{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:5PZZDYWBN753WDOGA3PBLJXCE3","short_pith_number":"pith:5PZZDYWB","schema_version":"1.0","canonical_sha256":"ebf391e2c16ffbbb0dc606de15a6e226c6fd2daa5b2465e3eb7cfbefed0c90cf","source":{"kind":"arxiv","id":"1705.02821","version":1},"attestation_state":"computed","paper":{"title":"Finite-time attitude synchronization with distributed discontinuous protocols","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.OC","authors_text":"Antonio Adaldo, Jieqiang Wei, Johan Thunberg, Karl H. Johansson, Silun Zhang, Xiaoming Hu","submitted_at":"2017-05-08T10:55:58Z","abstract_excerpt":"The finite-time attitude synchronization problem is considered in this paper, where the rotation of each rigid body is expressed using the axis-angle representation. Two discontinuous and distributed controllers using the vectorized signum function are proposed, which guarantee almost global and local convergence, respectively. Filippov solutions and non-smooth analysis techniques are adopted to handle the discontinuities. Sufficient conditions are provided to guarantee finite-time convergence and boundedness of the solutions. Simulation examples are provided to verify the performances of the "},"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":"1705.02821","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.OC","submitted_at":"2017-05-08T10:55:58Z","cross_cats_sorted":[],"title_canon_sha256":"5a8691d7e42eed61040af18b4c323bee1f17075f4a0bd2259b514589c95ecd6b","abstract_canon_sha256":"a52f66f61fab1b99e99d8aaeb33af1821d8a2a381662f33f6987a853da7dcdd4"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:44:53.587138Z","signature_b64":"WpVkoBIIDc7//rlz+e8p+4zwBSx62glCyFO8S/6DHARsc+6ASFwzMi6rqkSS4D4kaOlgxRIEFcG1UbqsmI4PCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ebf391e2c16ffbbb0dc606de15a6e226c6fd2daa5b2465e3eb7cfbefed0c90cf","last_reissued_at":"2026-05-18T00:44:53.586546Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:44:53.586546Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Finite-time attitude synchronization with distributed discontinuous protocols","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.OC","authors_text":"Antonio Adaldo, Jieqiang Wei, Johan Thunberg, Karl H. Johansson, Silun Zhang, Xiaoming Hu","submitted_at":"2017-05-08T10:55:58Z","abstract_excerpt":"The finite-time attitude synchronization problem is considered in this paper, where the rotation of each rigid body is expressed using the axis-angle representation. Two discontinuous and distributed controllers using the vectorized signum function are proposed, which guarantee almost global and local convergence, respectively. Filippov solutions and non-smooth analysis techniques are adopted to handle the discontinuities. Sufficient conditions are provided to guarantee finite-time convergence and boundedness of the solutions. Simulation examples are provided to verify the performances of the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1705.02821","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":"1705.02821","created_at":"2026-05-18T00:44:53.586633+00:00"},{"alias_kind":"arxiv_version","alias_value":"1705.02821v1","created_at":"2026-05-18T00:44:53.586633+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1705.02821","created_at":"2026-05-18T00:44:53.586633+00:00"},{"alias_kind":"pith_short_12","alias_value":"5PZZDYWBN753","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_16","alias_value":"5PZZDYWBN753WDOG","created_at":"2026-05-18T12:31:00.734936+00:00"},{"alias_kind":"pith_short_8","alias_value":"5PZZDYWB","created_at":"2026-05-18T12:31:00.734936+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/5PZZDYWBN753WDOGA3PBLJXCE3","json":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3.json","graph_json":"https://pith.science/api/pith-number/5PZZDYWBN753WDOGA3PBLJXCE3/graph.json","events_json":"https://pith.science/api/pith-number/5PZZDYWBN753WDOGA3PBLJXCE3/events.json","paper":"https://pith.science/paper/5PZZDYWB"},"agent_actions":{"view_html":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3","download_json":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3.json","view_paper":"https://pith.science/paper/5PZZDYWB","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1705.02821&json=true","fetch_graph":"https://pith.science/api/pith-number/5PZZDYWBN753WDOGA3PBLJXCE3/graph.json","fetch_events":"https://pith.science/api/pith-number/5PZZDYWBN753WDOGA3PBLJXCE3/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3/action/timestamp_anchor","attest_storage":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3/action/storage_attestation","attest_author":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3/action/author_attestation","sign_citation":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3/action/citation_signature","submit_replication":"https://pith.science/pith/5PZZDYWBN753WDOGA3PBLJXCE3/action/replication_record"}},"created_at":"2026-05-18T00:44:53.586633+00:00","updated_at":"2026-05-18T00:44:53.586633+00:00"}