{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:6DKAFQCAPGIKAUYVJUKLB2THX7","short_pith_number":"pith:6DKAFQCA","canonical_record":{"source":{"id":"1506.04233","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-06-13T07:09:16Z","cross_cats_sorted":["cs.NI","math.IT"],"title_canon_sha256":"90ee8e0a30253378bd3fb38ad4526fd92eddf007148cb826590c964ad12b13fa","abstract_canon_sha256":"9657a6d808c659cb4e3451eb1d5c85256d87c532cf119b46b427889e1cfbb96d"},"schema_version":"1.0"},"canonical_sha256":"f0d402c0407990a053154d14b0ea67bfc2e93ab52a4b52f4fc3bf7afaaf19034","source":{"kind":"arxiv","id":"1506.04233","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.04233","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"arxiv_version","alias_value":"1506.04233v1","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.04233","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"pith_short_12","alias_value":"6DKAFQCAPGIK","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6DKAFQCAPGIKAUYV","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6DKAFQCA","created_at":"2026-05-18T12:29:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:6DKAFQCAPGIKAUYVJUKLB2THX7","target":"record","payload":{"canonical_record":{"source":{"id":"1506.04233","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-06-13T07:09:16Z","cross_cats_sorted":["cs.NI","math.IT"],"title_canon_sha256":"90ee8e0a30253378bd3fb38ad4526fd92eddf007148cb826590c964ad12b13fa","abstract_canon_sha256":"9657a6d808c659cb4e3451eb1d5c85256d87c532cf119b46b427889e1cfbb96d"},"schema_version":"1.0"},"canonical_sha256":"f0d402c0407990a053154d14b0ea67bfc2e93ab52a4b52f4fc3bf7afaaf19034","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:58:35.489086Z","signature_b64":"VOqr1piybLCsTjQheFUpzZ8SZEqlhsmfqOGZdd2fKgYcX3iR/aPPHDB9DrT+xKkPCekHXyn2qN8IYk9ZPX8gAg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"f0d402c0407990a053154d14b0ea67bfc2e93ab52a4b52f4fc3bf7afaaf19034","last_reissued_at":"2026-05-18T00:58:35.488688Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:58:35.488688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1506.04233","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":"2026-05-18T00:58:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ODn/k+n72ohZhlBtYBdbuFc7kI+tI3NcaEbIGGqdQFqPER2jBicsbB3vuXwiqHyuRV9v9NToZO/sKxXmc5CsCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:11:48.674706Z"},"content_sha256":"bacd7e11f3be6c28a4a8b11c763d230bd0a08e70fd522f10081628e01d183afd","schema_version":"1.0","event_id":"sha256:bacd7e11f3be6c28a4a8b11c763d230bd0a08e70fd522f10081628e01d183afd"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:6DKAFQCAPGIKAUYVJUKLB2THX7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fog Computing based Radio Access Networks: Issues and Challenges","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.NI","math.IT"],"primary_cat":"cs.IT","authors_text":"Chonggang Wang, Kecheng Zhang, Mugen Peng, Shi Yan","submitted_at":"2015-06-13T07:09:16Z","abstract_excerpt":"A fog computing based radio access network (F-RAN) is presented in this article as a promising paradigm for the fifth generation (5G) wireless communication system to provide high spectral and energy efficiency. The core idea is to take full advantages of local radio signal processing, cooperative radio resource management, and distributed storing capabilities in edge devices, which can decrease the heavy burden on fronthaul and avoid large-scale radio signal processing in the centralized baseband unit pool. This article comprehensively presents the system architecture and key techniques of F-"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.04233","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":"2026-05-18T00:58:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"hq8XLSfjTKjtYRQDGlrCk5PBDJDoLmbXrW0lJEcAJvUzu1WYc9FCT2WtdtgAwN0FtfOXhSztOaOFq3gnfwDLDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T20:11:48.675298Z"},"content_sha256":"63a82a59f76990546d18437603fc056d5d5ec64b80188d14e59ce83a1ead7757","schema_version":"1.0","event_id":"sha256:63a82a59f76990546d18437603fc056d5d5ec64b80188d14e59ce83a1ead7757"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/bundle.json","state_url":"https://pith.science/