{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:DLT44XMKEEJSB2TCTYR3KFYYSF","short_pith_number":"pith:DLT44XMK","canonical_record":{"source":{"id":"2607.23933","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-07-27T02:10:35Z","cross_cats_sorted":["cs.AI","cs.LG","cs.PF"],"title_canon_sha256":"11845cb614a2a54bbb23150652d44b3a1e7fff4a34a1b89016c1c8383b7ad513","abstract_canon_sha256":"84a156daf25ac01b60ef709935a0402df47ab60f1c435fddd2df0c5c819bc13f"},"schema_version":"1.0"},"canonical_sha256":"1ae7ce5d8a211320ea629e23b5171891463aa60e8bed6c8a68a1b016762a3f64","source":{"kind":"arxiv","id":"2607.23933","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23933","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23933v1","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23933","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_12","alias_value":"DLT44XMKEEJS","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_16","alias_value":"DLT44XMKEEJSB2TC","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_8","alias_value":"DLT44XMK","created_at":"2026-07-28T01:23:36Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:DLT44XMKEEJSB2TCTYR3KFYYSF","target":"record","payload":{"canonical_record":{"source":{"id":"2607.23933","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-07-27T02:10:35Z","cross_cats_sorted":["cs.AI","cs.LG","cs.PF"],"title_canon_sha256":"11845cb614a2a54bbb23150652d44b3a1e7fff4a34a1b89016c1c8383b7ad513","abstract_canon_sha256":"84a156daf25ac01b60ef709935a0402df47ab60f1c435fddd2df0c5c819bc13f"},"schema_version":"1.0"},"canonical_sha256":"1ae7ce5d8a211320ea629e23b5171891463aa60e8bed6c8a68a1b016762a3f64","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-28T01:23:36.437834Z","signature_b64":"udCJnzS7IeuPIg2lCKuwgWCBAIp5Lr6LUCWUMGHl/JOyyjRQ3VG+UohqLExTtvLMkx7xcna7pvG9hpWSREcHCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"1ae7ce5d8a211320ea629e23b5171891463aa60e8bed6c8a68a1b016762a3f64","last_reissued_at":"2026-07-28T01:23:36.436975Z","signature_status":"signed_v1","first_computed_at":"2026-07-28T01:23:36.436975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2607.23933","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":"2026-07-28T01:23:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"l042Mi/9EmxD9zcUWxUDxg9kHLiBHM6MrO88/etRQuHShECxkYQQE+chmK/sFEPh6DiasXG9cv/bIi2JCnhPCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T11:11:46.352251Z"},"content_sha256":"01a5b700f62309343413a15e93a1d48e9b692543c70620922ab464c7b4649b8e","schema_version":"1.0","event_id":"sha256:01a5b700f62309343413a15e93a1d48e9b692543c70620922ab464c7b4649b8e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:DLT44XMKEEJSB2TCTYR3KFYYSF","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"SpecBox: Speculative Sandbox Scheduling for Efficient LLM Agent Serving","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI","cs.LG","cs.PF"],"primary_cat":"cs.DC","authors_text":"(2) University of Leeds, (3) The University of Sydney), Albert Y. Zomaya (3), Cangzhou Yuan (1), Chunming Hu (1), Jinghao Wang (1), Li Li (1), Menghao Zhang (1), Renyu Yang (1) ((1) Beihang University, Tianyu Wo (1), Xiaoyang Sun (2), Yihui Zhang (1)","submitted_at":"2026-07-27T02:10:35Z","abstract_excerpt":"As LLM agents increasingly rely on the Model Context Protocol (MCP) to invoke isolated external sandboxes, disaggregated sandbox deployment introduces a fundamental tension between resource utilization and interactive tail latency. Persistent long-lived sandbox reservations incur excessive memory overhead at scale, while lazy on-demand instantiation generates severe cold-start penalties that degrade response performance under multi-tenant, multi-turn agent workloads. To resolve this dilemma, we present SpecBox, a runtime built around speculative sandbox preallocation tailored for dynamic LLM a"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23933","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/2607.23933/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":"2026-07-28T01:23:36Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"za2Bfd06xZQ+iCtshl9FqQetr4k2pUmWSHtlNNm53eEOnxOy+RejX1SDj83+TS7iGM30wI6iEyEpC/mirLanAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-03T11:11:46.352789Z"},"content_sha256":"61702a097a87116f8607b68cada7804babdc31070e5a13929fea0299e838ce8e","schema_version":"1.0","event_id":"sha256:61702a097a87116f8607b68cada7804babdc31070e5a13929fea0299e838ce8e"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/bundle.json","state_url":"https://pith.science/