{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2012:NYRC5NTPFBUO6DK3LBX7VBP5RA","short_pith_number":"pith:NYRC5NTP","canonical_record":{"source":{"id":"1208.0287","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2012-08-01T17:20:18Z","cross_cats_sorted":[],"title_canon_sha256":"a7ab272dac08c174fe6a5272c78b16595d489a5c216a2dae6e079c11d38c70ce","abstract_canon_sha256":"7adef17e119dd1f46675c979f9c830d7f195c8b5bee32c1fbc402ba0407945f0"},"schema_version":"1.0"},"canonical_sha256":"6e222eb66f2868ef0d5b586ffa85fd88120512e3fdb6d3ad0353b3ea61c26a12","source":{"kind":"arxiv","id":"1208.0287","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.0287","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"arxiv_version","alias_value":"1208.0287v1","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.0287","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"pith_short_12","alias_value":"NYRC5NTPFBUO","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NYRC5NTPFBUO6DK3","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NYRC5NTP","created_at":"2026-05-18T12:27:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2012:NYRC5NTPFBUO6DK3LBX7VBP5RA","target":"record","payload":{"canonical_record":{"source":{"id":"1208.0287","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2012-08-01T17:20:18Z","cross_cats_sorted":[],"title_canon_sha256":"a7ab272dac08c174fe6a5272c78b16595d489a5c216a2dae6e079c11d38c70ce","abstract_canon_sha256":"7adef17e119dd1f46675c979f9c830d7f195c8b5bee32c1fbc402ba0407945f0"},"schema_version":"1.0"},"canonical_sha256":"6e222eb66f2868ef0d5b586ffa85fd88120512e3fdb6d3ad0353b3ea61c26a12","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T03:49:35.476963Z","signature_b64":"j/CKzbkRMIGpn4OBlQ2/yyW8SYQT25aNuNs2pRxhgznZzUPLQVbkC24LtE/HDPBtP69rtbd6z92WzWh7L9QdDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"6e222eb66f2868ef0d5b586ffa85fd88120512e3fdb6d3ad0353b3ea61c26a12","last_reissued_at":"2026-05-18T03:49:35.476246Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T03:49:35.476246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1208.0287","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":"2026-05-18T03:49:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"SocxbdKxsU5OLEGVk7uEKbQYzphfdPyCxBMeBjnaiNnjhsRtq0X64Mfz0NHkkWlevHe1MitanH9vHMlQ1lLeAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:23:18.873838Z"},"content_sha256":"9f1636549189a46d70153014405a2382b4e41addade92e22839397fbac1d8b14","schema_version":"1.0","event_id":"sha256:9f1636549189a46d70153014405a2382b4e41addade92e22839397fbac1d8b14"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2012:NYRC5NTPFBUO6DK3LBX7VBP5RA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Only Aggressive Elephants are Fast Elephants","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DB","authors_text":"Alekh Jindal, Jens Dittrich, Jorge-Arnulfo Quian\\'e-Ruiz, J\\\"org Schad, Stefan Richter, Stefan Schuh","submitted_at":"2012-08-01T17:20:18Z","abstract_excerpt":"Yellow elephants are slow. A major reason is that they consume their inputs entirely before responding to an elephant rider's orders. Some clever riders have trained their yellow elephants to only consume parts of the inputs before responding. However, the teaching time to make an elephant do that is high. So high that the teaching lessons often do not pay off. We take a different approach. We make elephants aggressive; only this will make them very fast. We propose HAIL (Hadoop Aggressive Indexing Library), an enhancement of HDFS and Hadoop MapReduce that dramatically improves runtimes of sev"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.0287","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":"2026-05-18T03:49:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/+aJZiVwnm8gTfGSWD65L/s0+NTHEUI44wMCu20cjUzdeRm1rJTf0TOp9vs34iA9veVD9KZhxUfLOuh9uq2mCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T22:23:18.874505Z"},"content_sha256":"d0083aa8131b82101305b57ed58aacc386ed7c671e84163f85e541f72ff8f497","schema_version":"1.0","event_id":"sha256:d0083aa8131b82101305b57ed58aacc386ed7c671e84163f85e541f72ff8f497"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/bundle.json","state_url":"https://pith.science/