{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:ONQAB2J5FLG4426MLUIXQSQX4C","short_pith_number":"pith:ONQAB2J5","canonical_record":{"source":{"id":"2107.12943","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-07-27T16:59:00Z","cross_cats_sorted":[],"title_canon_sha256":"47ed763b6d32eb2001a178eac5b002914ea93b93c9bececfdaa6317e9020d965","abstract_canon_sha256":"8572353eaea55f34dfd29d3cdb84552cc4970ddb32051196d991f42b50d00730"},"schema_version":"1.0"},"canonical_sha256":"736000e93d2acdce6bcc5d11784a17e0ae22cb16c319e94a1d9b27db7b8f3922","source":{"kind":"arxiv","id":"2107.12943","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.12943","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"arxiv_version","alias_value":"2107.12943v1","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.12943","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_12","alias_value":"ONQAB2J5FLG4","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_16","alias_value":"ONQAB2J5FLG4426M","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_8","alias_value":"ONQAB2J5","created_at":"2026-07-05T03:01:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:ONQAB2J5FLG4426MLUIXQSQX4C","target":"record","payload":{"canonical_record":{"source":{"id":"2107.12943","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-07-27T16:59:00Z","cross_cats_sorted":[],"title_canon_sha256":"47ed763b6d32eb2001a178eac5b002914ea93b93c9bececfdaa6317e9020d965","abstract_canon_sha256":"8572353eaea55f34dfd29d3cdb84552cc4970ddb32051196d991f42b50d00730"},"schema_version":"1.0"},"canonical_sha256":"736000e93d2acdce6bcc5d11784a17e0ae22cb16c319e94a1d9b27db7b8f3922","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:01:02.227694Z","signature_b64":"9R3JBO4gegkHns60+TOG7FELPq7288Jiv5/rDlMqq5ewRAbAD+mbmAHrD04a3fUF/kSKXgh1FTknieLBfThfAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"736000e93d2acdce6bcc5d11784a17e0ae22cb16c319e94a1d9b27db7b8f3922","last_reissued_at":"2026-07-05T03:01:02.227268Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:01:02.227268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2107.12943","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":"2026-07-05T03:01:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"c5vVS5+E+98C3AxWSKvz8XW+A9PHD3d+YcAuYPeo0KBfoOLo1ykJkeNyzCOf2n3WwXYej/DEEQhtZiYedpdwCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T01:39:23.826716Z"},"content_sha256":"1b7506e227d7561d8b9ef989f9bc0c7c9a76af220a316ee65f8ae4234055a795","schema_version":"1.0","event_id":"sha256:1b7506e227d7561d8b9ef989f9bc0c7c9a76af220a316ee65f8ae4234055a795"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:ONQAB2J5FLG4426MLUIXQSQX4C","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Learning-based Prediction, Rendering and Transmission for Interactive Virtual Reality in RIS-Assisted Terahertz Networks","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"eess.SP","authors_text":"Chong Han, Marco Di Renzo, Xiaonan Liu, Yansha Deng","submitted_at":"2021-07-27T16:59:00Z","abstract_excerpt":"The quality of experience (QoE) requirements of wireless Virtual Reality (VR) can only be satisfied with high data rate, high reliability, and low VR interaction latency. This high data rate over short transmission distances may be achieved via abundant bandwidth in the terahertz (THz) band. However, THz waves suffer from severe signal attenuation, which may be compensated by the reconfigurable intelligent surface (RIS) technology with programmable reflecting elements. Meanwhile, the low VR interaction latency may be achieved with the mobile edge computing (MEC) network architecture due to its"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.12943","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/2107.12943/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":"2026-07-05T03:01:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DNGIIuzs4NjVmjyBTFNNhK6mpQSyYj1m7Vq0RD1faTAxio3VhJ/7fIWqoZX4t60cbqiXU4p51lbpTQcbUyxQCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-21T01:39:23.827084Z"},"content_sha256":"e47ce6bcc89a60082a038c4d3dcfb637f86365c9df088565f3cb91b7bcc80c4f","schema_version":"1.0","event_id":"sha256:e47ce6bcc89a60082a038c4d3dcfb637f86365c9df088565f3cb91b7bcc80c4f"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ONQAB2J5FLG4426MLUIXQSQX4C/bundle.json","state_url":"https://pith.science/pith/ONQAB2J5FLG4426MLUIXQSQX4C/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ONQAB2J5FLG4426MLUIXQSQX4C/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":"2026-07-21T01:39:23Z","links":{"resolver":"https://pith.science/pith/ONQAB2J5FLG4426MLUIXQSQX4C","bundle":"https://pith.science/pith/ONQAB2J5FLG4426MLUIXQSQX4C/bundle.json","state":"https://pith.science/pith/ONQAB2J5FLG4426MLUIXQSQX4C/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ONQAB2J5FLG4426MLUIXQSQX4C/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:ONQAB2J5FLG4426MLUIXQSQX4C","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":"8572353eaea55f34dfd29d3cdb84552cc4970ddb32051196d991f42b50d00730","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-07-27T16:59:00Z","title_canon_sha256":"47ed763b6d32eb2001a178eac5b002914ea93b93c9bececfdaa6317e9020d965"},"schema_version":"1.0","source":{"id":"2107.12943","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2107.12943","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"arxiv_version","alias_value":"2107.12943v1","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2107.12943","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_12","alias_value":"ONQAB2J5FLG4","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_16","alias_value":"ONQAB2J5FLG4426M","created_at":"2026-07-05T03:01:02Z"},{"alias_kind":"pith_short_8","alias_value":"ONQAB2J5","created_at":"2026-07-05T03:01:02Z"}],"graph_snapshots":[{"event_id":"sha256:e47ce6bcc89a60082a038c4d3dcfb637f86365c9df088565f3cb91b7bcc80c4f","target":"graph","created_at":"2026-07-05T03:01:02Z","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/2107.12943/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The quality of experience (QoE) requirements of wireless Virtual Reality (VR) can only be satisfied with high data rate, high reliability, and low VR interaction latency. This high data rate over short transmission distances may be achieved via abundant bandwidth in the terahertz (THz) band. However, THz waves suffer from severe signal attenuation, which may be compensated by the reconfigurable intelligent surface (RIS) technology with programmable reflecting elements. Meanwhile, the low VR interaction latency may be achieved with the mobile edge computing (MEC) network architecture due to its","authors_text":"Chong Han, Marco Di Renzo, Xiaonan Liu, Yansha Deng","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-07-27T16:59:00Z","title":"Learning-based Prediction, Rendering and Transmission for Interactive Virtual Reality in RIS-Assisted Terahertz Networks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2107.12943","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":"sha256:1b7506e227d7561d8b9ef989f9bc0c7c9a76af220a316ee65f8ae4234055a795","target":"record","created_at":"2026-07-05T03:01:02Z","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":"8572353eaea55f34dfd29d3cdb84552cc4970ddb32051196d991f42b50d00730","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"eess.SP","submitted_at":"2021-07-27T16:59:00Z","title_canon_sha256":"47ed763b6d32eb2001a178eac5b002914ea93b93c9bececfdaa6317e9020d965"},"schema_version":"1.0","source":{"id":"2107.12943","kind":"arxiv","version":1}},"canonical_sha256":"736000e93d2acdce6bcc5d11784a17e0ae22cb16c319e94a1d9b27db7b8f3922","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"736000e93d2acdce6bcc5d11784a17e0ae22cb16c319e94a1d9b27db7b8f3922","first_computed_at":"2026-07-05T03:01:02.227268Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:01:02.227268Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9R3JBO4gegkHns60+TOG7FELPq7288Jiv5/rDlMqq5ewRAbAD+mbmAHrD04a3fUF/kSKXgh1FTknieLBfThfAg==","signature_status":"signed_v1","signed_at":"2026-07-05T03:01:02.227694Z","signed_message":"canonical_sha256_bytes"},"source_id":"2107.12943","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:1b7506e227d7561d8b9ef989f9bc0c7c9a76af220a316ee65f8ae4234055a795","sha256:e47ce6bcc89a60082a038c4d3dcfb637f86365c9df088565f3cb91b7bcc80c4f"],"state_sha256":"ab83bac70af2f1e3d08167aedfe1a0fb4288473afdaa3fe238083b2987a4dabb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"E39on4GggpAEgSRPFxHGVrK2EP2kPHjqHpTYFOEWUncKysGAL1FUYf74n+tIl6/JYjg9l8D21xwSeXhRZczODQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-21T01:39:23.830023Z","bundle_sha256":"0d95c8e6103529d3ed5dc336fe3b9e204cb557494fb08252b074827e878321b3"}}