{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:4VBV76GTDNRSRXSYRHGS6XDWHO","short_pith_number":"pith:4VBV76GT","canonical_record":{"source":{"id":"2105.03725","kind":"arxiv","version":6},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-05-08T16:02:53Z","cross_cats_sorted":["cs.DC","cs.PF"],"title_canon_sha256":"1bebe8ee2b7d4c148821fd850ac31a2d882081e30f4ecfaea9f8bd7dd98cedfd","abstract_canon_sha256":"e3bd0bced992ba6ba71da56f2f9690df91522a0e14d7819e7876d708d1a2ce9e"},"schema_version":"1.0"},"canonical_sha256":"e5435ff8d31b6328de5889cd2f5c763ba34c64b05379ef9337b5d18f4499e87a","source":{"kind":"arxiv","id":"2105.03725","version":6},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.03725","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"arxiv_version","alias_value":"2105.03725v6","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.03725","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_12","alias_value":"4VBV76GTDNRS","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_16","alias_value":"4VBV76GTDNRSRXSY","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_8","alias_value":"4VBV76GT","created_at":"2026-07-05T05:58:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:4VBV76GTDNRSRXSYRHGS6XDWHO","target":"record","payload":{"canonical_record":{"source":{"id":"2105.03725","kind":"arxiv","version":6},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-05-08T16:02:53Z","cross_cats_sorted":["cs.DC","cs.PF"],"title_canon_sha256":"1bebe8ee2b7d4c148821fd850ac31a2d882081e30f4ecfaea9f8bd7dd98cedfd","abstract_canon_sha256":"e3bd0bced992ba6ba71da56f2f9690df91522a0e14d7819e7876d708d1a2ce9e"},"schema_version":"1.0"},"canonical_sha256":"e5435ff8d31b6328de5889cd2f5c763ba34c64b05379ef9337b5d18f4499e87a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T05:58:37.150090Z","signature_b64":"8SwEAbm+1P3bkXIgjV5AXIz3ECVYIMz9Ol6AVFGEqTL1Lq4pCk9bQhF8QKOlFli8uqIsUCSVL2fqa1Xg6v3iDw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e5435ff8d31b6328de5889cd2f5c763ba34c64b05379ef9337b5d18f4499e87a","last_reissued_at":"2026-07-05T05:58:37.149590Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T05:58:37.149590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2105.03725","source_version":6,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T05:58:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"sb2c83hO7PyM3gmueajOmFxGK6yENiVre1Vti8h2h+Bvf/eNQTema2KZdbeMof4IdrEVbHuY/VbYJbiJdcmFCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T03:19:36.591065Z"},"content_sha256":"f5f81a10dc4d37211392cfc17558441d7e779b54c8c7ab15de872db4edc298f8","schema_version":"1.0","event_id":"sha256:f5f81a10dc4d37211392cfc17558441d7e779b54c8c7ab15de872db4edc298f8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:4VBV76GTDNRSRXSYRHGS6XDWHO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"DAMOV: A New Methodology and Benchmark Suite for Evaluating Data Movement Bottlenecks","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.DC","cs.PF"],"primary_cat":"cs.AR","authors_text":"Geraldo F. Oliveira, Ivan Fernandez, Juan G\\'omez-Luna, Lois Orosa, Mohammad Sadrosadati, Nandita Vijaykumar, Onur Mutlu, Saugata Ghose","submitted_at":"2021-05-08T16:02:53Z","abstract_excerpt":"Data movement between the CPU and main memory is a first-order obstacle against improving performance, scalability, and energy efficiency in modern systems. Computer systems employ a range of techniques to reduce overheads tied to data movement, spanning from traditional mechanisms (e.g., deep multi-level cache hierarchies, aggressive hardware prefetchers) to emerging techniques such as Near-Data Processing (NDP), where some computation is moved close to memory. Our goal is to methodically identify potential sources of data movement over a broad set of applications and to comprehensively compa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.03725","kind":"arxiv","version":6},"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/2105.03725/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":"2026-07-05T05:58:37Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"d3/X00zzyJVDA9SSyQaY0DQ/LpYoLWDxAOVx5ixiKpvOg1x7wRIq0A85OvTtyzZskCBwm6hPCnZ/nm+2ZfZIBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-07T03:19:36.591588Z"},"content_sha256":"5bb957a47cf61423e8ebc91441ad2d6bef51a559a4954fd41412192358a2af06","schema_version":"1.0","event_id":"sha256:5bb957a47cf61423e8ebc91441ad2d6bef51a559a4954fd41412192358a2af06"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/bundle.json","state_url":"https://pith