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/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":"2026-05-25T20:11:48Z","links":{"resolver":"https://pith.science/pith/6DKAFQCAPGIKAUYVJUKLB2THX7","bundle":"https://pith.science/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/bundle.json","state":"https://pith.science/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/6DKAFQCAPGIKAUYVJUKLB2THX7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:6DKAFQCAPGIKAUYVJUKLB2THX7","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":"9657a6d808c659cb4e3451eb1d5c85256d87c532cf119b46b427889e1cfbb96d","cross_cats_sorted":["cs.NI","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-06-13T07:09:16Z","title_canon_sha256":"90ee8e0a30253378bd3fb38ad4526fd92eddf007148cb826590c964ad12b13fa"},"schema_version":"1.0","source":{"id":"1506.04233","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1506.04233","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"arxiv_version","alias_value":"1506.04233v1","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1506.04233","created_at":"2026-05-18T00:58:35Z"},{"alias_kind":"pith_short_12","alias_value":"6DKAFQCAPGIK","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_16","alias_value":"6DKAFQCAPGIKAUYV","created_at":"2026-05-18T12:29:07Z"},{"alias_kind":"pith_short_8","alias_value":"6DKAFQCA","created_at":"2026-05-18T12:29:07Z"}],"graph_snapshots":[{"event_id":"sha256:63a82a59f76990546d18437603fc056d5d5ec64b80188d14e59ce83a1ead7757","target":"graph","created_at":"2026-05-18T00:58:35Z","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":"A fog computing based radio access network (F-RAN) is presented in this article as a promising paradigm for the fifth generation (5G) wireless communication system to provide high spectral and energy efficiency. The core idea is to take full advantages of local radio signal processing, cooperative radio resource management, and distributed storing capabilities in edge devices, which can decrease the heavy burden on fronthaul and avoid large-scale radio signal processing in the centralized baseband unit pool. This article comprehensively presents the system architecture and key techniques of F-","authors_text":"Chonggang Wang, Kecheng Zhang, Mugen Peng, Shi Yan","cross_cats":["cs.NI","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-06-13T07:09:16Z","title":"Fog Computing based Radio Access Networks: Issues and Challenges"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1506.04233","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:bacd7e11f3be6c28a4a8b11c763d230bd0a08e70fd522f10081628e01d183afd","target":"record","created_at":"2026-05-18T00:58:35Z","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":"9657a6d808c659cb4e3451eb1d5c85256d87c532cf119b46b427889e1cfbb96d","cross_cats_sorted":["cs.NI","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2015-06-13T07:09:16Z","title_canon_sha256":"90ee8e0a30253378bd3fb38ad4526fd92eddf007148cb826590c964ad12b13fa"},"schema_version":"1.0","source":{"id":"1506.04233","kind":"arxiv","version":1}},"canonical_sha256":"f0d402c0407990a053154d14b0ea67bfc2e93ab52a4b52f4fc3bf7afaaf19034","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"f0d402c0407990a053154d14b0ea67bfc2e93ab52a4b52f4fc3bf7afaaf19034","first_computed_at":"2026-05-18T00:58:35.488688Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:58:35.488688Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"VOqr1piybLCsTjQheFUpzZ8SZEqlhsmfqOGZdd2fKgYcX3iR/aPPHDB9DrT+xKkPCekHXyn2qN8IYk9ZPX8gAg==","signature_status":"signed_v1","signed_at":"2026-05-18T00:58:35.489086Z","signed_message":"canonical_sha256_bytes"},"source_id":"1506.04233","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bacd7e11f3be6c28a4a8b11c763d230bd0a08e70fd522f10081628e01d183afd","sha256:63a82a59f76990546d18437603fc056d5d5ec64b80188d14e59ce83a1ead7757"],"state_sha256":"e4be61a89bbe332bd7794baf4e2bc174373686623a759db03799817195e1d818"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"J6nV9KOOIZ+oEaCezC6SJBGZxO3TXh0nEUrcxsikmEVOoISdbvbfP5qX3vPkjd4aKde6c9AQ9ixgDq4AZ/f+AQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T20:11:48.678545Z","bundle_sha256":"6cd614b90eede40d634f8134b2e340320d90fd778275d91c4d0cc13dc105a4c3"}}