{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:DUUGJKL3VNSPZCRZCS4PTOTZA5","short_pith_number":"pith:DUUGJKL3","canonical_record":{"source":{"id":"2305.16571","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-05-26T01:38:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"c05d119ebda7a9a14edc901ac110b1d3c098a1ed342a6342fddde4d8610c8ebf","abstract_canon_sha256":"77702b5e1b4f712f1a23d1c078c74cceb8b41521c1597193cd8013246e6d0895"},"schema_version":"1.0"},"canonical_sha256":"1d2864a97bab64fc8a3914b8f9ba7907621a522dac4a19094a74fb0e03a81ae5","source":{"kind":"arxiv","id":"2305.16571","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.16571","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"arxiv_version","alias_value":"2305.16571v1","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.16571","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_12","alias_value":"DUUGJKL3VNSP","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_16","alias_value":"DUUGJKL3VNSPZCRZ","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_8","alias_value":"DUUGJKL3","created_at":"2026-07-05T06:14:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:DUUGJKL3VNSPZCRZCS4PTOTZA5","target":"record","payload":{"canonical_record":{"source":{"id":"2305.16571","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-05-26T01:38:45Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"c05d119ebda7a9a14edc901ac110b1d3c098a1ed342a6342fddde4d8610c8ebf","abstract_canon_sha256":"77702b5e1b4f712f1a23d1c078c74cceb8b41521c1597193cd8013246e6d0895"},"schema_version":"1.0"},"canonical_sha256":"1d2864a97bab64fc8a3914b8f9ba7907621a522dac4a19094a74fb0e03a81ae5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:14:14.479685Z","signature_b64":"umASaMpWgVNYEAfCiCHsuXN94GkfbxO5EZekljDukamfdRAQRn0/KKtwN4wo8FxzoYsw1XzralBccxxB9ebQDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1d2864a97bab64fc8a3914b8f9ba7907621a522dac4a19094a74fb0e03a81ae5","last_reissued_at":"2026-07-05T06:14:14.479162Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:14:14.479162Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2305.16571","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":"2026-07-05T06:14:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"szk+zS/gc+CYd7CRDiVT/V6n+LZ+UzoxUrbtcZemem56i9hTOXYY43hU21yFkDPdoO2IxGIRlBzsvvF5734tBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T07:37:07.825375Z"},"content_sha256":"4c97c7d9fb6620c61b335b21ff11987db6d2dc0183ba161016f5cd47213985d1","schema_version":"1.0","event_id":"sha256:4c97c7d9fb6620c61b335b21ff11987db6d2dc0183ba161016f5cd47213985d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:DUUGJKL3VNSPZCRZCS4PTOTZA5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Digital Twin-Based 3D Map Management for Edge-Assisted Mobile Augmented Reality","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"cs.NI","authors_text":"Conghao Zhou, Jie Gao, Mushu Li, Nan Cheng, Weihua Zhuang, Xuemin Shen","submitted_at":"2023-05-26T01:38:45Z","abstract_excerpt":"In this paper, we design a 3D map management scheme for edge-assisted mobile augmented reality (MAR) to support the pose estimation of individual MAR device, which uploads camera frames to an edge server. Our objective is to minimize the pose estimation uncertainty of the MAR device by periodically selecting a proper set of camera frames for uploading to update the 3D map. To address the challenges of the dynamic uplink data rate and the time-varying pose of the MAR device, we propose a digital twin (DT)-based approach to 3D map management. First, a DT is created for the MAR device, which emul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.16571","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/2305.16571/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":"2026-07-05T06:14:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x8TonXVfhdGARLK/R6XG5hjwXZxLxBUSB5yCybuFzAaE1i3R5jXdg82odScYwBo0tRcUltjQvKnvsSwmhBnoDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-17T07:37:07.831943Z"},"content_sha256":"4d87a538fad8775925e67bd9967190bd88ed01a9ae4526197459fb3c80ea6e5e","schema_version":"1.0","event_id":"sha256:4d87a538fad8775925e67bd9967190bd88ed01a9ae4526197459fb3c80ea6e5e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/bundle.json","state_url":"https://pith