{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:57GF37722IPY3N7DP5VWY4YGRH","short_pith_number":"pith:57GF3772","canonical_record":{"source":{"id":"2605.18066","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.OS","submitted_at":"2026-05-18T08:49:16Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"b7b278e1dc6aca2aade2af025a0dc8d1e75bcbf17cf63e72c271477ce8ae3ef1","abstract_canon_sha256":"5173b19213ce926a9b28b3e492257fe3d6c2cbf490d46a85c74c70ed20294493"},"schema_version":"1.0"},"canonical_sha256":"efcc5dfffad21f8db7e37f6b6c730689fd5c606dd60515631d72e59198d0b36a","source":{"kind":"arxiv","id":"2605.18066","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.18066","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"arxiv_version","alias_value":"2605.18066v1","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.18066","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_12","alias_value":"57GF37722IPY","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_16","alias_value":"57GF37722IPY3N7D","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_8","alias_value":"57GF3772","created_at":"2026-05-20T00:05:14Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:57GF37722IPY3N7DP5VWY4YGRH","target":"record","payload":{"canonical_record":{"source":{"id":"2605.18066","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.OS","submitted_at":"2026-05-18T08:49:16Z","cross_cats_sorted":["cs.DC"],"title_canon_sha256":"b7b278e1dc6aca2aade2af025a0dc8d1e75bcbf17cf63e72c271477ce8ae3ef1","abstract_canon_sha256":"5173b19213ce926a9b28b3e492257fe3d6c2cbf490d46a85c74c70ed20294493"},"schema_version":"1.0"},"canonical_sha256":"efcc5dfffad21f8db7e37f6b6c730689fd5c606dd60515631d72e59198d0b36a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-20T00:05:14.234241Z","signature_b64":"oBLFNkPIVLoM5nuuflLkthBkFJY6GfSgX6NLS8fwMz/OzYe+PNa0APOkiKTNx8r97gbVEsFJ9iwCDrgXXAbhAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"efcc5dfffad21f8db7e37f6b6c730689fd5c606dd60515631d72e59198d0b36a","last_reissued_at":"2026-05-20T00:05:14.233384Z","signature_status":"signed_v1","first_computed_at":"2026-05-20T00:05:14.233384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.18066","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":"2026-05-20T00:05:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"rG2rq5a7fIUsx6tytbfr1/7zl49eaIzmIilwNlXW+VYhRw2USmu+CRUNKe4CVCCRf2kgpBwZDU/CxY19TognCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:54:21.252932Z"},"content_sha256":"d1b09954cdfa81b53edc8b76cf039b55158cb89575d9d16efae56758183ac312","schema_version":"1.0","event_id":"sha256:d1b09954cdfa81b53edc8b76cf039b55158cb89575d9d16efae56758183ac312"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:57GF37722IPY3N7DP5VWY4YGRH","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"TIDAL: Recovering Temporal Phase for Cloud Block Storage Placement from LLM-Derived Semantics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DC"],"primary_cat":"cs.OS","authors_text":"Changlin Wan, Difan Tan, Hua Wang, Jiawen Liu, Ke Zhou","submitted_at":"2026-05-18T08:49:16Z","abstract_excerpt":"Cloud Virtual Disk (CVD) placement in Cloud Block Storage (CBS) is critical for resource efficiency and performance isolation. Existing schemes prioritize spatial load balancing by dispersing disks across pods based on configuration-derived load estimates. However, overload risk in CBS is fundamentally temporal. Even when average load is balanced, pods can still suffer transient congestion when the peaks of co-located disks align in time. Achieving complementary placement, which co-locates CVDs with offset peaks, is hard at provisioning time because new disks have no history from which to infe"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.18066","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/2605.18066/integrity.json","findings":[],"available":true,"detectors_run":[{"name":"claim_evidence","ran_at":"2026-05-19T23:41:59.257281Z","status":"completed","version":"1.0.0","findings_count":0},{"name":"ai_meta_artifact","ran_at":"2026-05-19T23:33:35.466867Z","status":"skipped","version":"1.0.0","findings_count":0}],"snapshot_sha256":"eb58f3621dabcf3de02295c083696bbe89186fa7a5993c6554d1f0e63626e6e8"},"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":"2026-05-20T00:05:14Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"DicnJmDqPaMFr9DKIB1M7aMRsR9j7RsoBGHwtiGZ9OnuCwrL6gmCN/Gdp1P57G8672tvSP/seDN1MVC8ZIm9AQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:54:21.253714Z"},"content_sha256":"dfc8552ec7d8f8ea8d8748a157de949da9047a35657c8789cd6a0007d0dca8d0","schema_version":"1.0","event_id":"sha256:dfc8552ec7d8f8ea8d8748a157de949da9047a35657c8789cd6a0007d0dca8d0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/57GF37722IPY3N7DP5VWY4YGRH/bundle.json","state_url":"https://pith.science/pith/57GF37722IPY3N7DP5VWY4YGRH/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/57GF37722IPY3N7DP5VWY4YGRH/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":"2026-05-25T19:54:21Z","links":{"resolver":"https://pith.science/pith/57GF37722IPY3N7DP5VWY4YGRH","bundle":"https://pith.science/pith/57GF37722IPY3N7DP5VWY4YGRH/bundle.json","state":"https://pith.science/pith/57GF37722IPY3N7DP5VWY4YGRH/state.json","well_known_bundle":"https://pith.science/.well-known/pith/57GF37722IPY3N7DP5VWY4YGRH/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:57GF37722IPY3N7DP5VWY4YGRH","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":"5173b19213ce926a9b28b3e492257fe3d6c2cbf490d46a85c74c70ed20294493","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.OS","submitted_at":"2026-05-18T08:49:16Z","title_canon_sha256":"b7b278e1dc6aca2aade2af025a0dc8d1e75bcbf17cf63e72c271477ce8ae3ef1"},"schema_version":"1.0","source":{"id":"2605.18066","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.18066","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"arxiv_version","alias_value":"2605.18066v1","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.18066","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_12","alias_value":"57GF37722IPY","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_16","alias_value":"57GF37722IPY3N7D","created_at":"2026-05-20T00:05:14Z"},{"alias_kind":"pith_short_8","alias_value":"57GF3772","created_at":"2026-05-20T00:05:14Z"}],"graph_snapshots":[{"event_id":"sha256:dfc8552ec7d8f8ea8d8748a157de949da9047a35657c8789cd6a0007d0dca8d0","target":"graph","created_at":"2026-05-20T00:05:14Z","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":[{"findings_count":0,"name":"claim_evidence","ran_at":"2026-05-19T23:41:59.257281Z","status":"completed","version":"1.0.0"},{"findings_count":0,"name":"ai_meta_artifact","ran_at":"2026-05-19T23:33:35.466867Z","status":"skipped","version":"1.0.0"}],"endpoint":"/pith/2605.18066/integrity.json","findings":[],"snapshot_sha256":"eb58f3621dabcf3de02295c083696bbe89186fa7a5993c6554d1f0e63626e6e8","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Cloud Virtual Disk (CVD) placement in Cloud Block Storage (CBS) is critical for resource efficiency and performance isolation. Existing schemes prioritize spatial load balancing by dispersing disks across pods based on configuration-derived load estimates. However, overload risk in CBS is fundamentally temporal. Even when average load is balanced, pods can still suffer transient congestion when the peaks of co-located disks align in time. Achieving complementary placement, which co-locates CVDs with offset peaks, is hard at provisioning time because new disks have no history from which to infe","authors_text":"Changlin Wan, Difan Tan, Hua Wang, Jiawen Liu, Ke Zhou","cross_cats":["cs.DC"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.OS","submitted_at":"2026-05-18T08:49:16Z","title":"TIDAL: Recovering Temporal Phase for Cloud Block Storage Placement from LLM-Derived Semantics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.18066","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:d1b09954cdfa81b53edc8b76cf039b55158cb89575d9d16efae56758183ac312","target":"record","created_at":"2026-05-20T00:05:14Z","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":"5173b19213ce926a9b28b3e492257fe3d6c2cbf490d46a85c74c70ed20294493","cross_cats_sorted":["cs.DC"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.OS","submitted_at":"2026-05-18T08:49:16Z","title_canon_sha256":"b7b278e1dc6aca2aade2af025a0dc8d1e75bcbf17cf63e72c271477ce8ae3ef1"},"schema_version":"1.0","source":{"id":"2605.18066","kind":"arxiv","version":1}},"canonical_sha256":"efcc5dfffad21f8db7e37f6b6c730689fd5c606dd60515631d72e59198d0b36a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"efcc5dfffad21f8db7e37f6b6c730689fd5c606dd60515631d72e59198d0b36a","first_computed_at":"2026-05-20T00:05:14.233384Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-20T00:05:14.233384Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oBLFNkPIVLoM5nuuflLkthBkFJY6GfSgX6NLS8fwMz/OzYe+PNa0APOkiKTNx8r97gbVEsFJ9iwCDrgXXAbhAA==","signature_status":"signed_v1","signed_at":"2026-05-20T00:05:14.234241Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.18066","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:d1b09954cdfa81b53edc8b76cf039b55158cb89575d9d16efae56758183ac312","sha256:dfc8552ec7d8f8ea8d8748a157de949da9047a35657c8789cd6a0007d0dca8d0"],"state_sha256":"4852a491ca1f77027693fa33e3ca4a81f54fe171154dcdbd4573d101c80df883"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"lNQaU/HU1PAn5KqCiw7x5oVGsMab3YiwWLE9zzKqj5NqS8CIw1F+qZDPPUcjvZweVHEWXoP0eWbNWT7qrRJ3BQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:54:21.257415Z","bundle_sha256":"7a1eaf2b25f0351d3cf9ee76de9464dedb4b2081d4850b38f690f7591b13e779"}}