{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:PTG7R7TVYXF3R62CN2C5YPAMWB","short_pith_number":"pith:PTG7R7TV","canonical_record":{"source":{"id":"2110.00349","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-10-01T12:25:03Z","cross_cats_sorted":[],"title_canon_sha256":"8f0ae63c9a9f1e3dbc0aa9f2212ffcccc227c4193bbd6219082a80662aff3561","abstract_canon_sha256":"47f40d2db54f9eb6cca2b61da090016430aab5e7d28649f49d7c2eb5d6533ceb"},"schema_version":"1.0"},"canonical_sha256":"7ccdf8fe75c5cbb8fb426e85dc3c0cb05b473b17653c58acb514aba5dd2bbca8","source":{"kind":"arxiv","id":"2110.00349","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.00349","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"arxiv_version","alias_value":"2110.00349v1","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.00349","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_12","alias_value":"PTG7R7TVYXF3","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_16","alias_value":"PTG7R7TVYXF3R62C","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_8","alias_value":"PTG7R7TV","created_at":"2026-07-05T03:19:28Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:PTG7R7TVYXF3R62CN2C5YPAMWB","target":"record","payload":{"canonical_record":{"source":{"id":"2110.00349","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-10-01T12:25:03Z","cross_cats_sorted":[],"title_canon_sha256":"8f0ae63c9a9f1e3dbc0aa9f2212ffcccc227c4193bbd6219082a80662aff3561","abstract_canon_sha256":"47f40d2db54f9eb6cca2b61da090016430aab5e7d28649f49d7c2eb5d6533ceb"},"schema_version":"1.0"},"canonical_sha256":"7ccdf8fe75c5cbb8fb426e85dc3c0cb05b473b17653c58acb514aba5dd2bbca8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:19:28.700024Z","signature_b64":"h8C2bXPKuDQlZbiP+zjySM6+hSJzACHeOlg/eiCZZpVPIUTOfYArBI5j6AI0ItpEJKeQIQof4JldETQuIuHcAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7ccdf8fe75c5cbb8fb426e85dc3c0cb05b473b17653c58acb514aba5dd2bbca8","last_reissued_at":"2026-07-05T03:19:28.699557Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:19:28.699557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2110.00349","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":"2026-07-05T03:19:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"u9bnXpsH3ukcULSY7d7Y98jb+AUgjdhZzH4HNLxQEOoxjdgjildqp5BZ3hmumuHJOMSrC2RG1a3KofrAltRPBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T02:42:53.825616Z"},"content_sha256":"4009d629ed6bf6b8b28214d77a1536c83081bc5e18849b546d674047e5166ed2","schema_version":"1.0","event_id":"sha256:4009d629ed6bf6b8b28214d77a1536c83081bc5e18849b546d674047e5166ed2"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:PTG7R7TVYXF3R62CN2C5YPAMWB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"LiDAR Aided Human Blockage Prediction for 6G","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Dileepa Marasinghe, Matti Latva-aho, Nandana Rajatheva","submitted_at":"2021-10-01T12:25:03Z","abstract_excerpt":"Leveraging higher frequencies up to THz band paves the way towards a faster network in the next generation of wireless communications. However, such shorter wavelengths are susceptible to higher scattering and path loss forcing the link to depend predominantly on the line-of-sight (LOS) path. Dynamic movement of humans has been identified as a major source of blockages to such LOS links. In this work, we aim to overcome this challenge by predicting human blockages to the LOS link enabling the transmitter to anticipate the blockage and act intelligently. We propose an end-to-end system of infra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.00349","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/2110.00349/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":"2026-07-05T03:19:28Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wWfjVN3ym2ivhi2QmeW8+crXFNynXufwRTA+vTAVPyJ+Y/R+OgvmcTtvCISuciAbx+TcJ8HjplHeTwHkIDwlAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T02:42:53.825941Z"},"content_sha256":"f9271f65f6beddcf204a55ea3346003f2bc0b0b495ea3e2d303da33ea0c96665","schema_version":"1.0","event_id":"sha256:f9271f65f6beddcf204a55ea3346003f2bc0b0b495ea3e2d303da33ea0c96665"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/bundle.json","state_url":"https