{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:Z6E5D5UVDMSB35H6RVBYSZEWMZ","short_pith_number":"pith:Z6E5D5UV","canonical_record":{"source":{"id":"2011.05042","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.DC","submitted_at":"2020-11-10T11:08:47Z","cross_cats_sorted":[],"title_canon_sha256":"4b11e0577a131e3a2efdbe8ea03eecda97e2ae38b47012554b049bac15fcd4bf","abstract_canon_sha256":"5267a10d02f04cc74616c7c5779ea223e4e0ae95ad4f107af8f18c9643d53201"},"schema_version":"1.0"},"canonical_sha256":"cf89d1f6951b241df4fe8d438964966650e2cab310638fdd17a47e21b7d3a771","source":{"kind":"arxiv","id":"2011.05042","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.05042","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"arxiv_version","alias_value":"2011.05042v1","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.05042","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_12","alias_value":"Z6E5D5UVDMSB","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_16","alias_value":"Z6E5D5UVDMSB35H6","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_8","alias_value":"Z6E5D5UV","created_at":"2026-07-05T01:50:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:Z6E5D5UVDMSB35H6RVBYSZEWMZ","target":"record","payload":{"canonical_record":{"source":{"id":"2011.05042","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.DC","submitted_at":"2020-11-10T11:08:47Z","cross_cats_sorted":[],"title_canon_sha256":"4b11e0577a131e3a2efdbe8ea03eecda97e2ae38b47012554b049bac15fcd4bf","abstract_canon_sha256":"5267a10d02f04cc74616c7c5779ea223e4e0ae95ad4f107af8f18c9643d53201"},"schema_version":"1.0"},"canonical_sha256":"cf89d1f6951b241df4fe8d438964966650e2cab310638fdd17a47e21b7d3a771","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T01:50:43.141283Z","signature_b64":"7Yx0siQRzSpVm5mIAG8SMzVcoxTnbbAu9cgKc6QwlqfTs/PDY0Vuv/w2Q8ULMMpZ2C3EjiSNgWjJ4Ii637xWCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cf89d1f6951b241df4fe8d438964966650e2cab310638fdd17a47e21b7d3a771","last_reissued_at":"2026-07-05T01:50:43.140884Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T01:50:43.140884Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2011.05042","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":"2026-07-05T01:50:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"yujrGtH6Z99v4xn+W+2HL4T6Xhqq7IxdD7g48DvLyssCFoTRYm67cmA8KiEq8OxE6lh6BKmQ49R4w3Or/pOlCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T13:09:59.705760Z"},"content_sha256":"66b2f85229ad4836b3bb22f97043b6d94116ee4e28f8a6449a98c08018eab1c5","schema_version":"1.0","event_id":"sha256:66b2f85229ad4836b3bb22f97043b6d94116ee4e28f8a6449a98c08018eab1c5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:Z6E5D5UVDMSB35H6RVBYSZEWMZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Scheduling Bag-of-Tasks in Clouds using Spot and Burstable Virtual Machines","license":"http://creativecommons.org/publicdomain/zero/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Luan Teylo, L\\'ucia Maria de A. Drummond, Luciana Arantes, Pierre Sens","submitted_at":"2020-11-10T11:08:47Z","abstract_excerpt":"Leading Cloud providers offer several types of Virtual Machines (VMs) in diverse contract models, with different guarantees in terms of availability and reliability. Among them, the most popular contract models are the on-demand and the spot models. In the former, on-demand VMs are allocated for a fixed cost per time unit, and their availability is ensured during the whole execution. On the other hand, in the spot market, VMs are offered with a huge discount when compared to the on-demand VMs, but their availability fluctuates according to the cloud's current demand that can terminate or hiber"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.05042","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/2011.05042/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":"2026-07-05T01:50:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"n5sngHHUToPqUcvbN/OsSnT5RtC6uL5QBao9GRcslMf/GW0Pbm495BXLoSBkQ3a5BBYZ2+2/vwB7Zk3AU0SMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T13:09:59.706400Z"},"content_sha256":"46c975c5a1518787e15d47a9655a7b96da119b2f4aff349a9c0091ae425c7e1c","schema_version":"1.0","event_id":"sha256:46c975c5a1518787e15d47a9655a7b96da119b2f4aff349a9c0091ae425c7e1c"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/bundle.json","state_url":"https://pith.science/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