{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:2XZIH5AVUCQRJTH7GPLVRWUJXB","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":"9c9bf20710c7243bfba96d5b6e41f1f8478ed18e4d4f845b69ff1fd58f4a600e","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-26T04:17:18Z","title_canon_sha256":"aa8373338cb33cd600ea980be2f3aced28419225b79ea67df699d5f2edbc2146"},"schema_version":"1.0","source":{"id":"1803.09408","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.09408","created_at":"2026-05-18T00:09:00Z"},{"alias_kind":"arxiv_version","alias_value":"1803.09408v2","created_at":"2026-05-18T00:09:00Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.09408","created_at":"2026-05-18T00:09:00Z"},{"alias_kind":"pith_short_12","alias_value":"2XZIH5AVUCQR","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_16","alias_value":"2XZIH5AVUCQRJTH7","created_at":"2026-05-18T12:32:02Z"},{"alias_kind":"pith_short_8","alias_value":"2XZIH5AV","created_at":"2026-05-18T12:32:02Z"}],"graph_snapshots":[{"event_id":"sha256:d3f4c92fada14ad59610fc4ef56a0e049935b4b168aedd8d861972f678752755","target":"graph","created_at":"2026-05-18T00:09:00Z","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"},"paper":{"abstract_excerpt":"We consider a centralized caching network, where a server serves several groups of users, each having a common shared homogeneous fixed-size cache and requesting arbitrary multiple files. An existing coded prefetching scheme is employed where each file is broken into multiple fragments and each cache stores multiple coded packets each formed by XORing fragments from different files. For such a system, we propose an efficient file delivery scheme with explicit constructions by the server to meet the arbitrary multi-requests of all user-groups. Specifically, the stored coded packets of each cach","authors_text":"Chen Gong, Haisheng Xu, Xiaodong Wang","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-26T04:17:18Z","title":"Efficient File Delivery for Coded Prefetching in Shared Cache Networks with Multiple Requests Per User"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.09408","kind":"arxiv","version":2},"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":"sha256:8f9f965c8ecfb92c48c41622e5ad99b9152696f8daa089703dbd10418ca7ee31","target":"record","created_at":"2026-05-18T00:09:00Z","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":"9c9bf20710c7243bfba96d5b6e41f1f8478ed18e4d4f845b69ff1fd58f4a600e","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2018-03-26T04:17:18Z","title_canon_sha256":"aa8373338cb33cd600ea980be2f3aced28419225b79ea67df699d5f2edbc2146"},"schema_version":"1.0","source":{"id":"1803.09408","kind":"arxiv","version":2}},"canonical_sha256":"d5f283f415a0a114ccff33d758da89b84454efb8f90d01e7192512dd37fd0862","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d5f283f415a0a114ccff33d758da89b84454efb8f90d01e7192512dd37fd0862","first_computed_at":"2026-05-18T00:09:00.044677Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:09:00.044677Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"h9Wz5XzvFFCnN32UARxvFN/H0YHec83WG1ObmW8+ybmi1XF3C7/kyufe9E4JlUOxt9NZ3HfUdsxdimo0zQBVCg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:09:00.045376Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.09408","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:8f9f965c8ecfb92c48c41622e5ad99b9152696f8daa089703dbd10418ca7ee31","sha256:d3f4c92fada14ad59610fc4ef56a0e049935b4b168aedd8d861972f678752755"],"state_sha256":"2a0e084fbd29b3fdd0a198066d60414919e1944686ee3e215c41ef7e9bcce5fe"}