{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2016:XM4OUWW6ZRDTB76ZCRVJHCJN7P","short_pith_number":"pith:XM4OUWW6","canonical_record":{"source":{"id":"1611.08269","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2016-11-24T17:43:48Z","cross_cats_sorted":[],"title_canon_sha256":"b760868219a1a3c1f9a51ed9d6d6712902918596db5825f1924016b3170d94d4","abstract_canon_sha256":"d0da840be1937ad3811d955cdd72467f1943e8d929ff32ae0aae24a62a614b7b"},"schema_version":"1.0"},"canonical_sha256":"bb38ea5adecc4730ffd9146a93892dfbec7da29b706f682866afaf5112429fd8","source":{"kind":"arxiv","id":"1611.08269","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.08269","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"arxiv_version","alias_value":"1611.08269v1","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.08269","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"pith_short_12","alias_value":"XM4OUWW6ZRDT","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XM4OUWW6ZRDTB76Z","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XM4OUWW6","created_at":"2026-05-18T12:30:51Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2016:XM4OUWW6ZRDTB76ZCRVJHCJN7P","target":"record","payload":{"canonical_record":{"source":{"id":"1611.08269","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2016-11-24T17:43:48Z","cross_cats_sorted":[],"title_canon_sha256":"b760868219a1a3c1f9a51ed9d6d6712902918596db5825f1924016b3170d94d4","abstract_canon_sha256":"d0da840be1937ad3811d955cdd72467f1943e8d929ff32ae0aae24a62a614b7b"},"schema_version":"1.0"},"canonical_sha256":"bb38ea5adecc4730ffd9146a93892dfbec7da29b706f682866afaf5112429fd8","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:56:39.646363Z","signature_b64":"l84rje6u9B9Jjj0gkWSa8/kmVA3tWIVQbP2pwDYQCCFrFKkbVBedyIPwjnF5Kz47hxR+q2l9emDze/X6gOzjCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"bb38ea5adecc4730ffd9146a93892dfbec7da29b706f682866afaf5112429fd8","last_reissued_at":"2026-05-18T00:56:39.645807Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:56:39.645807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1611.08269","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":"2026-05-18T00:56:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lHz3CmM96AISj7dqaFoURMEbn6MYYLk30nUQ+cEtp2BEzkGO1Fc89iryqbEjdB4HPqNxAsbIBwzzYxZN6t6XAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:40:52.399181Z"},"content_sha256":"91d3907dccea6aba59aa3e77fcf600556d190dba80430b2dff4c9b5b48f22700","schema_version":"1.0","event_id":"sha256:91d3907dccea6aba59aa3e77fcf600556d190dba80430b2dff4c9b5b48f22700"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2016:XM4OUWW6ZRDTB76ZCRVJHCJN7P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"On measuring performances of C-SPARQL and CQELS","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Houda Khrouf, Olivier Cur\\'e, Xiangnan Ren, Yousra Chabchoub, Zakia Kazi-Aoul","submitted_at":"2016-11-24T17:43:48Z","abstract_excerpt":"To cope with the massive growth of semantic data streams, several RDF Stream Processing (RSP) engines have been implemented. The efficiency of their throughput, latency and memory consumption can be evaluated using available benchmarks such as LSBench and City- Bench. Nevertheless, these benchmarks lack an in-depth performance evaluation as some measurement metrics have not been considered. The main goal of this paper is to analyze the performance of two popular RSP engines, namely C-SPARQL and CQELS, when varying a set of performance metrics. More precisely, we evaluate the impact of stream r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.08269","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":"2026-05-18T00:56:39Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"htI8i1QOBqqD97kK960GRVHLoegI/E5aIaggXeOqQdFKriGFGvm26ikGwwhiBW9S94vHRxH1dEClP+i6jxOjAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-11T17:40:52.399571Z"},"content_sha256":"059b063bd44477504ab790a0a835ab7aa99e9dd48951cb3d55bb4b3a17e364cf","schema_version":"1.0","event_id":"sha256:059b063bd44477504ab790a0a835ab7aa99e9dd48951cb3d55bb4b3a17e364cf"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/bundle.json","state_url":"https://pith.science/