{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:OJIULZYIQE6BRJF4FNUMXLUNGU","short_pith_number":"pith:OJIULZYI","canonical_record":{"source":{"id":"2410.20715","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-10-08T00:02:03Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"9e92d12147467be1f70ebb7914c72b9dead41e76b0134b077b7fb5920f177834","abstract_canon_sha256":"a9d9a1726cead9a11e1085e1683387617fae23c2659692231ffbbfb978fde27c"},"schema_version":"1.0"},"canonical_sha256":"725145e708813c18a4bc2b68cbae8d35374bd08b4ba85ac5bb394c98a4c2204b","source":{"kind":"arxiv","id":"2410.20715","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.20715","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"arxiv_version","alias_value":"2410.20715v1","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.20715","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_12","alias_value":"OJIULZYIQE6B","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"OJIULZYIQE6BRJF4","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"OJIULZYI","created_at":"2026-07-05T09:27:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:OJIULZYIQE6BRJF4FNUMXLUNGU","target":"record","payload":{"canonical_record":{"source":{"id":"2410.20715","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-10-08T00:02:03Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"9e92d12147467be1f70ebb7914c72b9dead41e76b0134b077b7fb5920f177834","abstract_canon_sha256":"a9d9a1726cead9a11e1085e1683387617fae23c2659692231ffbbfb978fde27c"},"schema_version":"1.0"},"canonical_sha256":"725145e708813c18a4bc2b68cbae8d35374bd08b4ba85ac5bb394c98a4c2204b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:27:09.841836Z","signature_b64":"nrne9zD8wHqyhkNK2oXcwxvFcmdbEm+oCvjp9HVlwrKNOmCQyySlc83CkJiaOhfYpTxnOG4nsXoPVD4bEX4QBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"725145e708813c18a4bc2b68cbae8d35374bd08b4ba85ac5bb394c98a4c2204b","last_reissued_at":"2026-07-05T09:27:09.841391Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:27:09.841391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2410.20715","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":"2026-07-05T09:27:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fpcMmkiOZwTPZe5W8v+o4CWts6jIVQNUNcXLVH4GCcuaP0qcMd9rusnmkr+mCs2b6trLuRqo3ec3vkFbQd+FCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T21:37:33.078999Z"},"content_sha256":"d20bf6cfc99422cfe54c83beeeb1d104f09928a3843bb65b79873661defab51d","schema_version":"1.0","event_id":"sha256:d20bf6cfc99422cfe54c83beeeb1d104f09928a3843bb65b79873661defab51d"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:OJIULZYIQE6BRJF4FNUMXLUNGU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Wearable-Based Real-time Freezing of Gait Detection in Parkinson's Disease Using Self-Supervised Learning","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"eess.SP","authors_text":"Daniel Peterson, Hassan Ghasemzadeh, Kartik Mangipudi, Shovito Barua Soumma, Shyamal Mehta","submitted_at":"2024-10-08T00:02:03Z","abstract_excerpt":"LIFT-PD is an innovative self-supervised learning framework developed for real-time detection of Freezing of Gait (FoG) in Parkinson's Disease (PD) patients, using a single triaxial accelerometer. It minimizes the reliance on large labeled datasets by applying a Differential Hopping Windowing Technique (DHWT) to address imbalanced data during training. Additionally, an Opportunistic Inference Module is used to reduce energy consumption by activating the model only during active movement periods. Extensive testing on publicly available datasets showed that LIFT-PD improved precision by 7.25% an"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.20715","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/2410.20715/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T09:27:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"csAYlYd3sue6BctwOpqeDWUvzWRsj3Qswd8BS8gWCthzos5d78rBkIcRTd6D1qCpJ16t+Zer9b0vcAQbzVEaDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T21:37:33.079612Z"},"content_sha256":"e1366b052c66350636f3b11505f832ba1aaa7a0239cc71bd7e3aabfa2dda1f04","schema_version":"1.0","event_id":"sha256:e1366b052c66350636f3b11505f832ba1aaa7a0239cc71bd7e3aabfa2dda1f04"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/bundle.json","state_url":"https://pith.science/