{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:LOOJ6WBWCG6YTFTXVCXIR7QZBF","short_pith_number":"pith:LOOJ6WBW","canonical_record":{"source":{"id":"2506.23542","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-30T06:29:24Z","cross_cats_sorted":[],"title_canon_sha256":"605cfb3fbcc3b433b7758b0172af05e6545bf6a522188b14f340381abeba9b71","abstract_canon_sha256":"eb247b509d0a0e25b7ea3ab6f10eb1a1790d43053e6311c4513c2cf0b305792e"},"schema_version":"1.0"},"canonical_sha256":"5b9c9f583611bd899677a8ae88fe1909548fc38e254ba6ce1d2c6e2f7b893e41","source":{"kind":"arxiv","id":"2506.23542","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.23542","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"arxiv_version","alias_value":"2506.23542v1","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.23542","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_12","alias_value":"LOOJ6WBWCG6Y","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_16","alias_value":"LOOJ6WBWCG6YTFTX","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_8","alias_value":"LOOJ6WBW","created_at":"2026-07-05T11:29:23Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:LOOJ6WBWCG6YTFTXVCXIR7QZBF","target":"record","payload":{"canonical_record":{"source":{"id":"2506.23542","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-30T06:29:24Z","cross_cats_sorted":[],"title_canon_sha256":"605cfb3fbcc3b433b7758b0172af05e6545bf6a522188b14f340381abeba9b71","abstract_canon_sha256":"eb247b509d0a0e25b7ea3ab6f10eb1a1790d43053e6311c4513c2cf0b305792e"},"schema_version":"1.0"},"canonical_sha256":"5b9c9f583611bd899677a8ae88fe1909548fc38e254ba6ce1d2c6e2f7b893e41","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:29:23.592687Z","signature_b64":"ZW5ASRDJ0anLsildY/N31aswPUQfKlamvY4x1MKHUCESYly9ykvrApHagYLdzJZ2ajFELGr4qa+SDvu1AavWCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5b9c9f583611bd899677a8ae88fe1909548fc38e254ba6ce1d2c6e2f7b893e41","last_reissued_at":"2026-07-05T11:29:23.592256Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:29:23.592256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.23542","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":"2026-07-05T11:29:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"+tm6g9f7sonNGTIFZ89p4zzQFGVsyFet2UXGmMDgERTvKsZsg+9fiMHemskQX8Kn2/7p3j5qYxfXI3FKERa3Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T04:56:22.103188Z"},"content_sha256":"fe18a5499bae0e9b3b023471b65928cb9e09c4fdc7a271b66e5b638836f775b6","schema_version":"1.0","event_id":"sha256:fe18a5499bae0e9b3b023471b65928cb9e09c4fdc7a271b66e5b638836f775b6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:LOOJ6WBWCG6YTFTXVCXIR7QZBF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Consistent Time-of-Flight Depth Denoising via Graph-Informed Geometric Attention","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Changyong He, Di Qiu, Jin Zeng, Weida Wang","submitted_at":"2025-06-30T06:29:24Z","abstract_excerpt":"Depth images captured by Time-of-Flight (ToF) sensors are prone to noise, requiring denoising for reliable downstream applications. Previous works either focus on single-frame processing, or perform multi-frame processing without considering depth variations at corresponding pixels across frames, leading to undesirable temporal inconsistency and spatial ambiguity. In this paper, we propose a novel ToF depth denoising network leveraging motion-invariant graph fusion to simultaneously enhance temporal stability and spatial sharpness. Specifically, despite depth shifts across frames, graph struct"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.23542","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/2506.23542/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":"2026-07-05T11:29:23Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E9u0enAaHZ6IrZeaS8B6I0niCxIalAZWH23Fo6Hn4KxrCf3WVUxT+FW9w8Qg2+aEqzpD/yoOlCmM86fDIXDfCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-16T04:56:22.103578Z"},"content_sha256":"9b392a4379c19ad126e025dd86eca96a2e954d4dd0201d36bdb36f9ea5690d0c","schema_version":"1.0","event_id":"sha256:9b392a4379c19ad126e025dd86eca96a2e954d4dd0201d36bdb36f9ea5690d0c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/bundle.json","state_url":"https://