{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:C6FIPBKMTDILFPIBAULHYGQKTH","short_pith_number":"pith:C6FIPBKM","canonical_record":{"source":{"id":"1808.03988","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-08-12T19:11:04Z","cross_cats_sorted":[],"title_canon_sha256":"8a1ccfc29bc2d8f06034bba7c56c0d50c2c1587debad949c28fa783dde9c3301","abstract_canon_sha256":"25f52aec1823af10945a0627316522ed32acb3ca18ab741c064918dc63d499cf"},"schema_version":"1.0"},"canonical_sha256":"178a87854c98d0b2bd0105167c1a0a99d813d626a283b692e665021c5a4e7b4f","source":{"kind":"arxiv","id":"1808.03988","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03988","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03988v1","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03988","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"pith_short_12","alias_value":"C6FIPBKMTDIL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C6FIPBKMTDILFPIB","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C6FIPBKM","created_at":"2026-05-18T12:32:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:C6FIPBKMTDILFPIBAULHYGQKTH","target":"record","payload":{"canonical_record":{"source":{"id":"1808.03988","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-08-12T19:11:04Z","cross_cats_sorted":[],"title_canon_sha256":"8a1ccfc29bc2d8f06034bba7c56c0d50c2c1587debad949c28fa783dde9c3301","abstract_canon_sha256":"25f52aec1823af10945a0627316522ed32acb3ca18ab741c064918dc63d499cf"},"schema_version":"1.0"},"canonical_sha256":"178a87854c98d0b2bd0105167c1a0a99d813d626a283b692e665021c5a4e7b4f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:08:19.164922Z","signature_b64":"dgRSydSHpM7e4emht91ZtMhXT/Aooy+ACxmzlTPTgkabmQWjqLckxaqAmI/ehAf02sOEd25WquLD0++2bJyCCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"178a87854c98d0b2bd0105167c1a0a99d813d626a283b692e665021c5a4e7b4f","last_reissued_at":"2026-05-18T00:08:19.164296Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:08:19.164296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1808.03988","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":"2026-05-18T00:08:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ZPfC1EzXsCFnP5MpSHZXtKd/mJ+8NAvYbGk2DTH/VoISPLdrrpwT6uNvLMBesyjybxiqus5qyOAmfm/f9WFQDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:34:31.748645Z"},"content_sha256":"b0d1d898bb5d55fe7338eb4feb33d25a463bec61ed494bdbb371eaf7b5d86101","schema_version":"1.0","event_id":"sha256:b0d1d898bb5d55fe7338eb4feb33d25a463bec61ed494bdbb371eaf7b5d86101"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:C6FIPBKMTDILFPIBAULHYGQKTH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"WiFiScout: A Crowdsensing WiFi Advisory System with Gamification-based Incentive","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Fang-Jing Wu, Tie Luo","submitted_at":"2018-08-12T19:11:04Z","abstract_excerpt":"As mobile crowdsensing techniques are steering many smart-city applications, an incentive scheme that motivates the crowd to actively participate becomes a key to the success of such city-scale applications. This paper presents a crowdsensing WiFi advisory system called WiFiScout, which helps smartphone users to find good quality WiFi hotspots. The quality information is defined in terms of user experience and hence the system requires users to contribute information of their experience with WiFi hotspots. To motivate people to contribute such information, we design and implement a gamificatio"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03988","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":""},"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":"2026-05-18T00:08:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bEv9h3mvFdVsH7e8Y+d/QcOevJkcxZrH0d8p+74s2jIYMaUsSojzr6NdXx4M/OVjxGZ+zG7W4OS9Hw4I9xRMCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T18:34:31.749331Z"},"content_sha256":"9ede0f4b6b620a6b327fac9e36a75e162526b2a2fc153e2eee073cc9b36b0e6f","schema_version":"1.0","event_id":"sha256:9ede0f4b6b620a6b327fac9e36a75e162526b2a2fc153e2eee073cc9b36b0e6f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C6FIPBKMTDILFPIBAULHYGQKTH/bundle.json","state_url":"https://pith.science/pith/C6FIPBKMTDILFPIBAULHYGQKTH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C6FIPBKMTDILFPIBAULHYGQKTH/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":"2026-06-06T18:34:31Z","links":{"resolver":"https://pith.science/pith/C6FIPBKMTDILFPIBAULHYGQKTH","bundle":"https://pith.science/pith/C6FIPBKMTDILFPIBAULHYGQKTH/bundle.json","state":"https://pith.science/pith/C6FIPBKMTDILFPIBAULHYGQKTH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C6FIPBKMTDILFPIBAULHYGQKTH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:C6FIPBKMTDILFPIBAULHYGQKTH","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":"25f52aec1823af10945a0627316522ed32acb3ca18ab741c064918dc63d499cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-08-12T19:11:04Z","title_canon_sha256":"8a1ccfc29bc2d8f06034bba7c56c0d50c2c1587debad949c28fa783dde9c3301"},"schema_version":"1.0","source":{"id":"1808.03988","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1808.03988","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"arxiv_version","alias_value":"1808.03988v1","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1808.03988","created_at":"2026-05-18T00:08:19Z"},{"alias_kind":"pith_short_12","alias_value":"C6FIPBKMTDIL","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_16","alias_value":"C6FIPBKMTDILFPIB","created_at":"2026-05-18T12:32:16Z"},{"alias_kind":"pith_short_8","alias_value":"C6FIPBKM","created_at":"2026-05-18T12:32:16Z"}],"graph_snapshots":[{"event_id":"sha256:9ede0f4b6b620a6b327fac9e36a75e162526b2a2fc153e2eee073cc9b36b0e6f","target":"graph","created_at":"2026-05-18T00:08:19Z","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"},"paper":{"abstract_excerpt":"As mobile crowdsensing techniques are steering many smart-city applications, an incentive scheme that motivates the crowd to actively participate becomes a key to the success of such city-scale applications. This paper presents a crowdsensing WiFi advisory system called WiFiScout, which helps smartphone users to find good quality WiFi hotspots. The quality information is defined in terms of user experience and hence the system requires users to contribute information of their experience with WiFi hotspots. To motivate people to contribute such information, we design and implement a gamificatio","authors_text":"Fang-Jing Wu, Tie Luo","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-08-12T19:11:04Z","title":"WiFiScout: A Crowdsensing WiFi Advisory System with Gamification-based Incentive"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1808.03988","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:b0d1d898bb5d55fe7338eb4feb33d25a463bec61ed494bdbb371eaf7b5d86101","target":"record","created_at":"2026-05-18T00:08:19Z","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":"25f52aec1823af10945a0627316522ed32acb3ca18ab741c064918dc63d499cf","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2018-08-12T19:11:04Z","title_canon_sha256":"8a1ccfc29bc2d8f06034bba7c56c0d50c2c1587debad949c28fa783dde9c3301"},"schema_version":"1.0","source":{"id":"1808.03988","kind":"arxiv","version":1}},"canonical_sha256":"178a87854c98d0b2bd0105167c1a0a99d813d626a283b692e665021c5a4e7b4f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"178a87854c98d0b2bd0105167c1a0a99d813d626a283b692e665021c5a4e7b4f","first_computed_at":"2026-05-18T00:08:19.164296Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:08:19.164296Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"dgRSydSHpM7e4emht91ZtMhXT/Aooy+ACxmzlTPTgkabmQWjqLckxaqAmI/ehAf02sOEd25WquLD0++2bJyCCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:08:19.164922Z","signed_message":"canonical_sha256_bytes"},"source_id":"1808.03988","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b0d1d898bb5d55fe7338eb4feb33d25a463bec61ed494bdbb371eaf7b5d86101","sha256:9ede0f4b6b620a6b327fac9e36a75e162526b2a2fc153e2eee073cc9b36b0e6f"],"state_sha256":"dbac057c9b10308323473113b40cb6e1ca54686b4f69e65314cb8f09cba00ea2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jtOxQxv1dsrpgXlBLpXJ3u1IL12qDvJlTOoC0BSYsiUmzhCJVk5oDGzZhtQ0jvxbtPHJsnnPKaJIGa/nL+JICg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T18:34:31.753217Z","bundle_sha256":"94f3278e0c2bcdf60931ea96e39f8ba8040561cd22d6504c5c02f5c832098280"}}