{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:CAY6BG336VLOOSZKTHP3RUGSCQ","short_pith_number":"pith:CAY6BG33","canonical_record":{"source":{"id":"1910.08291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-10-18T07:44:13Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"6c4113384d7b51e4010ee6ef53ae5be14093c4417af8cdf31b77a7dbb88d3a25","abstract_canon_sha256":"e1816c8f192ecd2caf133c507e14554a08221b5d5f44efab371f32573a03b283"},"schema_version":"1.0"},"canonical_sha256":"1031e09b7bf556e74b2a99dfb8d0d21404749ce21d124175dca4698ca98a02c8","source":{"kind":"arxiv","id":"1910.08291","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.08291","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"arxiv_version","alias_value":"1910.08291v1","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.08291","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_12","alias_value":"CAY6BG336VLO","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_16","alias_value":"CAY6BG336VLOOSZK","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_8","alias_value":"CAY6BG33","created_at":"2026-07-05T00:13:07Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:CAY6BG336VLOOSZKTHP3RUGSCQ","target":"record","payload":{"canonical_record":{"source":{"id":"1910.08291","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-10-18T07:44:13Z","cross_cats_sorted":["cs.IT","math.IT"],"title_canon_sha256":"6c4113384d7b51e4010ee6ef53ae5be14093c4417af8cdf31b77a7dbb88d3a25","abstract_canon_sha256":"e1816c8f192ecd2caf133c507e14554a08221b5d5f44efab371f32573a03b283"},"schema_version":"1.0"},"canonical_sha256":"1031e09b7bf556e74b2a99dfb8d0d21404749ce21d124175dca4698ca98a02c8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:13:07.552063Z","signature_b64":"fRxTqvaG52htLguta2d2zYfNQHhZW641Kj6zNC+h2W3eUZA4CsJ5UDmiWc286IrRg19hNZdaeDjxiB53FH0TCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1031e09b7bf556e74b2a99dfb8d0d21404749ce21d124175dca4698ca98a02c8","last_reissued_at":"2026-07-05T00:13:07.551609Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:13:07.551609Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1910.08291","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":"2026-07-05T00:13:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"QfsfTpQON6cEETS0kBkuXwA9wKFp9dNTc8omkXv+juAG61NKqpOP6C3ydl+xXFK40oYtRc1InkjCzLnhqnylBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T21:11:06.989832Z"},"content_sha256":"ec7c7d59a7993b7d2e512a886979d00f5d069e286b15bfa9761a9a130dc98c43","schema_version":"1.0","event_id":"sha256:ec7c7d59a7993b7d2e512a886979d00f5d069e286b15bfa9761a9a130dc98c43"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:CAY6BG336VLOOSZKTHP3RUGSCQ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"D2D-Enabled Mobile User Edge Caching: A Multi-Winner Auction Approach","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.IT","math.IT"],"primary_cat":"cs.NI","authors_text":"Geoffrey Ye Li, Tiankui Zhang, Wenjun Xu, Xinyuan Fang, Yuanwei Liu","submitted_at":"2019-10-18T07:44:13Z","abstract_excerpt":"In device-to-device (D2D)-enabled caching cellular networks, the user terminals (UTs) collaboratively store and share a large volume of popular contents from the base station (BS) for traffic offloading and delivery delay reduction. In this article, the multi-winner auction based caching placement in D2D-enabled caching cellular networks is investigated for UT edge caching incentive and content caching redundancy reduction. Firstly, a multi-winner once auction for UT edge caching is modeled which auctions multiple contents for multiple UTs. Then the optimization problem for content caching rev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.08291","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/1910.08291/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":"2026-07-05T00:13:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"FqJ+Cub+O+kS299edfqrw7EVROSXbvrFW9eZpoDJ/XQNdFx6lSbiUmF7VJs56qNGfMPrFti19W6KdBzsnXy3AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-23T21:11:06.990509Z"},"content_sha256":"2cee8e4e646943644579ca8bce58c5de55c949b0a8d5e8d6fe177dc1556c1d49","schema_version":"1.0","event_id":"sha256:2cee8e4e646943644579ca8bce58c5de55c949b0a8d5e8d6fe177dc1556c1d49"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/bundle.json","state_url":