{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:XGP3WYQJNOXKRBFC6WRTKFS77D","short_pith_number":"pith:XGP3WYQJ","canonical_record":{"source":{"id":"2509.03792","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2025-09-04T01:00:19Z","cross_cats_sorted":[],"title_canon_sha256":"bc406d6532edcb913a928b20c06b5976f986cd731c793b9b294225847f0b0ac5","abstract_canon_sha256":"be4b59377a75000cc3b716cc5548b2bb9b08a0d785ff9c280de3ac1c815a0a55"},"schema_version":"1.0"},"canonical_sha256":"b99fbb62096baea884a2f5a335165ff8ebb38ca0c6fe19b252c8e4950f48e017","source":{"kind":"arxiv","id":"2509.03792","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.03792","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"arxiv_version","alias_value":"2509.03792v1","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.03792","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_12","alias_value":"XGP3WYQJNOXK","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_16","alias_value":"XGP3WYQJNOXKRBFC","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_8","alias_value":"XGP3WYQJ","created_at":"2026-07-05T12:04:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:XGP3WYQJNOXKRBFC6WRTKFS77D","target":"record","payload":{"canonical_record":{"source":{"id":"2509.03792","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2025-09-04T01:00:19Z","cross_cats_sorted":[],"title_canon_sha256":"bc406d6532edcb913a928b20c06b5976f986cd731c793b9b294225847f0b0ac5","abstract_canon_sha256":"be4b59377a75000cc3b716cc5548b2bb9b08a0d785ff9c280de3ac1c815a0a55"},"schema_version":"1.0"},"canonical_sha256":"b99fbb62096baea884a2f5a335165ff8ebb38ca0c6fe19b252c8e4950f48e017","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:04:46.132939Z","signature_b64":"fqzDocHDqtJglkXcWz96A67KRxZs6f2dSh9sF+0yZfanm5eMfiKFCm8gru3i3v34n61P3FaFVbEJZiX6hXueBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b99fbb62096baea884a2f5a335165ff8ebb38ca0c6fe19b252c8e4950f48e017","last_reissued_at":"2026-07-05T12:04:46.132458Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:04:46.132458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.03792","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":"2026-07-05T12:04:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wp+ZLPyaG7oX0b58tKjEW7O6iKJQAqlel0rGZ7Wwwx1B9r3LTbTtV+Q/o/1MM6FyAwtsddeJo8mzgDiC+XtsAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T03:42:31.821737Z"},"content_sha256":"a9ff6d8a497cf5f5fd2b1a6b8b4ccba04a85c0d2885f104d337b2a8f527bcea6","schema_version":"1.0","event_id":"sha256:a9ff6d8a497cf5f5fd2b1a6b8b4ccba04a85c0d2885f104d337b2a8f527bcea6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:XGP3WYQJNOXKRBFC6WRTKFS77D","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Map as a By-product: Collective Landmark Mapping from IMU Data and User-provided Texts in Situated Tasks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.HC","authors_text":"Kotaro Hara, Ryo Yonetani","submitted_at":"2025-09-04T01:00:19Z","abstract_excerpt":"This paper presents Collective Landmark Mapper, a novel map-as-a-by-product system for generating semantic landmark maps of indoor environments. Consider users engaged in situated tasks that require them to navigate these environments and regularly take notes on their smartphones. Collective Landmark Mapper exploits the smartphone's IMU data and the user's free text input during these tasks to identify a set of landmarks encountered by the user. The identified landmarks are then aggregated across multiple users to generate a unified map representing the positions and semantic information of al"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.03792","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/2509.03792/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":"2026-07-05T12:04:46Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"9NulO+dI87WGLRpS1LAsfoC5LLSSAzuvQk5Y+OtL0AaGioye/lYVeC72QeVxFDQTEw0qoiiwJD+7z3KZDgkUBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T03:42:31.822702Z"},"content_sha256":"44874e964564f6c64aeccf58c8a02864e69ed06802fefa9443b5d15aa5e2e3c2","schema_version":"1.0","event_id":"sha256:44874e964564f6c64aeccf58c8a02864e69ed06802fefa9443b5d15aa5e2e3c2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/bundle.json","state_url