{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:BWZVGT2MOQKP4G5KYGWUCKGLOC","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":"cc34f5763b3d420ace8e600fa25d2c5cc77b1affc30edf54c18b2115bf8b7987","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-06-18T21:44:03Z","title_canon_sha256":"e376258d6a21568564c9e95aac471ee7a923f81ad29fd6275b3be7840877681f"},"schema_version":"1.0","source":{"id":"2607.00022","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.00022","created_at":"2026-07-02T00:18:31Z"},{"alias_kind":"arxiv_version","alias_value":"2607.00022v1","created_at":"2026-07-02T00:18:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.00022","created_at":"2026-07-02T00:18:31Z"},{"alias_kind":"pith_short_12","alias_value":"BWZVGT2MOQKP","created_at":"2026-07-02T00:18:31Z"},{"alias_kind":"pith_short_16","alias_value":"BWZVGT2MOQKP4G5K","created_at":"2026-07-02T00:18:31Z"},{"alias_kind":"pith_short_8","alias_value":"BWZVGT2M","created_at":"2026-07-02T00:18:31Z"}],"graph_snapshots":[{"event_id":"sha256:a524fe59824832a2396bae92982c4bc6df86b1995590c21eddc9cc2b114d577a","target":"graph","created_at":"2026-07-02T00:18:31Z","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/2607.00022/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Service robots searching for household objects rely on spatial priors to reduce search cost, yet object locations can vary with resident traits. Collecting longitudinal, trait-specific in-home trajectories is invasive and hard to scale. We study when personalization helps and propose PerSim, a rigidity-gated hybrid policy that combines a trait-conditioned prior with a population-frequency baseline, personalizing only when placement behavior is variable. To scale resident-conditioned dynamics, we employ a human-calibrated simulation pipeline to generate and validate object-placement transitions","authors_text":"Eric Jing Du, Gilbert Yang Ye, Hu Xiao, Kaleb Smith, Xianyao Li, Yuhai Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-06-18T21:44:03Z","title":"When to Personalize Household Object Search: A Rigidity-Gated Hybrid Policy"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.00022","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:ec3dce792f110ece11ffa94468a2e32810d96f6dd371880ecd8bac607f84525d","target":"record","created_at":"2026-07-02T00:18:31Z","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":"cc34f5763b3d420ace8e600fa25d2c5cc77b1affc30edf54c18b2115bf8b7987","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.RO","submitted_at":"2026-06-18T21:44:03Z","title_canon_sha256":"e376258d6a21568564c9e95aac471ee7a923f81ad29fd6275b3be7840877681f"},"schema_version":"1.0","source":{"id":"2607.00022","kind":"arxiv","version":1}},"canonical_sha256":"0db3534f4c7414fe1baac1ad4128cb70bd536aaba7909626eee80afeeffe1ffd","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0db3534f4c7414fe1baac1ad4128cb70bd536aaba7909626eee80afeeffe1ffd","first_computed_at":"2026-07-02T00:18:31.534150Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-02T00:18:31.534150Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nylKegwk+PPnQHmD5sqzyz9G5vBBdGHO4Dem2WhAn9FZLnLfSfXmdJBnuD8t6VL9R/sLWrMkqD80R8uvlHLrAw==","signature_status":"signed_v1","signed_at":"2026-07-02T00:18:31.534748Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.00022","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec3dce792f110ece11ffa94468a2e32810d96f6dd371880ecd8bac607f84525d","sha256:a524fe59824832a2396bae92982c4bc6df86b1995590c21eddc9cc2b114d577a"],"state_sha256":"361134ca28690cdcf8a01402c7979dca25e1a22c234d95fb36084758e72f7b29"}