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/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":"2026-08-04T21:37:33Z","links":{"resolver":"https://pith.science/pith/OJIULZYIQE6BRJF4FNUMXLUNGU","bundle":"https://pith.science/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/bundle.json","state":"https://pith.science/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/OJIULZYIQE6BRJF4FNUMXLUNGU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:OJIULZYIQE6BRJF4FNUMXLUNGU","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":"a9d9a1726cead9a11e1085e1683387617fae23c2659692231ffbbfb978fde27c","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-10-08T00:02:03Z","title_canon_sha256":"9e92d12147467be1f70ebb7914c72b9dead41e76b0134b077b7fb5920f177834"},"schema_version":"1.0","source":{"id":"2410.20715","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2410.20715","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"arxiv_version","alias_value":"2410.20715v1","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2410.20715","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_12","alias_value":"OJIULZYIQE6B","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_16","alias_value":"OJIULZYIQE6BRJF4","created_at":"2026-07-05T09:27:09Z"},{"alias_kind":"pith_short_8","alias_value":"OJIULZYI","created_at":"2026-07-05T09:27:09Z"}],"graph_snapshots":[{"event_id":"sha256:e1366b052c66350636f3b11505f832ba1aaa7a0239cc71bd7e3aabfa2dda1f04","target":"graph","created_at":"2026-07-05T09:27:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2410.20715/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"LIFT-PD is an innovative self-supervised learning framework developed for real-time detection of Freezing of Gait (FoG) in Parkinson's Disease (PD) patients, using a single triaxial accelerometer. It minimizes the reliance on large labeled datasets by applying a Differential Hopping Windowing Technique (DHWT) to address imbalanced data during training. Additionally, an Opportunistic Inference Module is used to reduce energy consumption by activating the model only during active movement periods. Extensive testing on publicly available datasets showed that LIFT-PD improved precision by 7.25% an","authors_text":"Daniel Peterson, Hassan Ghasemzadeh, Kartik Mangipudi, Shovito Barua Soumma, Shyamal Mehta","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-10-08T00:02:03Z","title":"Wearable-Based Real-time Freezing of Gait Detection in Parkinson's Disease Using Self-Supervised Learning"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2410.20715","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:d20bf6cfc99422cfe54c83beeeb1d104f09928a3843bb65b79873661defab51d","target":"record","created_at":"2026-07-05T09:27:09Z","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":"a9d9a1726cead9a11e1085e1683387617fae23c2659692231ffbbfb978fde27c","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"eess.SP","submitted_at":"2024-10-08T00:02:03Z","title_canon_sha256":"9e92d12147467be1f70ebb7914c72b9dead41e76b0134b077b7fb5920f177834"},"schema_version":"1.0","source":{"id":"2410.20715","kind":"arxiv","version":1}},"canonical_sha256":"725145e708813c18a4bc2b68cbae8d35374bd08b4ba85ac5bb394c98a4c2204b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"725145e708813c18a4bc2b68cbae8d35374bd08b4ba85ac5bb394c98a4c2204b","first_computed_at":"2026-07-05T09:27:09.841391Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:27:09.841391Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nrne9zD8wHqyhkNK2oXcwxvFcmdbEm+oCvjp9HVlwrKNOmCQyySlc83CkJiaOhfYpTxnOG4nsXoPVD4bEX4QBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T09:27:09.841836Z","signed_message":"canonical_sha256_bytes"},"source_id":"2410.20715","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d20bf6cfc99422cfe54c83beeeb1d104f09928a3843bb65b79873661defab51d","sha256:e1366b052c66350636f3b11505f832ba1aaa7a0239cc71bd7e3aabfa2dda1f04"],"state_sha256":"dfd54ad2c0a23ab84c99d2580d03ed0ab1cd6057f89a297fd2c574f49eb9b31a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"VyAoDnAPopuhGULOToX66kB8JUIiWUN4VwVwGJMvRJOBmM9Xpi15P9n2U5Nh5Ycw0xEkXdTR0jEChyJYTpDvBQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T21:37:33.086403Z","bundle_sha256":"77470887d1eec57e5df52be9f5a0d84457747c3fc6f966b40b616ebea91943e6"}}