/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":"2026-08-13T13:09:59Z","links":{"resolver":"https://pith.science/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ","bundle":"https://pith.science/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/bundle.json","state":"https://pith.science/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Z6E5D5UVDMSB35H6RVBYSZEWMZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:Z6E5D5UVDMSB35H6RVBYSZEWMZ","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":"5267a10d02f04cc74616c7c5779ea223e4e0ae95ad4f107af8f18c9643d53201","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.DC","submitted_at":"2020-11-10T11:08:47Z","title_canon_sha256":"4b11e0577a131e3a2efdbe8ea03eecda97e2ae38b47012554b049bac15fcd4bf"},"schema_version":"1.0","source":{"id":"2011.05042","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2011.05042","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"arxiv_version","alias_value":"2011.05042v1","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2011.05042","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_12","alias_value":"Z6E5D5UVDMSB","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_16","alias_value":"Z6E5D5UVDMSB35H6","created_at":"2026-07-05T01:50:43Z"},{"alias_kind":"pith_short_8","alias_value":"Z6E5D5UV","created_at":"2026-07-05T01:50:43Z"}],"graph_snapshots":[{"event_id":"sha256:46c975c5a1518787e15d47a9655a7b96da119b2f4aff349a9c0091ae425c7e1c","target":"graph","created_at":"2026-07-05T01:50:43Z","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/2011.05042/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Leading Cloud providers offer several types of Virtual Machines (VMs) in diverse contract models, with different guarantees in terms of availability and reliability. Among them, the most popular contract models are the on-demand and the spot models. In the former, on-demand VMs are allocated for a fixed cost per time unit, and their availability is ensured during the whole execution. On the other hand, in the spot market, VMs are offered with a huge discount when compared to the on-demand VMs, but their availability fluctuates according to the cloud's current demand that can terminate or hiber","authors_text":"Luan Teylo, L\\'ucia Maria de A. Drummond, Luciana Arantes, Pierre Sens","cross_cats":[],"headline":"","license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.DC","submitted_at":"2020-11-10T11:08:47Z","title":"Scheduling Bag-of-Tasks in Clouds using Spot and Burstable Virtual Machines"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2011.05042","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":"sha256:66b2f85229ad4836b3bb22f97043b6d94116ee4e28f8a6449a98c08018eab1c5","target":"record","created_at":"2026-07-05T01:50:43Z","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":"5267a10d02f04cc74616c7c5779ea223e4e0ae95ad4f107af8f18c9643d53201","cross_cats_sorted":[],"license":"http://creativecommons.org/publicdomain/zero/1.0/","primary_cat":"cs.DC","submitted_at":"2020-11-10T11:08:47Z","title_canon_sha256":"4b11e0577a131e3a2efdbe8ea03eecda97e2ae38b47012554b049bac15fcd4bf"},"schema_version":"1.0","source":{"id":"2011.05042","kind":"arxiv","version":1}},"canonical_sha256":"cf89d1f6951b241df4fe8d438964966650e2cab310638fdd17a47e21b7d3a771","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cf89d1f6951b241df4fe8d438964966650e2cab310638fdd17a47e21b7d3a771","first_computed_at":"2026-07-05T01:50:43.140884Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T01:50:43.140884Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7Yx0siQRzSpVm5mIAG8SMzVcoxTnbbAu9cgKc6QwlqfTs/PDY0Vuv/w2Q8ULMMpZ2C3EjiSNgWjJ4Ii637xWCw==","signature_status":"signed_v1","signed_at":"2026-07-05T01:50:43.141283Z","signed_message":"canonical_sha256_bytes"},"source_id":"2011.05042","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:66b2f85229ad4836b3bb22f97043b6d94116ee4e28f8a6449a98c08018eab1c5","sha256:46c975c5a1518787e15d47a9655a7b96da119b2f4aff349a9c0091ae425c7e1c"],"state_sha256":"c65f5c5d064068d259d913bd3aa0da21cf8765bb8682bb57cbdc58e712a8040f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"S65cvjcVWlTm8m9+Rbhp9SLsL8FaJE52fhUzYCLG+zQWmnL28NLWq/4GY850wJiCMfN/BPpBMqKDqxV2kJKYBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T13:09:59.748273Z","bundle_sha256":"78d13b37cca653421957b049ffe5a94d4f39eb6c83678a851b59142debde2a96"}}