":"https://pith.science/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/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":"2026-08-17T03:42:31Z","links":{"resolver":"https://pith.science/pith/XGP3WYQJNOXKRBFC6WRTKFS77D","bundle":"https://pith.science/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/bundle.json","state":"https://pith.science/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XGP3WYQJNOXKRBFC6WRTKFS77D/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XGP3WYQJNOXKRBFC6WRTKFS77D","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":"be4b59377a75000cc3b716cc5548b2bb9b08a0d785ff9c280de3ac1c815a0a55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2025-09-04T01:00:19Z","title_canon_sha256":"bc406d6532edcb913a928b20c06b5976f986cd731c793b9b294225847f0b0ac5"},"schema_version":"1.0","source":{"id":"2509.03792","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.03792","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"arxiv_version","alias_value":"2509.03792v1","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.03792","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_12","alias_value":"XGP3WYQJNOXK","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_16","alias_value":"XGP3WYQJNOXKRBFC","created_at":"2026-07-05T12:04:46Z"},{"alias_kind":"pith_short_8","alias_value":"XGP3WYQJ","created_at":"2026-07-05T12:04:46Z"}],"graph_snapshots":[{"event_id":"sha256:44874e964564f6c64aeccf58c8a02864e69ed06802fefa9443b5d15aa5e2e3c2","target":"graph","created_at":"2026-07-05T12:04:46Z","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/2509.03792/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper presents Collective Landmark Mapper, a novel map-as-a-by-product system for generating semantic landmark maps of indoor environments. Consider users engaged in situated tasks that require them to navigate these environments and regularly take notes on their smartphones. Collective Landmark Mapper exploits the smartphone's IMU data and the user's free text input during these tasks to identify a set of landmarks encountered by the user. The identified landmarks are then aggregated across multiple users to generate a unified map representing the positions and semantic information of al","authors_text":"Kotaro Hara, Ryo Yonetani","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2025-09-04T01:00:19Z","title":"Map as a By-product: Collective Landmark Mapping from IMU Data and User-provided Texts in Situated Tasks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.03792","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:a9ff6d8a497cf5f5fd2b1a6b8b4ccba04a85c0d2885f104d337b2a8f527bcea6","target":"record","created_at":"2026-07-05T12:04:46Z","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":"be4b59377a75000cc3b716cc5548b2bb9b08a0d785ff9c280de3ac1c815a0a55","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.HC","submitted_at":"2025-09-04T01:00:19Z","title_canon_sha256":"bc406d6532edcb913a928b20c06b5976f986cd731c793b9b294225847f0b0ac5"},"schema_version":"1.0","source":{"id":"2509.03792","kind":"arxiv","version":1}},"canonical_sha256":"b99fbb62096baea884a2f5a335165ff8ebb38ca0c6fe19b252c8e4950f48e017","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b99fbb62096baea884a2f5a335165ff8ebb38ca0c6fe19b252c8e4950f48e017","first_computed_at":"2026-07-05T12:04:46.132458Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:04:46.132458Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fqzDocHDqtJglkXcWz96A67KRxZs6f2dSh9sF+0yZfanm5eMfiKFCm8gru3i3v34n61P3FaFVbEJZiX6hXueBQ==","signature_status":"signed_v1","signed_at":"2026-07-05T12:04:46.132939Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.03792","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a9ff6d8a497cf5f5fd2b1a6b8b4ccba04a85c0d2885f104d337b2a8f527bcea6","sha256:44874e964564f6c64aeccf58c8a02864e69ed06802fefa9443b5d15aa5e2e3c2"],"state_sha256":"9a100521182a23c487b57f5817d68f1e0cf0d771b6f1e838cb3f1ea8292269de"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u9iwUa4aB6vy8/BR4a5h5ULTCwn2DTIdCR7qNfl8XME5dHEmA/qQsAGmvkd9SnbXKxvR/e3PxRxjMPdEP/CVDQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T03:42:31.884107Z","bundle_sha256":"b6680ef435e4d62f1f06daa02983b5c948c3248afcaf01b321af90234e6a3450"}}