{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2019:S23PFORJL7XR5L3FBQMKZW5Y3K","short_pith_number":"pith:S23PFORJ","canonical_record":{"source":{"id":"1908.07119","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.IT","submitted_at":"2019-08-20T01:01:31Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"c8d30da25e42abc2a1a72e4e52eed428da30d9f6bda8f9930c38ca45df9656f6","abstract_canon_sha256":"33aeaeae1a1857a60204b87bdb64c553aea933d66a86945c5ee1d309d125dde6"},"schema_version":"1.0"},"canonical_sha256":"96b6f2ba295fef1eaf650c18acdbb8dabdab3a1a1301e5ec3492cfebf9560615","source":{"kind":"arxiv","id":"1908.07119","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.07119","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"arxiv_version","alias_value":"1908.07119v1","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.07119","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_12","alias_value":"S23PFORJL7XR","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_16","alias_value":"S23PFORJL7XR5L3F","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_8","alias_value":"S23PFORJ","created_at":"2026-07-04T23:58:31Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2019:S23PFORJL7XR5L3FBQMKZW5Y3K","target":"record","payload":{"canonical_record":{"source":{"id":"1908.07119","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.IT","submitted_at":"2019-08-20T01:01:31Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"c8d30da25e42abc2a1a72e4e52eed428da30d9f6bda8f9930c38ca45df9656f6","abstract_canon_sha256":"33aeaeae1a1857a60204b87bdb64c553aea933d66a86945c5ee1d309d125dde6"},"schema_version":"1.0"},"canonical_sha256":"96b6f2ba295fef1eaf650c18acdbb8dabdab3a1a1301e5ec3492cfebf9560615","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-04T23:58:31.034142Z","signature_b64":"9HxlgiWXv4fe93d5wEkBaxy0QaVl3uyeJf7C7ycdj7iPHaxCTjhB/VgsJTXGV8Wst+HA/10i9nQt0zqJoeSoDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"96b6f2ba295fef1eaf650c18acdbb8dabdab3a1a1301e5ec3492cfebf9560615","last_reissued_at":"2026-07-04T23:58:31.033813Z","signature_status":"signed_v1","first_computed_at":"2026-07-04T23:58:31.033813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1908.07119","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":"2026-07-04T23:58:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"XtGPaCCTN7ClbNU/+L4GbX4X62ujz2Gzm+ZtqNbFwRIjrKAgNexcTqcCW+d0ITPGrPsdmpU5ByyA+YfYe364DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T07:38:44.156975Z"},"content_sha256":"d333d592a77436dfe55c0f105e66f7f1a49e42a4caa7691a5fedb8aeca7d8fd8","schema_version":"1.0","event_id":"sha256:d333d592a77436dfe55c0f105e66f7f1a49e42a4caa7691a5fedb8aeca7d8fd8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2019:S23PFORJL7XR5L3FBQMKZW5Y3K","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Provisioning Energy-Efficiency and QoS for Multi-Carrier CoMP with Limited Feedback","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Kang G. Shin, Keivan Navaie, Mohammad G. Khoshkholgh, Victor C. M. Leung","submitted_at":"2019-08-20T01:01:31Z","abstract_excerpt":"We consider resource allocation (RA) in multi-carrier coordinated multi-point (CoMP) systems with limited feedback, in which a cluster of base stations (BSs), each equipped with multiple antennas, are connect to each other and/or a central processor via backhauls/fronthauls. The main objective of coordinated RA is to select user equipments (UEs) on each subcarrier, dynamically decide upon the cluster size for each subcarrier, and finally partition the feedback resources, provisioned for acquisition of channel direction information (CDI) across all subcarriers, active cells, and selected UEs, i"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.07119","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/1908.07119/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":"2026-07-04T23:58:31Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1ZlXQmGoKw3QIELFDPwisljEtzsDpofkocHhddMhh4Mx8NvCnf7qKC/8ESNkV+yDl4sQKymBsQ6+uPIPXP7/CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-16T07:38:44.157474Z"},"content_sha256":"8b192455ba185b9fb3d6b3aed7811e884ebf005e52432ef7d10b95bd33e18fe0","schema_version":"1.0","event_id":"sha256:8b192455ba185b9fb3d6b3aed7811e884ebf005e52432ef7d10b95bd33e18fe0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/bundle.json","state_url":"https://pith.science/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/