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/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":"2026-06-01T22:23:18Z","links":{"resolver":"https://pith.science/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA","bundle":"https://pith.science/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/bundle.json","state":"https://pith.science/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/NYRC5NTPFBUO6DK3LBX7VBP5RA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2012:NYRC5NTPFBUO6DK3LBX7VBP5RA","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":"7adef17e119dd1f46675c979f9c830d7f195c8b5bee32c1fbc402ba0407945f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2012-08-01T17:20:18Z","title_canon_sha256":"a7ab272dac08c174fe6a5272c78b16595d489a5c216a2dae6e079c11d38c70ce"},"schema_version":"1.0","source":{"id":"1208.0287","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1208.0287","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"arxiv_version","alias_value":"1208.0287v1","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1208.0287","created_at":"2026-05-18T03:49:35Z"},{"alias_kind":"pith_short_12","alias_value":"NYRC5NTPFBUO","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_16","alias_value":"NYRC5NTPFBUO6DK3","created_at":"2026-05-18T12:27:16Z"},{"alias_kind":"pith_short_8","alias_value":"NYRC5NTP","created_at":"2026-05-18T12:27:16Z"}],"graph_snapshots":[{"event_id":"sha256:d0083aa8131b82101305b57ed58aacc386ed7c671e84163f85e541f72ff8f497","target":"graph","created_at":"2026-05-18T03:49:35Z","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":"Yellow elephants are slow. A major reason is that they consume their inputs entirely before responding to an elephant rider's orders. Some clever riders have trained their yellow elephants to only consume parts of the inputs before responding. However, the teaching time to make an elephant do that is high. So high that the teaching lessons often do not pay off. We take a different approach. We make elephants aggressive; only this will make them very fast. We propose HAIL (Hadoop Aggressive Indexing Library), an enhancement of HDFS and Hadoop MapReduce that dramatically improves runtimes of sev","authors_text":"Alekh Jindal, Jens Dittrich, Jorge-Arnulfo Quian\\'e-Ruiz, J\\\"org Schad, Stefan Richter, Stefan Schuh","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2012-08-01T17:20:18Z","title":"Only Aggressive Elephants are Fast Elephants"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1208.0287","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":"sha256:9f1636549189a46d70153014405a2382b4e41addade92e22839397fbac1d8b14","target":"record","created_at":"2026-05-18T03:49:35Z","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":"7adef17e119dd1f46675c979f9c830d7f195c8b5bee32c1fbc402ba0407945f0","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DB","submitted_at":"2012-08-01T17:20:18Z","title_canon_sha256":"a7ab272dac08c174fe6a5272c78b16595d489a5c216a2dae6e079c11d38c70ce"},"schema_version":"1.0","source":{"id":"1208.0287","kind":"arxiv","version":1}},"canonical_sha256":"6e222eb66f2868ef0d5b586ffa85fd88120512e3fdb6d3ad0353b3ea61c26a12","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"6e222eb66f2868ef0d5b586ffa85fd88120512e3fdb6d3ad0353b3ea61c26a12","first_computed_at":"2026-05-18T03:49:35.476246Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T03:49:35.476246Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"j/CKzbkRMIGpn4OBlQ2/yyW8SYQT25aNuNs2pRxhgznZzUPLQVbkC24LtE/HDPBtP69rtbd6z92WzWh7L9QdDg==","signature_status":"signed_v1","signed_at":"2026-05-18T03:49:35.476963Z","signed_message":"canonical_sha256_bytes"},"source_id":"1208.0287","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9f1636549189a46d70153014405a2382b4e41addade92e22839397fbac1d8b14","sha256:d0083aa8131b82101305b57ed58aacc386ed7c671e84163f85e541f72ff8f497"],"state_sha256":"b3fca3c777b985940a8b9a144165834d941658c527f0a52be386852ddbeffc98"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zQjjV16lml37weDx4uRVtBWVxcJP7X9WY+4TQu9P+Aj2RsC3at3aXtd1XS8Sg9FvKF/v4e4YTcCKYDV+8lZwDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T22:23:18.876898Z","bundle_sha256":"2f07e4abf84077c4956006179c1d5cd4630ad5de99c838e387f08b79c5844d60"}}