{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:2WGGKQHJWB5JIAJBGBGPXXSAEO","short_pith_number":"pith:2WGGKQHJ","canonical_record":{"source":{"id":"1703.01038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-03-03T05:05:40Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"5049171cce660b5a45ef64e0908296a45cd7b6019ae6734f48c7a1de01a40f8f","abstract_canon_sha256":"c439bc14f8bdf4cfa50a2791226691b6862d3f4fe66a65ae9e60796033316684"},"schema_version":"1.0"},"canonical_sha256":"d58c6540e9b07a940121304cfbde402381cd7dbc3cbee64061fbcd92f52709f6","source":{"kind":"arxiv","id":"1703.01038","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.01038","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"arxiv_version","alias_value":"1703.01038v1","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.01038","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"pith_short_12","alias_value":"2WGGKQHJWB5J","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2WGGKQHJWB5JIAJB","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2WGGKQHJ","created_at":"2026-05-18T12:30:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:2WGGKQHJWB5JIAJBGBGPXXSAEO","target":"record","payload":{"canonical_record":{"source":{"id":"1703.01038","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-03-03T05:05:40Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"5049171cce660b5a45ef64e0908296a45cd7b6019ae6734f48c7a1de01a40f8f","abstract_canon_sha256":"c439bc14f8bdf4cfa50a2791226691b6862d3f4fe66a65ae9e60796033316684"},"schema_version":"1.0"},"canonical_sha256":"d58c6540e9b07a940121304cfbde402381cd7dbc3cbee64061fbcd92f52709f6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:49:31.195111Z","signature_b64":"khDHm42bQbbzgQr4sxaLCAzw7dQMhQN74ZsgbhNxlPMmZMWogYK5Dj0b8aFhE/wHCw1ckttq85pnEBzI68xYBQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d58c6540e9b07a940121304cfbde402381cd7dbc3cbee64061fbcd92f52709f6","last_reissued_at":"2026-05-18T00:49:31.194410Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:49:31.194410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1703.01038","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":"2026-05-18T00:49:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bTmX3pp6ikwTA7TnBdH8ELTJl4ylPPTkyKFe1MEPxV0GvLyrWdOTgr4zoTIvjmTiBGW5jV+CzOWgygqq7Wm9Dw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:34:57.320386Z"},"content_sha256":"51a60e0ec64ff54085516ee4985aa2a3f792b6264af7b5ffb675410f11884cc5","schema_version":"1.0","event_id":"sha256:51a60e0ec64ff54085516ee4985aa2a3f792b6264af7b5ffb675410f11884cc5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:2WGGKQHJWB5JIAJBGBGPXXSAEO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Ultra-Dense Edge Caching under Spatio-Temporal Demand and Network Dynamics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"cs.NI","authors_text":"Hyesung Kim, Jihong Park, Mehdi Bennis, M\\'erouane Debbah, Seong-Lyun Kim","submitted_at":"2017-03-03T05:05:40Z","abstract_excerpt":"This paper investigates a cellular edge caching design under an extremely large number of small base stations (SBSs) and users. In this ultra-dense edge caching network (UDCN), SBS-user distances shrink, and each user can request a cached content from multiple SBSs. Unfortunately, the complexity of existing caching controls' mechanisms increases with the number of SBSs, making them inapplicable for solving the fundamental caching problem: How to maximize local caching gain while minimizing the replicated content caching? Furthermore, spatial dynamics of interference is no longer negligible in "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.01038","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":""},"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":"2026-05-18T00:49:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DIRtoQx19QgW+48PSOz3tbkcknnYB3WRwk2A8dioJWpzf7ilqum3wHxpXJiyd7O1eWu+AoC6x/oGNTzojeWtAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-27T00:34:57.320758Z"},"content_sha256":"8642c32425df4fa0b4f7bab358b2e33909389a2c9db520720a4888b7de14ae09","schema_version":"1.0","event_id":"sha256:8642c32425df4fa0b4f7bab358b2e33909389a2c9db520720a4888b7de14ae09"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/bundle.json","state_url":"https://pith