{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:NQ37WMPMZMQIQWR7TS4FDS6GJW","short_pith_number":"pith:NQ37WMPM","canonical_record":{"source":{"id":"1301.1294","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2013-01-07T18:25:56Z","cross_cats_sorted":[],"title_canon_sha256":"d55e0006b72fbb881c7b696c7b3dfcb6174de4a40739e577ae73fc2828ee53c1","abstract_canon_sha256":"973801c4aa237865648fb6731c447768eef74ac46bdc00969b37c4de43e4c5b9"},"schema_version":"1.0"},"canonical_sha256":"6c37fb31eccb20885a3f9cb851cbc64d8b5e83b7a40cf2d8b5c8aa51d26739e3","source":{"kind":"arxiv","id":"1301.1294","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.1294","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"1301.1294v2","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.1294","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"NQ37WMPMZMQI","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NQ37WMPMZMQIQWR7","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NQ37WMPM","created_at":"2026-05-18T12:27:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:NQ37WMPMZMQIQWR7TS4FDS6GJW","target":"record","payload":{"canonical_record":{"source":{"id":"1301.1294","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2013-01-07T18:25:56Z","cross_cats_sorted":[],"title_canon_sha256":"d55e0006b72fbb881c7b696c7b3dfcb6174de4a40739e577ae73fc2828ee53c1","abstract_canon_sha256":"973801c4aa237865648fb6731c447768eef74ac46bdc00969b37c4de43e4c5b9"},"schema_version":"1.0"},"canonical_sha256":"6c37fb31eccb20885a3f9cb851cbc64d8b5e83b7a40cf2d8b5c8aa51d26739e3","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:08:16.361927Z","signature_b64":"FRjU57q7z+cga5bJzCoAaaoz+TCfbQGtZMa+6JJcPPMJaaYk1qaqve97zQDAHaS5DyvKmMTN0J4ubo60bcuFDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6c37fb31eccb20885a3f9cb851cbc64d8b5e83b7a40cf2d8b5c8aa51d26739e3","last_reissued_at":"2026-05-18T03:08:16.361369Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:08:16.361369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1301.1294","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T03:08:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"m9VPd11BynH3x5My3FrThWLddX9P5PR1omshUAtuZ3DvMGMJhXTX0muteK5TlrP3ck7lmkGjL0aR16hyUz0JBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T09:00:03.948304Z"},"content_sha256":"fb1633738058c0f4a7ef7facbc5e103ae65c25575d8e6c0d8845c11cd023d9b6","schema_version":"1.0","event_id":"sha256:fb1633738058c0f4a7ef7facbc5e103ae65c25575d8e6c0d8845c11cd023d9b6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:NQ37WMPMZMQIQWR7TS4FDS6GJW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"FAST CLOUD: Pushing the Envelope on Delay Performance of Cloud Storage with Coding","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.NI","authors_text":"Guanfeng Liang, Ulas C. Kozat","submitted_at":"2013-01-07T18:25:56Z","abstract_excerpt":"Our paper presents solutions that can significantly improve the delay performance of putting and retrieving data in and out of cloud storage. We first focus on measuring the delay performance of a very popular cloud storage service Amazon S3. We establish that there is significant randomness in service times for reading and writing small and medium size objects when assigned distinct keys. We further demonstrate that using erasure coding, parallel connections to storage cloud and limited chunking (i.e., dividing the object into a few smaller objects) together pushes the envelope on service tim"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.1294","kind":"arxiv","version":2},"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":"2026-05-18T03:08:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"r9xJ8F8UTIuF03fn1WuPA9pMiYfcWJ9UaRPxAOWv4BZF2pRjGjrPMGNrH3WyMAQ9LElpS5TN42ygPc4trpyrBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-03T09:00:03.948665Z"},"content_sha256":"b5a42eb1ccae3b74b166ee61aab72327930ca3b1e9d613dbb98cfbec8f5ebed0","schema_version":"1.0","event_id":"sha256:b5a42eb1ccae3b74b166ee61aab72327930ca3b1e9d613dbb98cfbec8f5ebed0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/bundle.json","state_url":"https://pith.science/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