{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:CE7INGBBEYPATXAT2PYROEYBV7","short_pith_number":"pith:CE7INGBB","canonical_record":{"source":{"id":"2607.01777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-07-02T06:48:42Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"6e645227abbb0a6d60644c783334a340a301b95239b75fbbb037c3483f2d7384","abstract_canon_sha256":"d2d6dd1f57620da5be41ea2e81ebc6ba7ea0eaf2d5ea356ec498147b0ebbd2bf"},"schema_version":"1.0"},"canonical_sha256":"113e869821261e09dc13d3f1171301afe61257bb312714c38014d55b70933f58","source":{"kind":"arxiv","id":"2607.01777","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01777","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01777v1","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01777","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"CE7INGBBEYPA","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"CE7INGBBEYPATXAT","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"CE7INGBB","created_at":"2026-07-03T01:17:29Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:CE7INGBBEYPATXAT2PYROEYBV7","target":"record","payload":{"canonical_record":{"source":{"id":"2607.01777","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-07-02T06:48:42Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"6e645227abbb0a6d60644c783334a340a301b95239b75fbbb037c3483f2d7384","abstract_canon_sha256":"d2d6dd1f57620da5be41ea2e81ebc6ba7ea0eaf2d5ea356ec498147b0ebbd2bf"},"schema_version":"1.0"},"canonical_sha256":"113e869821261e09dc13d3f1171301afe61257bb312714c38014d55b70933f58","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-03T01:17:29.445602Z","signature_b64":"02vkXXGdi2rOCZ96+aJuoUt2dc/GBqQTyk2tfFnStVgseanInOw2MjB5BqGOZz7JYNUPsbqjPZF5PQCJqZRECg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"113e869821261e09dc13d3f1171301afe61257bb312714c38014d55b70933f58","last_reissued_at":"2026-07-03T01:17:29.445187Z","signature_status":"signed_v1","first_computed_at":"2026-07-03T01:17:29.445187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.01777","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":"2026-07-03T01:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Gv6PmE6M9m2Zvua6sQcO+vm/PE4qv0582Oda27sUUu3TJYp3VuUpTKdwbNW3KO2hU+UKILuoJ45NlXfNaicBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T10:27:03.931298Z"},"content_sha256":"439e74ba453ca5be409e8e84a483ef15ace3f5bc2c23fb9be0de284f84b3ca77","schema_version":"1.0","event_id":"sha256:439e74ba453ca5be409e8e84a483ef15ace3f5bc2c23fb9be0de284f84b3ca77"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:CE7INGBBEYPATXAT2PYROEYBV7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scene-Conditioned PINN-GNN for Multipath RF Maps: Cross-Scene Generation and In-Scene Completion","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"eess.SP","authors_text":"Lizhou Liu, Mengyao Ma, Wenyi Zhang, Xiaohui Chen, Zihan Tang","submitted_at":"2026-07-02T06:48:42Z","abstract_excerpt":"Radio frequency (RF) maps provide a compact representation of multipath propagation characteristics and are fundamental to channel modeling, coverage analysis, and environment-aware wireless optimization. This paper proposes a unified RF map construction framework based on a physics-informed neural network (PINN) and a graph neural network (GNN), supporting both cross-scene generation and in-scene completion with 2D and 2.5D environmental representations. The PINN embeds electromagnetic propagation constraints to establish a physically consistent mapping from receiver locations to multipath pa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01777","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/2607.01777/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":"2026-07-03T01:17:29Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"F9D9eJbIkxXDlhgxBDOAWBV41ILQh641x6+3hXiEMhb1R+WEy6aokrXmrkb6jlL/EgbeX9AZEha+SI1Bz8fDAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T10:27:03.931692Z"},"content_sha256":"bc97cb0602d9aefe9a9f0bfc0c00d3ecd4dd72b8a1231ae526f3805d9159cc76","schema_version":"1.0","event_id":"sha256:bc97cb0602d9aefe9a9f0bfc0c00d3ecd4dd72b8a1231ae526f3805d9159cc76"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CE7INGBBEYPATXAT2PYROEYBV7/bundle.json","state_url":"https://pith.science/pith/CE7INGBBEYPATXAT2PYROEYBV7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CE7INGBBEYPATXAT2PYROEYBV7/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":"2026-07-06T10:27:03Z","links":{"resolver":"https://pith.science/pith/CE7INGBBEYPATXAT2PYROEYBV7","bundle":"https://pith.science/pith/CE7INGBBEYPATXAT2PYROEYBV7/bundle.json","state":"https://pith.science/pith/CE7INGBBEYPATXAT2PYROEYBV7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CE7INGBBEYPATXAT2PYROEYBV7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:CE7INGBBEYPATXAT2PYROEYBV7","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":"d2d6dd1f57620da5be41ea2e81ebc6ba7ea0eaf2d5ea356ec498147b0ebbd2bf","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-07-02T06:48:42Z","title_canon_sha256":"6e645227abbb0a6d60644c783334a340a301b95239b75fbbb037c3483f2d7384"},"schema_version":"1.0","source":{"id":"2607.01777","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.01777","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"arxiv_version","alias_value":"2607.01777v1","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.01777","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_12","alias_value":"CE7INGBBEYPA","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_16","alias_value":"CE7INGBBEYPATXAT","created_at":"2026-07-03T01:17:29Z"},{"alias_kind":"pith_short_8","alias_value":"CE7INGBB","created_at":"2026-07-03T01:17:29Z"}],"graph_snapshots":[{"event_id":"sha256:bc97cb0602d9aefe9a9f0bfc0c00d3ecd4dd72b8a1231ae526f3805d9159cc76","target":"graph","created_at":"2026-07-03T01:17:29Z","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/2607.01777/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Radio frequency (RF) maps provide a compact representation of multipath propagation characteristics and are fundamental to channel modeling, coverage analysis, and environment-aware wireless optimization. This paper proposes a unified RF map construction framework based on a physics-informed neural network (PINN) and a graph neural network (GNN), supporting both cross-scene generation and in-scene completion with 2D and 2.5D environmental representations. The PINN embeds electromagnetic propagation constraints to establish a physically consistent mapping from receiver locations to multipath pa","authors_text":"Lizhou Liu, Mengyao Ma, Wenyi Zhang, Xiaohui Chen, Zihan Tang","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-07-02T06:48:42Z","title":"Scene-Conditioned PINN-GNN for Multipath RF Maps: Cross-Scene Generation and In-Scene Completion"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.01777","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":"sha256:439e74ba453ca5be409e8e84a483ef15ace3f5bc2c23fb9be0de284f84b3ca77","target":"record","created_at":"2026-07-03T01:17:29Z","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":"d2d6dd1f57620da5be41ea2e81ebc6ba7ea0eaf2d5ea356ec498147b0ebbd2bf","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2026-07-02T06:48:42Z","title_canon_sha256":"6e645227abbb0a6d60644c783334a340a301b95239b75fbbb037c3483f2d7384"},"schema_version":"1.0","source":{"id":"2607.01777","kind":"arxiv","version":1}},"canonical_sha256":"113e869821261e09dc13d3f1171301afe61257bb312714c38014d55b70933f58","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"113e869821261e09dc13d3f1171301afe61257bb312714c38014d55b70933f58","first_computed_at":"2026-07-03T01:17:29.445187Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-03T01:17:29.445187Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"02vkXXGdi2rOCZ96+aJuoUt2dc/GBqQTyk2tfFnStVgseanInOw2MjB5BqGOZz7JYNUPsbqjPZF5PQCJqZRECg==","signature_status":"signed_v1","signed_at":"2026-07-03T01:17:29.445602Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.01777","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:439e74ba453ca5be409e8e84a483ef15ace3f5bc2c23fb9be0de284f84b3ca77","sha256:bc97cb0602d9aefe9a9f0bfc0c00d3ecd4dd72b8a1231ae526f3805d9159cc76"],"state_sha256":"aff4bf8315e862edf41bec29a2ec127f83a861f64653ffd353fd32a9224de11a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"pL8coeErZiIisXNR74ScbSl1tNvG7YDAUcfMoxVig1nBCD7hn34kW7N2J0LaPedbafe0H4rfWpBWlgA+tQSdCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T10:27:03.933731Z","bundle_sha256":"8ae10fc2fce4047083ecfa1c0555ba74825f740afeb4fed917d4f8edc8751621"}}