{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:HONTLIOALFFSSOJLFZW52JJZMX","short_pith_number":"pith:HONTLIOA","canonical_record":{"source":{"id":"2212.06768","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.HC","submitted_at":"2022-12-12T16:22:52Z","cross_cats_sorted":["eess.SP"],"title_canon_sha256":"5bb5ce8e9c56641029866e9bf99b08a8d37bbdf4e84713f7345706c9a6651242","abstract_canon_sha256":"89f42c1db964aedad08ba0b38f4d3acb06c629f6050f7777b513c109acea98c0"},"schema_version":"1.0"},"canonical_sha256":"3b9b35a1c0594b29392b2e6ddd253965c3f99844a77352e0b451dba712311142","source":{"kind":"arxiv","id":"2212.06768","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.06768","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"2212.06768v1","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.06768","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"HONTLIOALFFS","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"HONTLIOALFFSSOJL","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"HONTLIOA","created_at":"2026-07-05T05:24:54Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:HONTLIOALFFSSOJLFZW52JJZMX","target":"record","payload":{"canonical_record":{"source":{"id":"2212.06768","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.HC","submitted_at":"2022-12-12T16:22:52Z","cross_cats_sorted":["eess.SP"],"title_canon_sha256":"5bb5ce8e9c56641029866e9bf99b08a8d37bbdf4e84713f7345706c9a6651242","abstract_canon_sha256":"89f42c1db964aedad08ba0b38f4d3acb06c629f6050f7777b513c109acea98c0"},"schema_version":"1.0"},"canonical_sha256":"3b9b35a1c0594b29392b2e6ddd253965c3f99844a77352e0b451dba712311142","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:24:54.428486Z","signature_b64":"VwEoCz112XO3bq8KP1mzbjo9lcZjqyYWqtiA84oGQq3x4tdE+OIKRM5Thiwk6D0sGPg4oSQjW/Wa4WsN4W70CQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3b9b35a1c0594b29392b2e6ddd253965c3f99844a77352e0b451dba712311142","last_reissued_at":"2026-07-05T05:24:54.428016Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:24:54.428016Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2212.06768","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":"2026-07-05T05:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"gbG0O6Cuk9i5kuSGAbDw746KYkx6arr0Ji5cAjf1cn2y8kXPOwT/h8EIVTzsVgGnEHZ2Q4kM3pHnKh2zXaEHAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T11:34:13.403175Z"},"content_sha256":"b5e5520c950223aa7c5e9e21c89d823725e7214cf900a43ded0cf3f4e3924590","schema_version":"1.0","event_id":"sha256:b5e5520c950223aa7c5e9e21c89d823725e7214cf900a43ded0cf3f4e3924590"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:HONTLIOALFFSSOJLFZW52JJZMX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Mobile Localization Techniques Oriented to Tangible Web","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":["eess.SP"],"primary_cat":"cs.HC","authors_text":"Damiano Perri, Marco Simonetti, Martina Fortunelli, Osvaldo Gervasi, Riccardo Magni","submitted_at":"2022-12-12T16:22:52Z","abstract_excerpt":"We implemented a system able to locate people indoor, with the purpose of providing assistive services. Such approach is particularly important for the Art, for providing information on exhibitions, art galleries and museums, and to allow the access to the cultural heritage patrimony to people with disabilities. The system may provide also very important information and input to elderly people, helping them to perceive more deeply the reality and the beauty of art. The system is based on Beacons, very small and low power consumption devices, and Human Body Communication protocols. The Beacons,"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.06768","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/2212.06768/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":"2026-07-05T05:24:54Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"YvfT371IIrK3e4mwvcgEmaPmY4+cYQPOG00wi/MM2SNwSyyhw3qxwSDThudg7yC1sWkguoLiPn5VzDyxVlfwAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-11T11:34:13.403567Z"},"content_sha256":"8376951340e032aebf47f6bbe4c7d5776538330715349e7162880ae7990f9153","schema_version":"1.0","event_id":"sha256:8376951340e032aebf47f6bbe4c7d5776538330715349e7162880ae7990f9153"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HONTLIOALFFSSOJLFZW52JJZMX/bundle.json","state_url":"https://pith.science/pith/HONTLIOALFFSSOJLFZW52JJZMX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