/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":"2026-07-03T09:00:03Z","links":{"resolver":"https://pith.science/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW","bundle":"https://pith.science/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/bundle.json","state":"https://pith.science/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NQ37WMPMZMQIQWR7TS4FDS6GJW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:NQ37WMPMZMQIQWR7TS4FDS6GJW","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":"973801c4aa237865648fb6731c447768eef74ac46bdc00969b37c4de43e4c5b9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2013-01-07T18:25:56Z","title_canon_sha256":"d55e0006b72fbb881c7b696c7b3dfcb6174de4a40739e577ae73fc2828ee53c1"},"schema_version":"1.0","source":{"id":"1301.1294","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1301.1294","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"arxiv_version","alias_value":"1301.1294v2","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1301.1294","created_at":"2026-05-18T03:08:16Z"},{"alias_kind":"pith_short_12","alias_value":"NQ37WMPMZMQI","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_16","alias_value":"NQ37WMPMZMQIQWR7","created_at":"2026-05-18T12:27:52Z"},{"alias_kind":"pith_short_8","alias_value":"NQ37WMPM","created_at":"2026-05-18T12:27:52Z"}],"graph_snapshots":[{"event_id":"sha256:b5a42eb1ccae3b74b166ee61aab72327930ca3b1e9d613dbb98cfbec8f5ebed0","target":"graph","created_at":"2026-05-18T03:08:16Z","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":"Our paper presents solutions that can significantly improve the delay performance of putting and retrieving data in and out of cloud storage. We first focus on measuring the delay performance of a very popular cloud storage service Amazon S3. We establish that there is significant randomness in service times for reading and writing small and medium size objects when assigned distinct keys. We further demonstrate that using erasure coding, parallel connections to storage cloud and limited chunking (i.e., dividing the object into a few smaller objects) together pushes the envelope on service tim","authors_text":"Guanfeng Liang, Ulas C. Kozat","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2013-01-07T18:25:56Z","title":"FAST CLOUD: Pushing the Envelope on Delay Performance of Cloud Storage with Coding"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1301.1294","kind":"arxiv","version":2},"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:fb1633738058c0f4a7ef7facbc5e103ae65c25575d8e6c0d8845c11cd023d9b6","target":"record","created_at":"2026-05-18T03:08:16Z","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":"973801c4aa237865648fb6731c447768eef74ac46bdc00969b37c4de43e4c5b9","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.NI","submitted_at":"2013-01-07T18:25:56Z","title_canon_sha256":"d55e0006b72fbb881c7b696c7b3dfcb6174de4a40739e577ae73fc2828ee53c1"},"schema_version":"1.0","source":{"id":"1301.1294","kind":"arxiv","version":2}},"canonical_sha256":"6c37fb31eccb20885a3f9cb851cbc64d8b5e83b7a40cf2d8b5c8aa51d26739e3","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6c37fb31eccb20885a3f9cb851cbc64d8b5e83b7a40cf2d8b5c8aa51d26739e3","first_computed_at":"2026-05-18T03:08:16.361369Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:08:16.361369Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"FRjU57q7z+cga5bJzCoAaaoz+TCfbQGtZMa+6JJcPPMJaaYk1qaqve97zQDAHaS5DyvKmMTN0J4ubo60bcuFDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:08:16.361927Z","signed_message":"canonical_sha256_bytes"},"source_id":"1301.1294","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:fb1633738058c0f4a7ef7facbc5e103ae65c25575d8e6c0d8845c11cd023d9b6","sha256:b5a42eb1ccae3b74b166ee61aab72327930ca3b1e9d613dbb98cfbec8f5ebed0"],"state_sha256":"cea9bb24ef10549f335ed0cda3d10b49a77be2abca358939e8a8b6a1be187c51"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NdaC/DXJg6a9cCXtzZEkeC1Y/rbbYEv/D69lph9Y5t5lx4JAV/p4dODJxVmq/0MlCHS0YxhiRCeYAd0X0ZqLCw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-03T09:00:03.950564Z","bundle_sha256":"2d1637b25d74827e26409f1a41c85ce3b6a7215568ad05871a0a9522214d196b"}}