{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QNADTFSD5AVT5BUSV6CKSMQZX7","merge_version":"pith-open-graph-merge-v1","event_count":3,"valid_event_count":3,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"c802eb1e85f0cb28e54d038c70cd090746e3f2e4b2467b39dcbd1bfa88e36ce9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-20T11:38:45Z","title_canon_sha256":"3e19b5c07532b171cb6530543f396c2f6df3518735d0ce5c15079e35b56e4f39"},"schema_version":"1.0","source":{"id":"2605.21053","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.21053","created_at":"2026-05-21T01:05:34Z"},{"alias_kind":"arxiv_version","alias_value":"2605.21053v1","created_at":"2026-05-21T01:05:34Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.21053","created_at":"2026-05-21T01:05:34Z"},{"alias_kind":"pith_short_12","alias_value":"QNADTFSD5AVT","created_at":"2026-05-21T01:05:34Z"},{"alias_kind":"pith_short_16","alias_value":"QNADTFSD5AVT5BUS","created_at":"2026-05-21T01:05:34Z"},{"alias_kind":"pith_short_8","alias_value":"QNADTFSD","created_at":"2026-05-21T01:05:34Z"}],"graph_snapshots":[{"event_id":"sha256:9dbed1b7884ef40bb99d004b1374904d3d7c59245bb77fa46610ba3a64f77fb3","target":"graph","created_at":"2026-05-21T01:05:34Z","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/2605.21053/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Addressing the global caregiver shortage through socially assistive robots necessitates a deep understanding of their psychological and physiological impacts on older adults during human-robot interaction (HRI). This study addresses whether social robots can serve as effective interaction partners compared to humans, and if \"positive prompts\" can similarly enhance these interactions. We conducted a comparative study with 35 participants (aged 70+). Our multi-modal analysis, integrating facial expression data, heart rate variability, and subjective questionnaires, revealed no significant differ","authors_text":"Carlotta Julia Mayer, Charlotte Raithel, Christian Werner, Hana Yamamoto, Katja Mombaur, Monika Eckstein, Theresa Buchner, Yasuhisa Hirata","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-20T11:38:45Z","title":"Perception of Social Robots as Communication Partners in Healthcare for Older Adults"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.21053","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":"sha256:7e2d60301e223ccd0a99f6b9dcc29e8359b90492c54c8d6952b082d9581ec529","target":"record","created_at":"2026-05-21T01:05:34Z","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":"c802eb1e85f0cb28e54d038c70cd090746e3f2e4b2467b39dcbd1bfa88e36ce9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-05-20T11:38:45Z","title_canon_sha256":"3e19b5c07532b171cb6530543f396c2f6df3518735d0ce5c15079e35b56e4f39"},"schema_version":"1.0","source":{"id":"2605.21053","kind":"arxiv","version":1}},"canonical_sha256":"8340399643e82b3e8692af84a93219bfe585c968d28c6ac554f623dd04a6b9d6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"8340399643e82b3e8692af84a93219bfe585c968d28c6ac554f623dd04a6b9d6","first_computed_at":"2026-05-21T01:05:34.260665Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-21T01:05:34.260665Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"BKO2WN7x0jr0nflV5wOXDAqlhQBSbDT7ULmTyuZQXR6uqEDOpOUPz+4Gsh94dlt5mWqVTM9ZsE7FdkdSzLx+Cw==","signature_status":"signed_v1","signed_at":"2026-05-21T01:05:34.261465Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.21053","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7e2d60301e223ccd0a99f6b9dcc29e8359b90492c54c8d6952b082d9581ec529","sha256:9dbed1b7884ef40bb99d004b1374904d3d7c59245bb77fa46610ba3a64f77fb3","sha256:67ac9ec5504cf7eac9d2c1b83c9e6991d8fe3fb283128f40a08fe4cd54c46f42"],"state_sha256":"2e86c6fa93740d3ca44cb15e21cd53e36e566820aa0e9f3b07ca02762d1c73da"}