{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:75HW6K6O56AA6OANBMUFBC6RUS","short_pith_number":"pith:75HW6K6O","canonical_record":{"source":{"id":"2502.01448","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2025-02-03T15:38:38Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"d4a5b6aaffcc9efcd1b727b68aa003d7be09a13879eccb89afc5cef339c9d6b7","abstract_canon_sha256":"63168bd104cd2e1f2cc01fd2e0827cf2361b5f07fad4091788ba6caad7ed6108"},"schema_version":"1.0"},"canonical_sha256":"ff4f6f2bceef800f380d0b28508bd1a48231dd9a85ea30b4d8f5ec980a67b948","source":{"kind":"arxiv","id":"2502.01448","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.01448","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"arxiv_version","alias_value":"2502.01448v1","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.01448","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_12","alias_value":"75HW6K6O56AA","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_16","alias_value":"75HW6K6O56AA6OAN","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_8","alias_value":"75HW6K6O","created_at":"2026-07-05T10:54:42Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:75HW6K6O56AA6OANBMUFBC6RUS","target":"record","payload":{"canonical_record":{"source":{"id":"2502.01448","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2025-02-03T15:38:38Z","cross_cats_sorted":["cs.HC"],"title_canon_sha256":"d4a5b6aaffcc9efcd1b727b68aa003d7be09a13879eccb89afc5cef339c9d6b7","abstract_canon_sha256":"63168bd104cd2e1f2cc01fd2e0827cf2361b5f07fad4091788ba6caad7ed6108"},"schema_version":"1.0"},"canonical_sha256":"ff4f6f2bceef800f380d0b28508bd1a48231dd9a85ea30b4d8f5ec980a67b948","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:54:42.616457Z","signature_b64":"0fi+cCZi3fpeV85PWz1ru2zF5A3LOrtyoXlOCErGuZBWs6DnR+wk9VjtVr3HVWPwxa6UQob+IIJR8tph9MQpCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ff4f6f2bceef800f380d0b28508bd1a48231dd9a85ea30b4d8f5ec980a67b948","last_reissued_at":"2026-07-05T10:54:42.615948Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:54:42.615948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2502.01448","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":"2026-07-05T10:54:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dstVtoKKE59t4uhkSEtVm21BKcy8dst96wlff8kDn7ZZPXsdUU7UOep4yt2/ajZ0tCsqYTQMbOacm+8yEZ4fDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T23:58:23.693716Z"},"content_sha256":"dacf5588dde5b90e46c8779059fc3690dcaf29411c0f292fbbafcce6d1c474bb","schema_version":"1.0","event_id":"sha256:dacf5588dde5b90e46c8779059fc3690dcaf29411c0f292fbbafcce6d1c474bb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:75HW6K6O56AA6OANBMUFBC6RUS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"What Can You Say to a Robot? Capability Communication Leads to More Natural Conversations","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.HC"],"primary_cat":"cs.RO","authors_text":"Catharine Oertel, Florian A. Kunneman, Gabriel Skantze, Iolanda Leite, Koen V. Hindriks, Merle M. Reimann","submitted_at":"2025-02-03T15:38:38Z","abstract_excerpt":"When encountering a robot in the wild, it is not inherently clear to human users what the robot's capabilities are. When encountering misunderstandings or problems in spoken interaction, robots often just apologize and move on, without additional effort to make sure the user understands what happened. We set out to compare the effect of two speech based capability communication strategies (proactive, reactive) to a robot without such a strategy, in regard to the user's rating of and their behavior during the interaction. For this, we conducted an in-person user study with 120 participants who "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.01448","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/2502.01448/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":"2026-07-05T10:54:42Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"6/n4oXWJasDjulxxqM7w7KEZj5+PvgGFeVzeh0Up5uphDTNPCY0KVqDhbNrgOFpteKCMx1grD7p+p965OvsCAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T23:58:23.694807Z"},"content_sha256":"a1f1838ed56b7121178f023b2e7e632b203d410e974996fb2eafaa655d68a275","schema_version":"1.0","event_id":"sha256:a1f1838ed56b7121178f023b2e7e632b203d410e974996fb2eafaa655d68a275"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/75HW6K6O56AA6OANBMUFBC6RUS/bundle.json","state_url":"https://pith.science/pith/75HW6K6O56AA6OANBMUFBC6RUS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/75HW6K6O56AA6OANBMUFBC6RUS/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":"2026-08-23T23:58:23Z","links":{"resolver":"https://pith.science/pith/75HW6K6O56AA6OANBMUFBC6RUS","bundle":"https://pith.science/pith/75HW6K6O56AA6OANBMUFBC6RUS/bundle.json","state":"https://pith.science/pith/75HW6K6O56AA6OANBMUFBC6RUS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/75HW6K6O56AA6OANBMUFBC6RUS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:75HW6K6O56AA6OANBMUFBC6RUS","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":"63168bd104cd2e1f2cc01fd2e0827cf2361b5f07fad4091788ba6caad7ed6108","cross_cats_sorted":["cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2025-02-03T15:38:38Z","title_canon_sha256":"d4a5b6aaffcc9efcd1b727b68aa003d7be09a13879eccb89afc5cef339c9d6b7"},"schema_version":"1.0","source":{"id":"2502.01448","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2502.01448","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"arxiv_version","alias_value":"2502.01448v1","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2502.01448","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_12","alias_value":"75HW6K6O56AA","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_16","alias_value":"75HW6K6O56AA6OAN","created_at":"2026-07-05T10:54:42Z"},{"alias_kind":"pith_short_8","alias_value":"75HW6K6O","created_at":"2026-07-05T10:54:42Z"}],"graph_snapshots":[{"event_id":"sha256:a1f1838ed56b7121178f023b2e7e632b203d410e974996fb2eafaa655d68a275","target":"graph","created_at":"2026-07-05T10:54:42Z","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/2502.01448/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"When encountering a robot in the wild, it is not inherently clear to human users what the robot's capabilities are. When encountering misunderstandings or problems in spoken interaction, robots often just apologize and move on, without additional effort to make sure the user understands what happened. We set out to compare the effect of two speech based capability communication strategies (proactive, reactive) to a robot without such a strategy, in regard to the user's rating of and their behavior during the interaction. For this, we conducted an in-person user study with 120 participants who ","authors_text":"Catharine Oertel, Florian A. Kunneman, Gabriel Skantze, Iolanda Leite, Koen V. Hindriks, Merle M. Reimann","cross_cats":["cs.HC"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2025-02-03T15:38:38Z","title":"What Can You Say to a Robot? Capability Communication Leads to More Natural Conversations"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2502.01448","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:dacf5588dde5b90e46c8779059fc3690dcaf29411c0f292fbbafcce6d1c474bb","target":"record","created_at":"2026-07-05T10:54:42Z","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":"63168bd104cd2e1f2cc01fd2e0827cf2361b5f07fad4091788ba6caad7ed6108","cross_cats_sorted":["cs.HC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.RO","submitted_at":"2025-02-03T15:38:38Z","title_canon_sha256":"d4a5b6aaffcc9efcd1b727b68aa003d7be09a13879eccb89afc5cef339c9d6b7"},"schema_version":"1.0","source":{"id":"2502.01448","kind":"arxiv","version":1}},"canonical_sha256":"ff4f6f2bceef800f380d0b28508bd1a48231dd9a85ea30b4d8f5ec980a67b948","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ff4f6f2bceef800f380d0b28508bd1a48231dd9a85ea30b4d8f5ec980a67b948","first_computed_at":"2026-07-05T10:54:42.615948Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:54:42.615948Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"0fi+cCZi3fpeV85PWz1ru2zF5A3LOrtyoXlOCErGuZBWs6DnR+wk9VjtVr3HVWPwxa6UQob+IIJR8tph9MQpCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T10:54:42.616457Z","signed_message":"canonical_sha256_bytes"},"source_id":"2502.01448","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dacf5588dde5b90e46c8779059fc3690dcaf29411c0f292fbbafcce6d1c474bb","sha256:a1f1838ed56b7121178f023b2e7e632b203d410e974996fb2eafaa655d68a275"],"state_sha256":"446dd3b02d5fce0a62dbaab9f239792a95938be179231b11fa3a0984014e2ab9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sv8gr2p6er5GQwZRSFiQnMPMgVc9t4PDhqHmOsNtY2j36RzKCDSZUfW77BT7KuNVG6spOcqlyDetHH3oMt1+Aw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T23:58:23.701622Z","bundle_sha256":"b7e4f78a9db94ab7062b9dceff19c5ec6b0853393069198def557762e4115f43"}}