{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ZIT3MVHJJKE6HAT7UM54CF7FZR","short_pith_number":"pith:ZIT3MVHJ","canonical_record":{"source":{"id":"1109.4373","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2011-09-20T17:30:49Z","cross_cats_sorted":["cs.DS"],"title_canon_sha256":"bce8fde396e3c48c302f49ef6ffa4a75f27d78a407583639bb3bc93755e061e2","abstract_canon_sha256":"6dffc039ea5848bf41f4fdc8b1099ed6ee98aa1fda77ef215ee62ccf8805913f"},"schema_version":"1.0"},"canonical_sha256":"ca27b654e94a89e3827fa33bc117e5cc778fe3ae293988ab696586dcb0b1bbe1","source":{"kind":"arxiv","id":"1109.4373","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.4373","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"arxiv_version","alias_value":"1109.4373v1","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.4373","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"pith_short_12","alias_value":"ZIT3MVHJJKE6","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"ZIT3MVHJJKE6HAT7","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"ZIT3MVHJ","created_at":"2026-05-18T12:26:47Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ZIT3MVHJJKE6HAT7UM54CF7FZR","target":"record","payload":{"canonical_record":{"source":{"id":"1109.4373","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2011-09-20T17:30:49Z","cross_cats_sorted":["cs.DS"],"title_canon_sha256":"bce8fde396e3c48c302f49ef6ffa4a75f27d78a407583639bb3bc93755e061e2","abstract_canon_sha256":"6dffc039ea5848bf41f4fdc8b1099ed6ee98aa1fda77ef215ee62ccf8805913f"},"schema_version":"1.0"},"canonical_sha256":"ca27b654e94a89e3827fa33bc117e5cc778fe3ae293988ab696586dcb0b1bbe1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:40:49.627443Z","signature_b64":"Qqj7gx21GLslcrWsJfw6ozPlbVSMTi5iDvCAHfEKPGwBGfKw6OXvTWSngeGI7Ysc6YO7lqXhToLOJ65SLFX6DA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"ca27b654e94a89e3827fa33bc117e5cc778fe3ae293988ab696586dcb0b1bbe1","last_reissued_at":"2026-05-18T03:40:49.626734Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:40:49.626734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1109.4373","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":"2026-05-18T03:40:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"uWWNmY6//AwWJcRaacvt2lnZaTi0G796pVXVBB4P/CjPTGCWqI1K76MPFrWyMyza2YHVI1mRKBDMxFy5GtesCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:14:51.062751Z"},"content_sha256":"bc2820d85dcca7a0bce1e5442d2b897dbc0b0846354b10bfcb59a5677548ab29","schema_version":"1.0","event_id":"sha256:bc2820d85dcca7a0bce1e5442d2b897dbc0b0846354b10bfcb59a5677548ab29"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ZIT3MVHJJKE6HAT7UM54CF7FZR","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Fault-Tolerant Aggregation: Flow-Updating Meets Mass-Distribution","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.DS"],"primary_cat":"cs.DC","authors_text":"Carlos Baquero, Martin Farach-Colton, Miguel A. Mosteiro, Paulo Jesus, Paulo S. Almeida","submitted_at":"2011-09-20T17:30:49Z","abstract_excerpt":"Flow-Updating (FU) is a fault-tolerant technique that has proved to be efficient in practice for the distributed computation of aggregate functions in communication networks where individual processors do not have access to global information. Previous distributed aggregation protocols, based on repeated sharing of input values (or mass) among processors, sometimes called Mass-Distribution (MD) protocols, are not resilient to communication failures (or message loss) because such failures yield a loss of mass. In this paper, we present a protocol which we call Mass-Distribution with Flow-Updati"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.4373","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":""},"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":"2026-05-18T03:40:49Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2kYy7cnY4A9H5rOPrtF2WlPGRiFoqEwUe4gEtotdb1hPKwvE8eY3Q+x7LeNVFBL8h1uVnFgw/0/hntbxIZGlCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T05:14:51.063119Z"},"content_sha256":"2897a4b449b31b959b95c225b7221beb645eebdb5f05918735d1894d4f259282","schema_version":"1.0","event_id":"sha256:2897a4b449b31b959b95c225b7221beb645eebdb5f05918735d1894d4f259282"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/bundle.json","state_url":"https://pith.science