.science/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/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":"2026-08-17T07:37:07Z","links":{"resolver":"https://pith.science/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5","bundle":"https://pith.science/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/bundle.json","state":"https://pith.science/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DUUGJKL3VNSPZCRZCS4PTOTZA5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:DUUGJKL3VNSPZCRZCS4PTOTZA5","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":"77702b5e1b4f712f1a23d1c078c74cceb8b41521c1597193cd8013246e6d0895","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-05-26T01:38:45Z","title_canon_sha256":"c05d119ebda7a9a14edc901ac110b1d3c098a1ed342a6342fddde4d8610c8ebf"},"schema_version":"1.0","source":{"id":"2305.16571","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2305.16571","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"arxiv_version","alias_value":"2305.16571v1","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2305.16571","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_12","alias_value":"DUUGJKL3VNSP","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_16","alias_value":"DUUGJKL3VNSPZCRZ","created_at":"2026-07-05T06:14:14Z"},{"alias_kind":"pith_short_8","alias_value":"DUUGJKL3","created_at":"2026-07-05T06:14:14Z"}],"graph_snapshots":[{"event_id":"sha256:4d87a538fad8775925e67bd9967190bd88ed01a9ae4526197459fb3c80ea6e5e","target":"graph","created_at":"2026-07-05T06:14:14Z","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/2305.16571/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In this paper, we design a 3D map management scheme for edge-assisted mobile augmented reality (MAR) to support the pose estimation of individual MAR device, which uploads camera frames to an edge server. Our objective is to minimize the pose estimation uncertainty of the MAR device by periodically selecting a proper set of camera frames for uploading to update the 3D map. To address the challenges of the dynamic uplink data rate and the time-varying pose of the MAR device, we propose a digital twin (DT)-based approach to 3D map management. First, a DT is created for the MAR device, which emul","authors_text":"Conghao Zhou, Jie Gao, Mushu Li, Nan Cheng, Weihua Zhuang, Xuemin Shen","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-05-26T01:38:45Z","title":"Digital Twin-Based 3D Map Management for Edge-Assisted Mobile Augmented Reality"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2305.16571","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":"sha256:4c97c7d9fb6620c61b335b21ff11987db6d2dc0183ba161016f5cd47213985d1","target":"record","created_at":"2026-07-05T06:14:14Z","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":"77702b5e1b4f712f1a23d1c078c74cceb8b41521c1597193cd8013246e6d0895","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2023-05-26T01:38:45Z","title_canon_sha256":"c05d119ebda7a9a14edc901ac110b1d3c098a1ed342a6342fddde4d8610c8ebf"},"schema_version":"1.0","source":{"id":"2305.16571","kind":"arxiv","version":1}},"canonical_sha256":"1d2864a97bab64fc8a3914b8f9ba7907621a522dac4a19094a74fb0e03a81ae5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1d2864a97bab64fc8a3914b8f9ba7907621a522dac4a19094a74fb0e03a81ae5","first_computed_at":"2026-07-05T06:14:14.479162Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:14:14.479162Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"umASaMpWgVNYEAfCiCHsuXN94GkfbxO5EZekljDukamfdRAQRn0/KKtwN4wo8FxzoYsw1XzralBccxxB9ebQDQ==","signature_status":"signed_v1","signed_at":"2026-07-05T06:14:14.479685Z","signed_message":"canonical_sha256_bytes"},"source_id":"2305.16571","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4c97c7d9fb6620c61b335b21ff11987db6d2dc0183ba161016f5cd47213985d1","sha256:4d87a538fad8775925e67bd9967190bd88ed01a9ae4526197459fb3c80ea6e5e"],"state_sha256":"bd93882ac3d5febe8b808740e8293e13dc17796fe0887ef40c237596daadb31b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ytvZPxrEYOOisPmlTMdSCQJdNEmRvkaLYKEo4eO0gQ+IizrPGQQf6BC+DWJTtIC2SbG/7aUKYQ7FUVzgVuabBg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-17T07:37:07.902413Z","bundle_sha256":"7ff94f748387d7a4dba7ea4ef081e2331234cbc1bb15fe35d27da272c3d93bab"}}