"https://pith.science/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/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":"2026-08-23T21:11:06Z","links":{"resolver":"https://pith.science/pith/CAY6BG336VLOOSZKTHP3RUGSCQ","bundle":"https://pith.science/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/bundle.json","state":"https://pith.science/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CAY6BG336VLOOSZKTHP3RUGSCQ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:CAY6BG336VLOOSZKTHP3RUGSCQ","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":"e1816c8f192ecd2caf133c507e14554a08221b5d5f44efab371f32573a03b283","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-10-18T07:44:13Z","title_canon_sha256":"6c4113384d7b51e4010ee6ef53ae5be14093c4417af8cdf31b77a7dbb88d3a25"},"schema_version":"1.0","source":{"id":"1910.08291","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1910.08291","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"arxiv_version","alias_value":"1910.08291v1","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1910.08291","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_12","alias_value":"CAY6BG336VLO","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_16","alias_value":"CAY6BG336VLOOSZK","created_at":"2026-07-05T00:13:07Z"},{"alias_kind":"pith_short_8","alias_value":"CAY6BG33","created_at":"2026-07-05T00:13:07Z"}],"graph_snapshots":[{"event_id":"sha256:2cee8e4e646943644579ca8bce58c5de55c949b0a8d5e8d6fe177dc1556c1d49","target":"graph","created_at":"2026-07-05T00:13:07Z","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/1910.08291/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In device-to-device (D2D)-enabled caching cellular networks, the user terminals (UTs) collaboratively store and share a large volume of popular contents from the base station (BS) for traffic offloading and delivery delay reduction. In this article, the multi-winner auction based caching placement in D2D-enabled caching cellular networks is investigated for UT edge caching incentive and content caching redundancy reduction. Firstly, a multi-winner once auction for UT edge caching is modeled which auctions multiple contents for multiple UTs. Then the optimization problem for content caching rev","authors_text":"Geoffrey Ye Li, Tiankui Zhang, Wenjun Xu, Xinyuan Fang, Yuanwei Liu","cross_cats":["cs.IT","math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-10-18T07:44:13Z","title":"D2D-Enabled Mobile User Edge Caching: A Multi-Winner Auction Approach"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1910.08291","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:ec7c7d59a7993b7d2e512a886979d00f5d069e286b15bfa9761a9a130dc98c43","target":"record","created_at":"2026-07-05T00:13:07Z","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":"e1816c8f192ecd2caf133c507e14554a08221b5d5f44efab371f32573a03b283","cross_cats_sorted":["cs.IT","math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2019-10-18T07:44:13Z","title_canon_sha256":"6c4113384d7b51e4010ee6ef53ae5be14093c4417af8cdf31b77a7dbb88d3a25"},"schema_version":"1.0","source":{"id":"1910.08291","kind":"arxiv","version":1}},"canonical_sha256":"1031e09b7bf556e74b2a99dfb8d0d21404749ce21d124175dca4698ca98a02c8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1031e09b7bf556e74b2a99dfb8d0d21404749ce21d124175dca4698ca98a02c8","first_computed_at":"2026-07-05T00:13:07.551609Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:13:07.551609Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"fRxTqvaG52htLguta2d2zYfNQHhZW641Kj6zNC+h2W3eUZA4CsJ5UDmiWc286IrRg19hNZdaeDjxiB53FH0TCA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:13:07.552063Z","signed_message":"canonical_sha256_bytes"},"source_id":"1910.08291","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:ec7c7d59a7993b7d2e512a886979d00f5d069e286b15bfa9761a9a130dc98c43","sha256:2cee8e4e646943644579ca8bce58c5de55c949b0a8d5e8d6fe177dc1556c1d49"],"state_sha256":"8a16378533e20971a94f72d4b92b7eceb9fd74b14d29c6c109dae212f00c4702"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JqVXfnrvwEdRSfaZlqD+qToSKMcaXuXEdA3afaxKNLMfJlCkQeONRjjCry2KHvDy5T/aB7pKFyeRIgCwTnkjAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-23T21:11:06.995286Z","bundle_sha256":"28d2cbc15bbd6c3b1605961bc7088a9a19be950a5e0bf2393f21cd068fc77573"}}