{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:DEVIGNN767HAZSFD4PD7DQEU2G","short_pith_number":"pith:DEVIGNN7","canonical_record":{"source":{"id":"2505.06556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2025-05-10T07:57:02Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"8eddbd1dfd95f5c7e27a98577128da89dadf321e60fcc064f64e918fbd9e2381","abstract_canon_sha256":"f2a7b9f2f9accacc6eb5bd5b850583ecf536022ad6e5a64a7a58009505733950"},"schema_version":"1.0"},"canonical_sha256":"192a8335bff7ce0cc8a3e3c7f1c094d1beb91976910d21daa43d9f0f54a18ae7","source":{"kind":"arxiv","id":"2505.06556","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06556","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06556v1","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06556","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_12","alias_value":"DEVIGNN767HA","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_16","alias_value":"DEVIGNN767HAZSFD","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_8","alias_value":"DEVIGNN7","created_at":"2026-07-05T11:01:12Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:DEVIGNN767HAZSFD4PD7DQEU2G","target":"record","payload":{"canonical_record":{"source":{"id":"2505.06556","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2025-05-10T07:57:02Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"8eddbd1dfd95f5c7e27a98577128da89dadf321e60fcc064f64e918fbd9e2381","abstract_canon_sha256":"f2a7b9f2f9accacc6eb5bd5b850583ecf536022ad6e5a64a7a58009505733950"},"schema_version":"1.0"},"canonical_sha256":"192a8335bff7ce0cc8a3e3c7f1c094d1beb91976910d21daa43d9f0f54a18ae7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:01:12.163217Z","signature_b64":"8gnjDHe6Q69uwfgYIlmvamQcZCHEW7uWhZXgDgK3894Os9BrqNp/uNBVrJV9hkNoIArZXHXd5hw2KlS+sB7oCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"192a8335bff7ce0cc8a3e3c7f1c094d1beb91976910d21daa43d9f0f54a18ae7","last_reissued_at":"2026-07-05T11:01:12.162745Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:01:12.162745Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.06556","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":"2026-07-05T11:01:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NgwJqxPooEpHQcWGyfErStJJTQwZYv+O+e+OpEm8md31EmfF0NC+B0mVxMR+lN4Bz7r+/JLNDu8Zy1OnOCiJDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T12:15:57.413507Z"},"content_sha256":"7640b173cb3f121c1f75364cc4cd98adcffdb34dc6a4e279eafe5f7cd8f805ab","schema_version":"1.0","event_id":"sha256:7640b173cb3f121c1f75364cc4cd98adcffdb34dc6a4e279eafe5f7cd8f805ab"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:DEVIGNN767HAZSFD4PD7DQEU2G","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TierBase: A Workload-Driven Cost-Optimized Key-Value Store","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DC"],"primary_cat":"cs.DB","authors_text":"Jiabao Jin, Jie Song, Junwei Chen, Kunming Wang, Lei Wang, Ruoyi Ruan, Shiyu Yang, Weibo Chen, Wei Chen, Wei Jia, Xiaoxia Duan, Xuemin Lin, Yuan Su, Yue Li, Zhitao Shen","submitted_at":"2025-05-10T07:57:02Z","abstract_excerpt":"In the current era of data-intensive applications, the demand for high-performance, cost-effective storage solutions is paramount. This paper introduces a Space-Performance Cost Model for key-value store, designed to guide cost-effective storage configuration decisions. The model quantifies the trade-offs between performance and storage costs, providing a framework for optimizing resource allocation in large-scale data serving environments. Guided by this cost model, we present TierBase, a distributed key-value store developed by Ant Group that optimizes total cost by strategically synchronizi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06556","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/2505.06556/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":"2026-07-05T11:01:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2simEl4bY6X2JMu148BQbOKiOfUaknzX/GFk4qOjsLAimbS4RRZWqMB9Gfc3fifbT78fyxFXC5CeXIPjCrwQAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-10T12:15:57.413887Z"},"content_sha256":"189d2d378ea18c06898922772285f076df7d6f0cc25ca89d53ea1ad24d7c9b03","schema_version":"1.0","event_id":"sha256:189d2d378ea18c06898922772285f076df7d6f0cc25ca89d53ea1ad24d7c9b03"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DEVIGNN767HAZSFD4PD7DQEU2G/bundle.json","state_url":"https://pith.science/pith/DEVIGNN767HAZSFD4PD7DQEU2G/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DEVIGNN767HAZSFD4PD7DQEU2G/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":"2026-07-10T12:15:57Z","links":{"resolver":"https://pith.science/pith/DEVIGNN767HAZSFD4PD7DQEU2G","bundle":"https://pith.science/pith/DEVIGNN767HAZSFD4PD7DQEU2G/bundle.json","state":"https://pith.science/pith/DEVIGNN767HAZSFD4PD7DQEU2G/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DEVIGNN767HAZSFD4PD7DQEU2G/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:DEVIGNN767HAZSFD4PD7DQEU2G","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":"f2a7b9f2f9accacc6eb5bd5b850583ecf536022ad6e5a64a7a58009505733950","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2025-05-10T07:57:02Z","title_canon_sha256":"8eddbd1dfd95f5c7e27a98577128da89dadf321e60fcc064f64e918fbd9e2381"},"schema_version":"1.0","source":{"id":"2505.06556","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.06556","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"arxiv_version","alias_value":"2505.06556v1","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.06556","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_12","alias_value":"DEVIGNN767HA","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_16","alias_value":"DEVIGNN767HAZSFD","created_at":"2026-07-05T11:01:12Z"},{"alias_kind":"pith_short_8","alias_value":"DEVIGNN7","created_at":"2026-07-05T11:01:12Z"}],"graph_snapshots":[{"event_id":"sha256:189d2d378ea18c06898922772285f076df7d6f0cc25ca89d53ea1ad24d7c9b03","target":"graph","created_at":"2026-07-05T11:01:12Z","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/2505.06556/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In the current era of data-intensive applications, the demand for high-performance, cost-effective storage solutions is paramount. This paper introduces a Space-Performance Cost Model for key-value store, designed to guide cost-effective storage configuration decisions. The model quantifies the trade-offs between performance and storage costs, providing a framework for optimizing resource allocation in large-scale data serving environments. Guided by this cost model, we present TierBase, a distributed key-value store developed by Ant Group that optimizes total cost by strategically synchronizi","authors_text":"Jiabao Jin, Jie Song, Junwei Chen, Kunming Wang, Lei Wang, Ruoyi Ruan, Shiyu Yang, Weibo Chen, Wei Chen, Wei Jia, Xiaoxia Duan, Xuemin Lin, Yuan Su, Yue Li, Zhitao Shen","cross_cats":["cs.DC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2025-05-10T07:57:02Z","title":"TierBase: A Workload-Driven Cost-Optimized Key-Value Store"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.06556","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":"sha256:7640b173cb3f121c1f75364cc4cd98adcffdb34dc6a4e279eafe5f7cd8f805ab","target":"record","created_at":"2026-07-05T11:01:12Z","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":"f2a7b9f2f9accacc6eb5bd5b850583ecf536022ad6e5a64a7a58009505733950","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2025-05-10T07:57:02Z","title_canon_sha256":"8eddbd1dfd95f5c7e27a98577128da89dadf321e60fcc064f64e918fbd9e2381"},"schema_version":"1.0","source":{"id":"2505.06556","kind":"arxiv","version":1}},"canonical_sha256":"192a8335bff7ce0cc8a3e3c7f1c094d1beb91976910d21daa43d9f0f54a18ae7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"192a8335bff7ce0cc8a3e3c7f1c094d1beb91976910d21daa43d9f0f54a18ae7","first_computed_at":"2026-07-05T11:01:12.162745Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:01:12.162745Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8gnjDHe6Q69uwfgYIlmvamQcZCHEW7uWhZXgDgK3894Os9BrqNp/uNBVrJV9hkNoIArZXHXd5hw2KlS+sB7oCA==","signature_status":"signed_v1","signed_at":"2026-07-05T11:01:12.163217Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.06556","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7640b173cb3f121c1f75364cc4cd98adcffdb34dc6a4e279eafe5f7cd8f805ab","sha256:189d2d378ea18c06898922772285f076df7d6f0cc25ca89d53ea1ad24d7c9b03"],"state_sha256":"e32600951b956fcd7c74d33df6cb746f4f6a5213e56a758439411e23ae7b1ddb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"3yeoRYcG3RIFjS+tkMC27J/SJJlZqAikAA+ePuFZypvfknQung6emvkGJ828yqCmHkkBfkA86S528IuU99SiDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-10T12:15:57.416065Z","bundle_sha256":"87e358395035e9f8a31f0dd643fa62459202129705072761185b37ee2ce25709"}}