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/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":"2026-06-11T17:40:52Z","links":{"resolver":"https://pith.science/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P","bundle":"https://pith.science/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/bundle.json","state":"https://pith.science/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XM4OUWW6ZRDTB76ZCRVJHCJN7P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2016:XM4OUWW6ZRDTB76ZCRVJHCJN7P","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":"d0da840be1937ad3811d955cdd72467f1943e8d929ff32ae0aae24a62a614b7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2016-11-24T17:43:48Z","title_canon_sha256":"b760868219a1a3c1f9a51ed9d6d6712902918596db5825f1924016b3170d94d4"},"schema_version":"1.0","source":{"id":"1611.08269","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1611.08269","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"arxiv_version","alias_value":"1611.08269v1","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1611.08269","created_at":"2026-05-18T00:56:39Z"},{"alias_kind":"pith_short_12","alias_value":"XM4OUWW6ZRDT","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_16","alias_value":"XM4OUWW6ZRDTB76Z","created_at":"2026-05-18T12:30:51Z"},{"alias_kind":"pith_short_8","alias_value":"XM4OUWW6","created_at":"2026-05-18T12:30:51Z"}],"graph_snapshots":[{"event_id":"sha256:059b063bd44477504ab790a0a835ab7aa99e9dd48951cb3d55bb4b3a17e364cf","target":"graph","created_at":"2026-05-18T00:56:39Z","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":"To cope with the massive growth of semantic data streams, several RDF Stream Processing (RSP) engines have been implemented. The efficiency of their throughput, latency and memory consumption can be evaluated using available benchmarks such as LSBench and City- Bench. Nevertheless, these benchmarks lack an in-depth performance evaluation as some measurement metrics have not been considered. The main goal of this paper is to analyze the performance of two popular RSP engines, namely C-SPARQL and CQELS, when varying a set of performance metrics. More precisely, we evaluate the impact of stream r","authors_text":"Houda Khrouf, Olivier Cur\\'e, Xiangnan Ren, Yousra Chabchoub, Zakia Kazi-Aoul","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2016-11-24T17:43:48Z","title":"On measuring performances of C-SPARQL and CQELS"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1611.08269","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":"sha256:91d3907dccea6aba59aa3e77fcf600556d190dba80430b2dff4c9b5b48f22700","target":"record","created_at":"2026-05-18T00:56:39Z","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":"d0da840be1937ad3811d955cdd72467f1943e8d929ff32ae0aae24a62a614b7b","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2016-11-24T17:43:48Z","title_canon_sha256":"b760868219a1a3c1f9a51ed9d6d6712902918596db5825f1924016b3170d94d4"},"schema_version":"1.0","source":{"id":"1611.08269","kind":"arxiv","version":1}},"canonical_sha256":"bb38ea5adecc4730ffd9146a93892dfbec7da29b706f682866afaf5112429fd8","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"bb38ea5adecc4730ffd9146a93892dfbec7da29b706f682866afaf5112429fd8","first_computed_at":"2026-05-18T00:56:39.645807Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:56:39.645807Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l84rje6u9B9Jjj0gkWSa8/kmVA3tWIVQbP2pwDYQCCFrFKkbVBedyIPwjnF5Kz47hxR+q2l9emDze/X6gOzjCQ==","signature_status":"signed_v1","signed_at":"2026-05-18T00:56:39.646363Z","signed_message":"canonical_sha256_bytes"},"source_id":"1611.08269","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:91d3907dccea6aba59aa3e77fcf600556d190dba80430b2dff4c9b5b48f22700","sha256:059b063bd44477504ab790a0a835ab7aa99e9dd48951cb3d55bb4b3a17e364cf"],"state_sha256":"2aabfd3be301377334799e2860c5e5e2149e7751d6af90496ff7e8a8c6e8b789"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Z+rgVhy7bQzhFyeAmcW8/aF/DwIZbtsk5U5aDlZeHutY/VjYOhcd7iFLSh0HL1464BcJzz7rOT76y+qMlKy0Cw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-11T17:40:52.402384Z","bundle_sha256":"72071ef6ae47c713a3183adf5c6e997850c87e71bc7865b9f45b2317dccfda93"}}