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/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":"2026-08-03T11:11:46Z","links":{"resolver":"https://pith.science/pith/DLT44XMKEEJSB2TCTYR3KFYYSF","bundle":"https://pith.science/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/bundle.json","state":"https://pith.science/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DLT44XMKEEJSB2TCTYR3KFYYSF/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:DLT44XMKEEJSB2TCTYR3KFYYSF","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":"84a156daf25ac01b60ef709935a0402df47ab60f1c435fddd2df0c5c819bc13f","cross_cats_sorted":["cs.AI","cs.LG","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-07-27T02:10:35Z","title_canon_sha256":"11845cb614a2a54bbb23150652d44b3a1e7fff4a34a1b89016c1c8383b7ad513"},"schema_version":"1.0","source":{"id":"2607.23933","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2607.23933","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"arxiv_version","alias_value":"2607.23933v1","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2607.23933","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_12","alias_value":"DLT44XMKEEJS","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_16","alias_value":"DLT44XMKEEJSB2TC","created_at":"2026-07-28T01:23:36Z"},{"alias_kind":"pith_short_8","alias_value":"DLT44XMK","created_at":"2026-07-28T01:23:36Z"}],"graph_snapshots":[{"event_id":"sha256:61702a097a87116f8607b68cada7804babdc31070e5a13929fea0299e838ce8e","target":"graph","created_at":"2026-07-28T01:23:36Z","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/2607.23933/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"As LLM agents increasingly rely on the Model Context Protocol (MCP) to invoke isolated external sandboxes, disaggregated sandbox deployment introduces a fundamental tension between resource utilization and interactive tail latency. Persistent long-lived sandbox reservations incur excessive memory overhead at scale, while lazy on-demand instantiation generates severe cold-start penalties that degrade response performance under multi-tenant, multi-turn agent workloads. To resolve this dilemma, we present SpecBox, a runtime built around speculative sandbox preallocation tailored for dynamic LLM a","authors_text":"(2) University of Leeds, (3) The University of Sydney), Albert Y. Zomaya (3), Cangzhou Yuan (1), Chunming Hu (1), Jinghao Wang (1), Li Li (1), Menghao Zhang (1), Renyu Yang (1) ((1) Beihang University, Tianyu Wo (1), Xiaoyang Sun (2), Yihui Zhang (1)","cross_cats":["cs.AI","cs.LG","cs.PF"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-07-27T02:10:35Z","title":"SpecBox: Speculative Sandbox Scheduling for Efficient LLM Agent Serving"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2607.23933","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":"sha256:01a5b700f62309343413a15e93a1d48e9b692543c70620922ab464c7b4649b8e","target":"record","created_at":"2026-07-28T01:23:36Z","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":"84a156daf25ac01b60ef709935a0402df47ab60f1c435fddd2df0c5c819bc13f","cross_cats_sorted":["cs.AI","cs.LG","cs.PF"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2026-07-27T02:10:35Z","title_canon_sha256":"11845cb614a2a54bbb23150652d44b3a1e7fff4a34a1b89016c1c8383b7ad513"},"schema_version":"1.0","source":{"id":"2607.23933","kind":"arxiv","version":1}},"canonical_sha256":"1ae7ce5d8a211320ea629e23b5171891463aa60e8bed6c8a68a1b016762a3f64","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"1ae7ce5d8a211320ea629e23b5171891463aa60e8bed6c8a68a1b016762a3f64","first_computed_at":"2026-07-28T01:23:36.436975Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-28T01:23:36.436975Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"udCJnzS7IeuPIg2lCKuwgWCBAIp5Lr6LUCWUMGHl/JOyyjRQ3VG+UohqLExTtvLMkx7xcna7pvG9hpWSREcHCQ==","signature_status":"signed_v1","signed_at":"2026-07-28T01:23:36.437834Z","signed_message":"canonical_sha256_bytes"},"source_id":"2607.23933","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:01a5b700f62309343413a15e93a1d48e9b692543c70620922ab464c7b4649b8e","sha256:61702a097a87116f8607b68cada7804babdc31070e5a13929fea0299e838ce8e"],"state_sha256":"6369b8f6e3842cc0a7d9c87df7361a0200c3a5c764eb3e65f4418fe7477831e7"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WfLyhN+OvYwQyChfdpHtMH53A6UFpWwpuEeNZJ08OeTPpdbOslpT9Eg7AQYvem6hOEAoJej6eKi2E/M+7NeaCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-03T11:11:46.359231Z","bundle_sha256":"4206a6b4726c0727620539a501056c2ad0742333464591660c8f655945724adb"}}