beams and vine robots due to purely transverse or purely axial external loads. Here, we extend previous models to predict the length at which straight vine robots will collapse under their own weight at arbitrary launch angle relativ"},"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":"2307.00089","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2023-06-30T19:04:26Z","cross_cats_sorted":[],"title_canon_sha256":"d718be920f0704b4be4d5479792112588d6e59d30f02dac80aad78a0724d432a","abstract_canon_sha256":"a0457e469ceaa46c0c1e0cbde585a17a39bb7e2d406793903fe6adf77185c5bd"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:26:35.331594Z","signature_b64":"RbyYRNE3Sw9yox/BKk5HD4njCS9bSfk3VuyXb/Q+AKd/1N88d+sfMtNSgV+ebMVjFnfUdx65QWw0t/a2mj0rBA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"fd397b6177df23eeb7cb094099b962c0cbdfd1dd4e904d3d278ea7c1eec15ccd","last_reissued_at":"2026-07-05T06:26:35.330972Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:26:35.330972Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Collapse of Straight Soft Growing Inflated Beam Robots Under Their Own Weight","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Ciera McFarland, Margaret M. Coad","submitted_at":"2023-06-30T19:04:26Z","abstract_excerpt":"Soft, growing inflated beam robots, also known as everting vine robots, have previously been shown to navigate confined spaces with ease. Less is known about their ability to navigate three-dimensional open spaces where they have the potential to collapse under their own weight as they attempt to move through a space. Previous work has studied collapse of inflated beams and vine robots due to purely transverse or purely axial external loads. Here, we extend previous models to predict the length at which straight vine robots will collapse under their own weight at arbitrary launch angle relativ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2307.00089","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2307.00089/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"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":"2307.00089","created_at":"2026-07-05T06:26:35.331035+00:00"},{"alias_kind":"arxiv_version","alias_value":"2307.00089v1","created_at":"2026-07-05T06:26:35.331035+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2307.00089","created_at":"2026-07-05T06:26:35.331035+00:00"},{"alias_kind":"pith_short_12","alias_value":"7U4XWYLX34R6","created_at":"2026-07-05T06:26:35.331035+00:00"},{"alias_kind":"pith_short_16","alias_value":"7U4XWYLX34R65N6L","created_at":"2026-07-05T06:26:35.331035+00:00"},{"alias_kind":"pith_short_8","alias_value":"7U4XWYLX","created_at":"2026-07-05T06:26:35.331035+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/7U4XWYLX34R65N6LBFAJTOLCYD","json":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD.json","graph_json":"https://pith.science/api/pith-number/7U4XWYLX34R65N6LBFAJTOLCYD/graph.json","events_json":"https://pith.science/api/pith-number/7U4XWYLX34R65N6LBFAJTOLCYD/events.json","paper":"https://pith.science/paper/7U4XWYLX"},"agent_actions":{"view_html":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD","download_json":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD.json","view_paper":"https://pith.science/paper/7U4XWYLX","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2307.00089&json=true","fetch_graph":"https://pith.science/api/pith-number/7U4XWYLX34R65N6LBFAJTOLCYD/graph.json","fetch_events":"https://pith.science/api/pith-number/7U4XWYLX34R65N6LBFAJTOLCYD/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD/action/timestamp_anchor","attest_storage":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD/action/storage_attestation","attest_author":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD/action/author_attestation","sign_citation":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD/action/citation_signature","submit_replication":"https://pith.science/pith/7U4XWYLX34R65N6LBFAJTOLCYD/action/replication_record"}},"created_at":"2026-07-05T06:26:35.331035+00:00","updated_at":"2026-07-05T06:26:35.331035+00:00"}