{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:DVLITKMN5FIZ6PPUHLNR4GMFUA","short_pith_number":"pith:DVLITKMN","canonical_record":{"source":{"id":"1204.1756","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2012-04-08T19:26:04Z","cross_cats_sorted":[],"title_canon_sha256":"7ff6bdc6f6f90698f8bcabd922ddeefcce0d68755aa4f40fceb5a4cdda524837","abstract_canon_sha256":"2ec0a74fd0f0763d6058858cd30c0bd2a906eff3ff910a1412485b0294ffca58"},"schema_version":"1.0"},"canonical_sha256":"1d5689a98de9519f3df43adb1e1985a009eadb53a3c8a0c5e183901ed844b294","source":{"kind":"arxiv","id":"1204.1756","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1756","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1756v1","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1756","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"DVLITKMN5FIZ","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DVLITKMN5FIZ6PPU","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DVLITKMN","created_at":"2026-05-18T12:27:04Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:DVLITKMN5FIZ6PPUHLNR4GMFUA","target":"record","payload":{"canonical_record":{"source":{"id":"1204.1756","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2012-04-08T19:26:04Z","cross_cats_sorted":[],"title_canon_sha256":"7ff6bdc6f6f90698f8bcabd922ddeefcce0d68755aa4f40fceb5a4cdda524837","abstract_canon_sha256":"2ec0a74fd0f0763d6058858cd30c0bd2a906eff3ff910a1412485b0294ffca58"},"schema_version":"1.0"},"canonical_sha256":"1d5689a98de9519f3df43adb1e1985a009eadb53a3c8a0c5e183901ed844b294","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:58:15.276456Z","signature_b64":"ew5komjnUJF2jNNS5s/QktzR2NZloiI27SS9XKr2foph0tHZ/Vd3LsNcKB2Z4iglox4URW73NMbvX25sQ+NjBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1d5689a98de9519f3df43adb1e1985a009eadb53a3c8a0c5e183901ed844b294","last_reissued_at":"2026-05-18T03:58:15.275849Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:58:15.275849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1204.1756","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":"2026-05-18T03:58:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"e4R2tLR1HhXHZkwXVD/JAlORCf/FqB9X7MJHGP54EIPPuTXGJgaoh0Z3fiWHeIXAMJbQ/V/71/idz8K/GuTGDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T23:07:58.566713Z"},"content_sha256":"f6aea7409959508ea152a0007d6f323b3b2d338f555ffe617051557d4480f736","schema_version":"1.0","event_id":"sha256:f6aea7409959508ea152a0007d6f323b3b2d338f555ffe617051557d4480f736"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:DVLITKMN5FIZ6PPUHLNR4GMFUA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Human Muscle Fatigue Model in Dynamic Motions","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.RO","authors_text":"Damien Chablat (IRCCyN), DIE), Fouad Bennis (IRCCyN), Liang Ma (IRCCyN, Ruina Ma (IRCCyN)","submitted_at":"2012-04-08T19:26:04Z","abstract_excerpt":"Human muscle fatigue is considered to be one of the main reasons for Musculoskeletal Disorder (MSD). Recent models have been introduced to define muscle fatigue for static postures. However, the main drawbacks of these models are that the dynamic effect of the human and the external load are not taken into account. In this paper, each human joint is assumed to be controlled by two muscle groups to generate motions such as push/pull. The joint torques are computed using Lagrange's formulation to evaluate the dynamic factors of the muscle fatigue model. An experiment is defined to validate this "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1756","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":"2026-05-18T03:58:15Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"tjUoCAeqzIgkAWARYhDNZUxowlgeYZHJkUXwyfXN1RvMaLxOloRJ/jXvrryvH4dZBDQGyPvRlMqCE89Xe5MSAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T23:07:58.567421Z"},"content_sha256":"db7c3bfeda3eb0e224bbf2002b194864581765665186e88b040c23d2ad14f6dc","schema_version":"1.0","event_id":"sha256:db7c3bfeda3eb0e224bbf2002b194864581765665186e88b040c23d2ad14f6dc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/bundle.json","state_url":"https://pith.science/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