.science/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/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":"2026-05-27T00:34:57Z","links":{"resolver":"https://pith.science/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO","bundle":"https://pith.science/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/bundle.json","state":"https://pith.science/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/2WGGKQHJWB5JIAJBGBGPXXSAEO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:2WGGKQHJWB5JIAJBGBGPXXSAEO","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":"c439bc14f8bdf4cfa50a2791226691b6862d3f4fe66a65ae9e60796033316684","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-03-03T05:05:40Z","title_canon_sha256":"5049171cce660b5a45ef64e0908296a45cd7b6019ae6734f48c7a1de01a40f8f"},"schema_version":"1.0","source":{"id":"1703.01038","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1703.01038","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"arxiv_version","alias_value":"1703.01038v1","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1703.01038","created_at":"2026-05-18T00:49:31Z"},{"alias_kind":"pith_short_12","alias_value":"2WGGKQHJWB5J","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_16","alias_value":"2WGGKQHJWB5JIAJB","created_at":"2026-05-18T12:30:55Z"},{"alias_kind":"pith_short_8","alias_value":"2WGGKQHJ","created_at":"2026-05-18T12:30:55Z"}],"graph_snapshots":[{"event_id":"sha256:8642c32425df4fa0b4f7bab358b2e33909389a2c9db520720a4888b7de14ae09","target":"graph","created_at":"2026-05-18T00:49:31Z","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":"This paper investigates a cellular edge caching design under an extremely large number of small base stations (SBSs) and users. In this ultra-dense edge caching network (UDCN), SBS-user distances shrink, and each user can request a cached content from multiple SBSs. Unfortunately, the complexity of existing caching controls' mechanisms increases with the number of SBSs, making them inapplicable for solving the fundamental caching problem: How to maximize local caching gain while minimizing the replicated content caching? Furthermore, spatial dynamics of interference is no longer negligible in ","authors_text":"Hyesung Kim, Jihong Park, Mehdi Bennis, M\\'erouane Debbah, Seong-Lyun Kim","cross_cats":["cs.IT","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-03-03T05:05:40Z","title":"Ultra-Dense Edge Caching under Spatio-Temporal Demand and Network Dynamics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1703.01038","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":"sha256:51a60e0ec64ff54085516ee4985aa2a3f792b6264af7b5ffb675410f11884cc5","target":"record","created_at":"2026-05-18T00:49:31Z","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":"c439bc14f8bdf4cfa50a2791226691b6862d3f4fe66a65ae9e60796033316684","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2017-03-03T05:05:40Z","title_canon_sha256":"5049171cce660b5a45ef64e0908296a45cd7b6019ae6734f48c7a1de01a40f8f"},"schema_version":"1.0","source":{"id":"1703.01038","kind":"arxiv","version":1}},"canonical_sha256":"d58c6540e9b07a940121304cfbde402381cd7dbc3cbee64061fbcd92f52709f6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"d58c6540e9b07a940121304cfbde402381cd7dbc3cbee64061fbcd92f52709f6","first_computed_at":"2026-05-18T00:49:31.194410Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:49:31.194410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"khDHm42bQbbzgQr4sxaLCAzw7dQMhQN74ZsgbhNxlPMmZMWogYK5Dj0b8aFhE/wHCw1ckttq85pnEBzI68xYBQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:49:31.195111Z","signed_message":"canonical_sha256_bytes"},"source_id":"1703.01038","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:51a60e0ec64ff54085516ee4985aa2a3f792b6264af7b5ffb675410f11884cc5","sha256:8642c32425df4fa0b4f7bab358b2e33909389a2c9db520720a4888b7de14ae09"],"state_sha256":"69e3e7105b4beee0904641920c01a974a2ffc2f442dea949ffcd77386ce2335a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3ZJD2rGpyeG/yHBFSxZbMcvGySU2J4gGCxTu8sN6hjgCFZ3fRzAMR1pNOdrLOjOgYzkjk0roE2tI6XJj6UI/Bg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-27T00:34:57.323396Z","bundle_sha256":"7b1ca0b2bd7384a42d0b8ded8bf6684575a7f1f33a6203b8fe74fe10ce7829c8"}}