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":"2026-08-16T07:38:44Z","links":{"resolver":"https://pith.science/pith/S23PFORJL7XR5L3FBQMKZW5Y3K","bundle":"https://pith.science/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/bundle.json","state":"https://pith.science/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/state.json","well_known_bundle":"https://pith.science/.well-known/pith/S23PFORJL7XR5L3FBQMKZW5Y3K/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2019:S23PFORJL7XR5L3FBQMKZW5Y3K","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":"33aeaeae1a1857a60204b87bdb64c553aea933d66a86945c5ee1d309d125dde6","cross_cats_sorted":["math.IT"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.IT","submitted_at":"2019-08-20T01:01:31Z","title_canon_sha256":"c8d30da25e42abc2a1a72e4e52eed428da30d9f6bda8f9930c38ca45df9656f6"},"schema_version":"1.0","source":{"id":"1908.07119","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1908.07119","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"arxiv_version","alias_value":"1908.07119v1","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1908.07119","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_12","alias_value":"S23PFORJL7XR","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_16","alias_value":"S23PFORJL7XR5L3F","created_at":"2026-07-04T23:58:31Z"},{"alias_kind":"pith_short_8","alias_value":"S23PFORJ","created_at":"2026-07-04T23:58:31Z"}],"graph_snapshots":[{"event_id":"sha256:8b192455ba185b9fb3d6b3aed7811e884ebf005e52432ef7d10b95bd33e18fe0","target":"graph","created_at":"2026-07-04T23:58:31Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/1908.07119/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We consider resource allocation (RA) in multi-carrier coordinated multi-point (CoMP) systems with limited feedback, in which a cluster of base stations (BSs), each equipped with multiple antennas, are connect to each other and/or a central processor via backhauls/fronthauls. The main objective of coordinated RA is to select user equipments (UEs) on each subcarrier, dynamically decide upon the cluster size for each subcarrier, and finally partition the feedback resources, provisioned for acquisition of channel direction information (CDI) across all subcarriers, active cells, and selected UEs, i","authors_text":"Kang G. Shin, Keivan Navaie, Mohammad G. Khoshkholgh, Victor C. M. Leung","cross_cats":["math.IT"],"headline":"","license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.IT","submitted_at":"2019-08-20T01:01:31Z","title":"Provisioning Energy-Efficiency and QoS for Multi-Carrier CoMP with Limited Feedback"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1908.07119","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:d333d592a77436dfe55c0f105e66f7f1a49e42a4caa7691a5fedb8aeca7d8fd8","target":"record","created_at":"2026-07-04T23:58:31Z","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":"33aeaeae1a1857a60204b87bdb64c553aea933d66a86945c5ee1d309d125dde6","cross_cats_sorted":["math.IT"],"license":"http://creativecommons.org/licenses/by-nc-sa/4.0/","primary_cat":"cs.IT","submitted_at":"2019-08-20T01:01:31Z","title_canon_sha256":"c8d30da25e42abc2a1a72e4e52eed428da30d9f6bda8f9930c38ca45df9656f6"},"schema_version":"1.0","source":{"id":"1908.07119","kind":"arxiv","version":1}},"canonical_sha256":"96b6f2ba295fef1eaf650c18acdbb8dabdab3a1a1301e5ec3492cfebf9560615","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"96b6f2ba295fef1eaf650c18acdbb8dabdab3a1a1301e5ec3492cfebf9560615","first_computed_at":"2026-07-04T23:58:31.033813Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-04T23:58:31.033813Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"9HxlgiWXv4fe93d5wEkBaxy0QaVl3uyeJf7C7ycdj7iPHaxCTjhB/VgsJTXGV8Wst+HA/10i9nQt0zqJoeSoDQ==","signature_status":"signed_v1","signed_at":"2026-07-04T23:58:31.034142Z","signed_message":"canonical_sha256_bytes"},"source_id":"1908.07119","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d333d592a77436dfe55c0f105e66f7f1a49e42a4caa7691a5fedb8aeca7d8fd8","sha256:8b192455ba185b9fb3d6b3aed7811e884ebf005e52432ef7d10b95bd33e18fe0"],"state_sha256":"08d374725714b4f8c753cf523298faeed5d07ea054cd6bc99d9e478097bc2428"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W/HG8ixw+hbfhzsdpBqZtY6sc+tod+2HY0YS6dXkOc7aivyK+dQRJ3KM+vHUl6Jtj/MG27b6qoLCPuBU3mDQDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-16T07:38:44.161363Z","bundle_sha256":"012fba289c180342725e8392bdb6025ce04c5a9a4beeb10944e9ed02b36a0c30"}}