/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":"2026-06-05T23:07:58Z","links":{"resolver":"https://pith.science/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA","bundle":"https://pith.science/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/bundle.json","state":"https://pith.science/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DVLITKMN5FIZ6PPUHLNR4GMFUA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:DVLITKMN5FIZ6PPUHLNR4GMFUA","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":"2ec0a74fd0f0763d6058858cd30c0bd2a906eff3ff910a1412485b0294ffca58","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2012-04-08T19:26:04Z","title_canon_sha256":"7ff6bdc6f6f90698f8bcabd922ddeefcce0d68755aa4f40fceb5a4cdda524837"},"schema_version":"1.0","source":{"id":"1204.1756","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1204.1756","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"arxiv_version","alias_value":"1204.1756v1","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1204.1756","created_at":"2026-05-18T03:58:15Z"},{"alias_kind":"pith_short_12","alias_value":"DVLITKMN5FIZ","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_16","alias_value":"DVLITKMN5FIZ6PPU","created_at":"2026-05-18T12:27:04Z"},{"alias_kind":"pith_short_8","alias_value":"DVLITKMN","created_at":"2026-05-18T12:27:04Z"}],"graph_snapshots":[{"event_id":"sha256:db7c3bfeda3eb0e224bbf2002b194864581765665186e88b040c23d2ad14f6dc","target":"graph","created_at":"2026-05-18T03:58:15Z","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":"Human muscle fatigue is considered to be one of the main reasons for Musculoskeletal Disorder (MSD). Recent models have been introduced to define muscle fatigue for static postures. However, the main drawbacks of these models are that the dynamic effect of the human and the external load are not taken into account. In this paper, each human joint is assumed to be controlled by two muscle groups to generate motions such as push/pull. The joint torques are computed using Lagrange's formulation to evaluate the dynamic factors of the muscle fatigue model. An experiment is defined to validate this ","authors_text":"Damien Chablat (IRCCyN), DIE), Fouad Bennis (IRCCyN), Liang Ma (IRCCyN, Ruina Ma (IRCCyN)","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2012-04-08T19:26:04Z","title":"Human Muscle Fatigue Model in Dynamic Motions"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1204.1756","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:f6aea7409959508ea152a0007d6f323b3b2d338f555ffe617051557d4480f736","target":"record","created_at":"2026-05-18T03:58:15Z","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":"2ec0a74fd0f0763d6058858cd30c0bd2a906eff3ff910a1412485b0294ffca58","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2012-04-08T19:26:04Z","title_canon_sha256":"7ff6bdc6f6f90698f8bcabd922ddeefcce0d68755aa4f40fceb5a4cdda524837"},"schema_version":"1.0","source":{"id":"1204.1756","kind":"arxiv","version":1}},"canonical_sha256":"1d5689a98de9519f3df43adb1e1985a009eadb53a3c8a0c5e183901ed844b294","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1d5689a98de9519f3df43adb1e1985a009eadb53a3c8a0c5e183901ed844b294","first_computed_at":"2026-05-18T03:58:15.275849Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:58:15.275849Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ew5komjnUJF2jNNS5s/QktzR2NZloiI27SS9XKr2foph0tHZ/Vd3LsNcKB2Z4iglox4URW73NMbvX25sQ+NjBw==","signature_status":"signed_v1","signed_at":"2026-05-18T03:58:15.276456Z","signed_message":"canonical_sha256_bytes"},"source_id":"1204.1756","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f6aea7409959508ea152a0007d6f323b3b2d338f555ffe617051557d4480f736","sha256:db7c3bfeda3eb0e224bbf2002b194864581765665186e88b040c23d2ad14f6dc"],"state_sha256":"ee4901d021f9bb0d1fce03b4f4026ea770abdd7cab7fa41df6b98dd60dcbcfcc"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZWtDWE6g4LSC1xnP5rUmowdFoAwveh7WyMtVzMCXKFOQB5fbL+eKNBa1M894hw8P2FGknrCq+1DEnvZ5O0LBCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T23:07:58.572156Z","bundle_sha256":"312e0c37a0160371a966eb1bf8c2b85b9259a8aae70d8cc0061b1077bffe4584"}}