://pith.science/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/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":"2026-08-22T02:42:53Z","links":{"resolver":"https://pith.science/pith/PTG7R7TVYXF3R62CN2C5YPAMWB","bundle":"https://pith.science/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/bundle.json","state":"https://pith.science/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/PTG7R7TVYXF3R62CN2C5YPAMWB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:PTG7R7TVYXF3R62CN2C5YPAMWB","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":"47f40d2db54f9eb6cca2b61da090016430aab5e7d28649f49d7c2eb5d6533ceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-10-01T12:25:03Z","title_canon_sha256":"8f0ae63c9a9f1e3dbc0aa9f2212ffcccc227c4193bbd6219082a80662aff3561"},"schema_version":"1.0","source":{"id":"2110.00349","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2110.00349","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"arxiv_version","alias_value":"2110.00349v1","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2110.00349","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_12","alias_value":"PTG7R7TVYXF3","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_16","alias_value":"PTG7R7TVYXF3R62C","created_at":"2026-07-05T03:19:28Z"},{"alias_kind":"pith_short_8","alias_value":"PTG7R7TV","created_at":"2026-07-05T03:19:28Z"}],"graph_snapshots":[{"event_id":"sha256:f9271f65f6beddcf204a55ea3346003f2bc0b0b495ea3e2d303da33ea0c96665","target":"graph","created_at":"2026-07-05T03:19:28Z","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/2110.00349/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Leveraging higher frequencies up to THz band paves the way towards a faster network in the next generation of wireless communications. However, such shorter wavelengths are susceptible to higher scattering and path loss forcing the link to depend predominantly on the line-of-sight (LOS) path. Dynamic movement of humans has been identified as a major source of blockages to such LOS links. In this work, we aim to overcome this challenge by predicting human blockages to the LOS link enabling the transmitter to anticipate the blockage and act intelligently. We propose an end-to-end system of infra","authors_text":"Dileepa Marasinghe, Matti Latva-aho, Nandana Rajatheva","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-10-01T12:25:03Z","title":"LiDAR Aided Human Blockage Prediction for 6G"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2110.00349","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":"sha256:4009d629ed6bf6b8b28214d77a1536c83081bc5e18849b546d674047e5166ed2","target":"record","created_at":"2026-07-05T03:19:28Z","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":"47f40d2db54f9eb6cca2b61da090016430aab5e7d28649f49d7c2eb5d6533ceb","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-10-01T12:25:03Z","title_canon_sha256":"8f0ae63c9a9f1e3dbc0aa9f2212ffcccc227c4193bbd6219082a80662aff3561"},"schema_version":"1.0","source":{"id":"2110.00349","kind":"arxiv","version":1}},"canonical_sha256":"7ccdf8fe75c5cbb8fb426e85dc3c0cb05b473b17653c58acb514aba5dd2bbca8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7ccdf8fe75c5cbb8fb426e85dc3c0cb05b473b17653c58acb514aba5dd2bbca8","first_computed_at":"2026-07-05T03:19:28.699557Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:19:28.699557Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h8C2bXPKuDQlZbiP+zjySM6+hSJzACHeOlg/eiCZZpVPIUTOfYArBI5j6AI0ItpEJKeQIQof4JldETQuIuHcAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:19:28.700024Z","signed_message":"canonical_sha256_bytes"},"source_id":"2110.00349","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4009d629ed6bf6b8b28214d77a1536c83081bc5e18849b546d674047e5166ed2","sha256:f9271f65f6beddcf204a55ea3346003f2bc0b0b495ea3e2d303da33ea0c96665"],"state_sha256":"7a5c4894cce368d8ccec36715ea0d595477dcceb3de6824710786afd199b6174"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+p8oKZPlgI46h29B/VjxQ47Fs3kMCgOjHLKo9AjPbBe098feMOlE4sb3rBaETki8TUjVwJZHtr53T99qY7lqDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T02:42:53.829361Z","bundle_sha256":"0851d168c3f377a91882d567d80d0401493c5895c601057f80671a67895d5328"}}