.science/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/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":"2026-07-07T03:19:36Z","links":{"resolver":"https://pith.science/pith/4VBV76GTDNRSRXSYRHGS6XDWHO","bundle":"https://pith.science/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/bundle.json","state":"https://pith.science/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4VBV76GTDNRSRXSYRHGS6XDWHO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:4VBV76GTDNRSRXSYRHGS6XDWHO","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":"e3bd0bced992ba6ba71da56f2f9690df91522a0e14d7819e7876d708d1a2ce9e","cross_cats_sorted":["cs.DC","cs.PF"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-05-08T16:02:53Z","title_canon_sha256":"1bebe8ee2b7d4c148821fd850ac31a2d882081e30f4ecfaea9f8bd7dd98cedfd"},"schema_version":"1.0","source":{"id":"2105.03725","kind":"arxiv","version":6}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2105.03725","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"arxiv_version","alias_value":"2105.03725v6","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2105.03725","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_12","alias_value":"4VBV76GTDNRS","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_16","alias_value":"4VBV76GTDNRSRXSY","created_at":"2026-07-05T05:58:37Z"},{"alias_kind":"pith_short_8","alias_value":"4VBV76GT","created_at":"2026-07-05T05:58:37Z"}],"graph_snapshots":[{"event_id":"sha256:5bb957a47cf61423e8ebc91441ad2d6bef51a559a4954fd41412192358a2af06","target":"graph","created_at":"2026-07-05T05:58:37Z","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/2105.03725/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Data movement between the CPU and main memory is a first-order obstacle against improving performance, scalability, and energy efficiency in modern systems. Computer systems employ a range of techniques to reduce overheads tied to data movement, spanning from traditional mechanisms (e.g., deep multi-level cache hierarchies, aggressive hardware prefetchers) to emerging techniques such as Near-Data Processing (NDP), where some computation is moved close to memory. Our goal is to methodically identify potential sources of data movement over a broad set of applications and to comprehensively compa","authors_text":"Geraldo F. Oliveira, Ivan Fernandez, Juan G\\'omez-Luna, Lois Orosa, Mohammad Sadrosadati, Nandita Vijaykumar, Onur Mutlu, Saugata Ghose","cross_cats":["cs.DC","cs.PF"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-05-08T16:02:53Z","title":"DAMOV: A New Methodology and Benchmark Suite for Evaluating Data Movement Bottlenecks"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2105.03725","kind":"arxiv","version":6},"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:f5f81a10dc4d37211392cfc17558441d7e779b54c8c7ab15de872db4edc298f8","target":"record","created_at":"2026-07-05T05:58:37Z","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":"e3bd0bced992ba6ba71da56f2f9690df91522a0e14d7819e7876d708d1a2ce9e","cross_cats_sorted":["cs.DC","cs.PF"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-05-08T16:02:53Z","title_canon_sha256":"1bebe8ee2b7d4c148821fd850ac31a2d882081e30f4ecfaea9f8bd7dd98cedfd"},"schema_version":"1.0","source":{"id":"2105.03725","kind":"arxiv","version":6}},"canonical_sha256":"e5435ff8d31b6328de5889cd2f5c763ba34c64b05379ef9337b5d18f4499e87a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e5435ff8d31b6328de5889cd2f5c763ba34c64b05379ef9337b5d18f4499e87a","first_computed_at":"2026-07-05T05:58:37.149590Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T05:58:37.149590Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8SwEAbm+1P3bkXIgjV5AXIz3ECVYIMz9Ol6AVFGEqTL1Lq4pCk9bQhF8QKOlFli8uqIsUCSVL2fqa1Xg6v3iDw==","signature_status":"signed_v1","signed_at":"2026-07-05T05:58:37.150090Z","signed_message":"canonical_sha256_bytes"},"source_id":"2105.03725","source_kind":"arxiv","source_version":6}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:f5f81a10dc4d37211392cfc17558441d7e779b54c8c7ab15de872db4edc298f8","sha256:5bb957a47cf61423e8ebc91441ad2d6bef51a559a4954fd41412192358a2af06"],"state_sha256":"8b0c2728e4ba0ff432f389a8ea45ccf5c37b0ad1136c63a7d85593d12a934dbf"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0BMHKe8twFA/1aUHRFwj7bN2F40hKpeUryP+Or2LKAQauUI0PyYYP6hPQWEHajYpP4knzOeWaMIxKYQtkVw1AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-07T03:19:36.594606Z","bundle_sha256":"b74c770fcc17c032e8d42153d1d852b92d7775955482fa070e56702801453860"}}