HONTLIOALFFSSOJLFZW52JJZMX/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":"2026-07-11T11:34:13Z","links":{"resolver":"https://pith.science/pith/HONTLIOALFFSSOJLFZW52JJZMX","bundle":"https://pith.science/pith/HONTLIOALFFSSOJLFZW52JJZMX/bundle.json","state":"https://pith.science/pith/HONTLIOALFFSSOJLFZW52JJZMX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HONTLIOALFFSSOJLFZW52JJZMX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:HONTLIOALFFSSOJLFZW52JJZMX","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":"89f42c1db964aedad08ba0b38f4d3acb06c629f6050f7777b513c109acea98c0","cross_cats_sorted":["eess.SP"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.HC","submitted_at":"2022-12-12T16:22:52Z","title_canon_sha256":"5bb5ce8e9c56641029866e9bf99b08a8d37bbdf4e84713f7345706c9a6651242"},"schema_version":"1.0","source":{"id":"2212.06768","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2212.06768","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"arxiv_version","alias_value":"2212.06768v1","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2212.06768","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_12","alias_value":"HONTLIOALFFS","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_16","alias_value":"HONTLIOALFFSSOJL","created_at":"2026-07-05T05:24:54Z"},{"alias_kind":"pith_short_8","alias_value":"HONTLIOA","created_at":"2026-07-05T05:24:54Z"}],"graph_snapshots":[{"event_id":"sha256:8376951340e032aebf47f6bbe4c7d5776538330715349e7162880ae7990f9153","target":"graph","created_at":"2026-07-05T05:24:54Z","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/2212.06768/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We implemented a system able to locate people indoor, with the purpose of providing assistive services. Such approach is particularly important for the Art, for providing information on exhibitions, art galleries and museums, and to allow the access to the cultural heritage patrimony to people with disabilities. The system may provide also very important information and input to elderly people, helping them to perceive more deeply the reality and the beauty of art. The system is based on Beacons, very small and low power consumption devices, and Human Body Communication protocols. The Beacons,","authors_text":"Damiano Perri, Marco Simonetti, Martina Fortunelli, Osvaldo Gervasi, Riccardo Magni","cross_cats":["eess.SP"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.HC","submitted_at":"2022-12-12T16:22:52Z","title":"Mobile Localization Techniques Oriented to Tangible Web"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2212.06768","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:b5e5520c950223aa7c5e9e21c89d823725e7214cf900a43ded0cf3f4e3924590","target":"record","created_at":"2026-07-05T05:24:54Z","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":"89f42c1db964aedad08ba0b38f4d3acb06c629f6050f7777b513c109acea98c0","cross_cats_sorted":["eess.SP"],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"cs.HC","submitted_at":"2022-12-12T16:22:52Z","title_canon_sha256":"5bb5ce8e9c56641029866e9bf99b08a8d37bbdf4e84713f7345706c9a6651242"},"schema_version":"1.0","source":{"id":"2212.06768","kind":"arxiv","version":1}},"canonical_sha256":"3b9b35a1c0594b29392b2e6ddd253965c3f99844a77352e0b451dba712311142","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3b9b35a1c0594b29392b2e6ddd253965c3f99844a77352e0b451dba712311142","first_computed_at":"2026-07-05T05:24:54.428016Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:24:54.428016Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VwEoCz112XO3bq8KP1mzbjo9lcZjqyYWqtiA84oGQq3x4tdE+OIKRM5Thiwk6D0sGPg4oSQjW/Wa4WsN4W70CQ==","signature_status":"signed_v1","signed_at":"2026-07-05T05:24:54.428486Z","signed_message":"canonical_sha256_bytes"},"source_id":"2212.06768","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b5e5520c950223aa7c5e9e21c89d823725e7214cf900a43ded0cf3f4e3924590","sha256:8376951340e032aebf47f6bbe4c7d5776538330715349e7162880ae7990f9153"],"state_sha256":"4bdf3be5a405a9c9ce900f6dc1b283e590f12267ca106df067b3b32bb24e63aa"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q9ypAoVTwI95lTJsXhF/7+yfTC3MAf4Xq+EjLsECuOsU8YaPZkqFtfosCbs8gppo6VUKV/2dtdT+hIK+iopDCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-11T11:34:13.405892Z","bundle_sha256":"c795a90889ffd9fcd1e545b934ee333c0a5d6bfee0d861630118a06f43d594c8"}}