{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2022:32S4XXXVOSJZJCYZD2CCGQ5ILC","short_pith_number":"pith:32S4XXXV","schema_version":"1.0","canonical_sha256":"dea5cbdef57493948b191e842343a858a55c83e39c93cd35f88c79817792ee35","source":{"kind":"arxiv","id":"2204.13955","version":2},"attestation_state":"computed","paper":{"title":"A Directional Vibrotactile Feedback Interface for Ergonomic Postural Adjustment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.RO"],"primary_cat":"cs.HC","authors_text":"Arash Ajoudani, Juan M. Gandarias, Marta Lorenzini, Virginia Ruiz Garate, Wansoo Kim","submitted_at":"2022-04-29T09:04:05Z","abstract_excerpt":"The objective of this paper is to develop and evaluate a directional vibrotactile feedback interface as a guidance tool for postural adjustments during work. In contrast to the existing active and wearable systems such as exoskeletons, we aim to create a lightweight and intuitive interface, capable of guiding its wearers towards more ergonomic and healthy working conditions. To achieve this, a vibrotactile device called ErgoTac is employed to develop three different feedback modalities that are able to provide a directional guidance at the body segments towards a desired pose. In addition, an "},"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":"2204.13955","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2022-04-29T09:04:05Z","cross_cats_sorted":["cs.RO"],"title_canon_sha256":"798548ea3c6746815dc43a0a5d63cb5743fa2e0454839a475a66b3b19ed7ae7e","abstract_canon_sha256":"b0ca36842fea6ee7f9f30c26e56972bd9eae4b22737cb51d27ed7062ffcdffc7"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:20:20.273967Z","signature_b64":"vEuglEWBhZVxuQ6GH07m/gTcm15rqGrzEniipFNK6V55aNAsprwHsRyzlyVqEzJxq715N+VzMrO7HWcK9S66DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dea5cbdef57493948b191e842343a858a55c83e39c93cd35f88c79817792ee35","last_reissued_at":"2026-07-05T04:20:20.273527Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:20:20.273527Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A Directional Vibrotactile Feedback Interface for Ergonomic Postural Adjustment","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.RO"],"primary_cat":"cs.HC","authors_text":"Arash Ajoudani, Juan M. Gandarias, Marta Lorenzini, Virginia Ruiz Garate, Wansoo Kim","submitted_at":"2022-04-29T09:04:05Z","abstract_excerpt":"The objective of this paper is to develop and evaluate a directional vibrotactile feedback interface as a guidance tool for postural adjustments during work. In contrast to the existing active and wearable systems such as exoskeletons, we aim to create a lightweight and intuitive interface, capable of guiding its wearers towards more ergonomic and healthy working conditions. To achieve this, a vibrotactile device called ErgoTac is employed to develop three different feedback modalities that are able to provide a directional guidance at the body segments towards a desired pose. In addition, an "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2204.13955","kind":"arxiv","version":2},"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/2204.13955/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":"2204.13955","created_at":"2026-07-05T04:20:20.273585+00:00"},{"alias_kind":"arxiv_version","alias_value":"2204.13955v2","created_at":"2026-07-05T04:20:20.273585+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2204.13955","created_at":"2026-07-05T04:20:20.273585+00:00"},{"alias_kind":"pith_short_12","alias_value":"32S4XXXVOSJZ","created_at":"2026-07-05T04:20:20.273585+00:00"},{"alias_kind":"pith_short_16","alias_value":"32S4XXXVOSJZJCYZ","created_at":"2026-07-05T04:20:20.273585+00:00"},{"alias_kind":"pith_short_8","alias_value":"32S4XXXV","created_at":"2026-07-05T04:20:20.273585+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/32S4XXXVOSJZJCYZD2CCGQ5ILC","json":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC.json","graph_json":"https://pith.science/api/pith-number/32S4XXXVOSJZJCYZD2CCGQ5ILC/graph.json","events_json":"https://pith.science/api/pith-number/32S4XXXVOSJZJCYZD2CCGQ5ILC/events.json","paper":"https://pith.science/paper/32S4XXXV"},"agent_actions":{"view_html":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC","download_json":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC.json","view_paper":"https://pith.science/paper/32S4XXXV","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2204.13955&json=true","fetch_graph":"https://pith.science/api/pith-number/32S4XXXVOSJZJCYZD2CCGQ5ILC/graph.json","fetch_events":"https://pith.science/api/pith-number/32S4XXXVOSJZJCYZD2CCGQ5ILC/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC/action/timestamp_anchor","attest_storage":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC/action/storage_attestation","attest_author":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC/action/author_attestation","sign_citation":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC/action/citation_signature","submit_replication":"https://pith.science/pith/32S4XXXVOSJZJCYZD2CCGQ5ILC/action/replication_record"}},"created_at":"2026-07-05T04:20:20.273585+00:00","updated_at":"2026-07-05T04:20:20.273585+00:00"}