/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/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":"2026-05-26T05:14:51Z","links":{"resolver":"https://pith.science/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR","bundle":"https://pith.science/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/bundle.json","state":"https://pith.science/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZIT3MVHJJKE6HAT7UM54CF7FZR/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ZIT3MVHJJKE6HAT7UM54CF7FZR","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":"6dffc039ea5848bf41f4fdc8b1099ed6ee98aa1fda77ef215ee62ccf8805913f","cross_cats_sorted":["cs.DS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2011-09-20T17:30:49Z","title_canon_sha256":"bce8fde396e3c48c302f49ef6ffa4a75f27d78a407583639bb3bc93755e061e2"},"schema_version":"1.0","source":{"id":"1109.4373","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1109.4373","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"arxiv_version","alias_value":"1109.4373v1","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1109.4373","created_at":"2026-05-18T03:40:49Z"},{"alias_kind":"pith_short_12","alias_value":"ZIT3MVHJJKE6","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_16","alias_value":"ZIT3MVHJJKE6HAT7","created_at":"2026-05-18T12:26:47Z"},{"alias_kind":"pith_short_8","alias_value":"ZIT3MVHJ","created_at":"2026-05-18T12:26:47Z"}],"graph_snapshots":[{"event_id":"sha256:2897a4b449b31b959b95c225b7221beb645eebdb5f05918735d1894d4f259282","target":"graph","created_at":"2026-05-18T03:40:49Z","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":"Flow-Updating (FU) is a fault-tolerant technique that has proved to be efficient in practice for the distributed computation of aggregate functions in communication networks where individual processors do not have access to global information. Previous distributed aggregation protocols, based on repeated sharing of input values (or mass) among processors, sometimes called Mass-Distribution (MD) protocols, are not resilient to communication failures (or message loss) because such failures yield a loss of mass. In this paper, we present a protocol which we call Mass-Distribution with Flow-Updati","authors_text":"Carlos Baquero, Martin Farach-Colton, Miguel A. Mosteiro, Paulo Jesus, Paulo S. Almeida","cross_cats":["cs.DS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2011-09-20T17:30:49Z","title":"Fault-Tolerant Aggregation: Flow-Updating Meets Mass-Distribution"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1109.4373","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:bc2820d85dcca7a0bce1e5442d2b897dbc0b0846354b10bfcb59a5677548ab29","target":"record","created_at":"2026-05-18T03:40:49Z","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":"6dffc039ea5848bf41f4fdc8b1099ed6ee98aa1fda77ef215ee62ccf8805913f","cross_cats_sorted":["cs.DS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2011-09-20T17:30:49Z","title_canon_sha256":"bce8fde396e3c48c302f49ef6ffa4a75f27d78a407583639bb3bc93755e061e2"},"schema_version":"1.0","source":{"id":"1109.4373","kind":"arxiv","version":1}},"canonical_sha256":"ca27b654e94a89e3827fa33bc117e5cc778fe3ae293988ab696586dcb0b1bbe1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"ca27b654e94a89e3827fa33bc117e5cc778fe3ae293988ab696586dcb0b1bbe1","first_computed_at":"2026-05-18T03:40:49.626734Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:40:49.626734Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"Qqj7gx21GLslcrWsJfw6ozPlbVSMTi5iDvCAHfEKPGwBGfKw6OXvTWSngeGI7Ysc6YO7lqXhToLOJ65SLFX6DA==","signature_status":"signed_v1","signed_at":"2026-05-18T03:40:49.627443Z","signed_message":"canonical_sha256_bytes"},"source_id":"1109.4373","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:bc2820d85dcca7a0bce1e5442d2b897dbc0b0846354b10bfcb59a5677548ab29","sha256:2897a4b449b31b959b95c225b7221beb645eebdb5f05918735d1894d4f259282"],"state_sha256":"7d30eec1d3ace8d3f2bccf29c08f02a1408c8bb85d2558eae73a26abba8b644a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CjnthPDWpNXZAykD4ngIAJnEABF2BJBmOucgb/8tTRRZOLY3MP6jAR9QuahFIX8KcIUjXWCdE8SRop42xeYlAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T05:14:51.066687Z","bundle_sha256":"fd5309da41fe86cdb75ac7a9fc5d0f9a6e1ec9a7bddb9723f1ae6c60a15d87aa"}}