pith.science/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/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":"2026-07-16T04:56:22Z","links":{"resolver":"https://pith.science/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF","bundle":"https://pith.science/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/bundle.json","state":"https://pith.science/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/LOOJ6WBWCG6YTFTXVCXIR7QZBF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:LOOJ6WBWCG6YTFTXVCXIR7QZBF","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":"eb247b509d0a0e25b7ea3ab6f10eb1a1790d43053e6311c4513c2cf0b305792e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-30T06:29:24Z","title_canon_sha256":"605cfb3fbcc3b433b7758b0172af05e6545bf6a522188b14f340381abeba9b71"},"schema_version":"1.0","source":{"id":"2506.23542","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.23542","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"arxiv_version","alias_value":"2506.23542v1","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.23542","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_12","alias_value":"LOOJ6WBWCG6Y","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_16","alias_value":"LOOJ6WBWCG6YTFTX","created_at":"2026-07-05T11:29:23Z"},{"alias_kind":"pith_short_8","alias_value":"LOOJ6WBW","created_at":"2026-07-05T11:29:23Z"}],"graph_snapshots":[{"event_id":"sha256:9b392a4379c19ad126e025dd86eca96a2e954d4dd0201d36bdb36f9ea5690d0c","target":"graph","created_at":"2026-07-05T11:29:23Z","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/2506.23542/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Depth images captured by Time-of-Flight (ToF) sensors are prone to noise, requiring denoising for reliable downstream applications. Previous works either focus on single-frame processing, or perform multi-frame processing without considering depth variations at corresponding pixels across frames, leading to undesirable temporal inconsistency and spatial ambiguity. In this paper, we propose a novel ToF depth denoising network leveraging motion-invariant graph fusion to simultaneously enhance temporal stability and spatial sharpness. Specifically, despite depth shifts across frames, graph struct","authors_text":"Changyong He, Di Qiu, Jin Zeng, Weida Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-30T06:29:24Z","title":"Consistent Time-of-Flight Depth Denoising via Graph-Informed Geometric Attention"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.23542","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:fe18a5499bae0e9b3b023471b65928cb9e09c4fdc7a271b66e5b638836f775b6","target":"record","created_at":"2026-07-05T11:29:23Z","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":"eb247b509d0a0e25b7ea3ab6f10eb1a1790d43053e6311c4513c2cf0b305792e","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2025-06-30T06:29:24Z","title_canon_sha256":"605cfb3fbcc3b433b7758b0172af05e6545bf6a522188b14f340381abeba9b71"},"schema_version":"1.0","source":{"id":"2506.23542","kind":"arxiv","version":1}},"canonical_sha256":"5b9c9f583611bd899677a8ae88fe1909548fc38e254ba6ce1d2c6e2f7b893e41","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5b9c9f583611bd899677a8ae88fe1909548fc38e254ba6ce1d2c6e2f7b893e41","first_computed_at":"2026-07-05T11:29:23.592256Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:29:23.592256Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ZW5ASRDJ0anLsildY/N31aswPUQfKlamvY4x1MKHUCESYly9ykvrApHagYLdzJZ2ajFELGr4qa+SDvu1AavWCg==","signature_status":"signed_v1","signed_at":"2026-07-05T11:29:23.592687Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.23542","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fe18a5499bae0e9b3b023471b65928cb9e09c4fdc7a271b66e5b638836f775b6","sha256:9b392a4379c19ad126e025dd86eca96a2e954d4dd0201d36bdb36f9ea5690d0c"],"state_sha256":"c750553bbe82e895a85af11904875131749dd6cf32338757aa1f46cc051367df"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OsduSZ2BROT9oa3e2A0WOcXu6nR2ce/HDUxdMnsYvDpq4phk7K5FnmYOnTphL5p9XkhWQuhZNB8UP1zUNbG0CQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-16T04:56:22.105776Z","bundle_sha256":"a36185074721473c02eaedb672008dc1e9a96db0602e04101fd0e051093a30d2"}}