{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:CGU2ECABLF4LZONFVSU7TY4O6P","short_pith_number":"pith:CGU2ECAB","canonical_record":{"source":{"id":"2206.01359","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2022-06-03T01:37:07Z","cross_cats_sorted":[],"title_canon_sha256":"ec90ffdf19ddfb4000b07431bfc0d0423b391f021736ce2182aa209d3b68bf12","abstract_canon_sha256":"5e9b3224d5536e38913d1556b44d91665bfa39ee3effebee65d98b98c66b3105"},"schema_version":"1.0"},"canonical_sha256":"11a9a208015978bcb9a5aca9f9e38ef3e084abb3ab6dea1b4124d716ff7b2104","source":{"kind":"arxiv","id":"2206.01359","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.01359","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"2206.01359v2","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.01359","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"CGU2ECABLF4L","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_16","alias_value":"CGU2ECABLF4LZONF","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_8","alias_value":"CGU2ECAB","created_at":"2026-07-05T10:36:20Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:CGU2ECABLF4LZONFVSU7TY4O6P","target":"record","payload":{"canonical_record":{"source":{"id":"2206.01359","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2022-06-03T01:37:07Z","cross_cats_sorted":[],"title_canon_sha256":"ec90ffdf19ddfb4000b07431bfc0d0423b391f021736ce2182aa209d3b68bf12","abstract_canon_sha256":"5e9b3224d5536e38913d1556b44d91665bfa39ee3effebee65d98b98c66b3105"},"schema_version":"1.0"},"canonical_sha256":"11a9a208015978bcb9a5aca9f9e38ef3e084abb3ab6dea1b4124d716ff7b2104","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:36:20.167648Z","signature_b64":"z0Ow5PlsmVxfsYbdKrjI6UjCyT5p3CdR1hJ9YiQ4HZDvfmT2IiV2hJ2b5w/xShtX287JVv1yaTg8rMqgu97qDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"11a9a208015978bcb9a5aca9f9e38ef3e084abb3ab6dea1b4124d716ff7b2104","last_reissued_at":"2026-07-05T10:36:20.166890Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:36:20.166890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2206.01359","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":"2026-07-05T10:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"TlA5eAjt5JbM6sAnlJs03WHxgOt8lI9EXMKobf8nQFviLsdPKvdOrCy+GBO/jKDQY7wZlZzpPphR3ZuaBtgKDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-12T07:40:37.470416Z"},"content_sha256":"5194f643457e4aa1b12ce530b165785584eb9525d6ac677ffffd898faf492123","schema_version":"1.0","event_id":"sha256:5194f643457e4aa1b12ce530b165785584eb9525d6ac677ffffd898faf492123"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:CGU2ECABLF4LZONFVSU7TY4O6P","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Thread and Data Mapping in Software Transactional Memory: An Overview","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.DC","authors_text":"Andr\\'e Rauber Du Bois, Douglas Pereira Pasqualin, Matthias Diener, Maur\\'icio Lima Pilla","submitted_at":"2022-06-03T01:37:07Z","abstract_excerpt":"In current microarchitectures, due to the complex memory hierarchies and different latencies on memory accesses, thread and data mapping are important issues to improve application performance. Software transactional memory (STM) is an abstraction used for thread synchronization, replacing the use of locks in parallel programming. Regarding thread and data mapping, STM presents new challenges and mapping opportunities, since (1) STM can use different conflict detection and resolution strategies, making the behavior of the application less predictable and; (2) the STM runtime has precise inform"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.01359","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2206.01359/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":"2026-07-05T10:36:20Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4/J2a5su9kh8PGcF+L6/9BF9NdHpWSPVBuSeFZn+RYkdhKApebTsOlPO+8m/fx6IWsMWeNzzYhsjQXjvtZikAw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-12T07:40:37.470789Z"},"content_sha256":"8bbcc757f0acce9853424112413570ff1e13f3b186d02a6c61d6e4ee4abec0df","schema_version":"1.0","event_id":"sha256:8bbcc757f0acce9853424112413570ff1e13f3b186d02a6c61d6e4ee4abec0df"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CGU2ECABLF4LZONFVSU7TY4O6P/bundle.json","state_url":"https://pith.science/pith/CGU2ECABLF4LZONFVSU7TY4O6P/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CGU2ECABLF4LZONFVSU7TY4O6P/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":"2026-07-12T07:40:37Z","links":{"resolver":"https://pith.science/pith/CGU2ECABLF4LZONFVSU7TY4O6P","bundle":"https://pith.science/pith/CGU2ECABLF4LZONFVSU7TY4O6P/bundle.json","state":"https://pith.science/pith/CGU2ECABLF4LZONFVSU7TY4O6P/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CGU2ECABLF4LZONFVSU7TY4O6P/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:CGU2ECABLF4LZONFVSU7TY4O6P","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":"5e9b3224d5536e38913d1556b44d91665bfa39ee3effebee65d98b98c66b3105","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2022-06-03T01:37:07Z","title_canon_sha256":"ec90ffdf19ddfb4000b07431bfc0d0423b391f021736ce2182aa209d3b68bf12"},"schema_version":"1.0","source":{"id":"2206.01359","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2206.01359","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"arxiv_version","alias_value":"2206.01359v2","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2206.01359","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_12","alias_value":"CGU2ECABLF4L","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_16","alias_value":"CGU2ECABLF4LZONF","created_at":"2026-07-05T10:36:20Z"},{"alias_kind":"pith_short_8","alias_value":"CGU2ECAB","created_at":"2026-07-05T10:36:20Z"}],"graph_snapshots":[{"event_id":"sha256:8bbcc757f0acce9853424112413570ff1e13f3b186d02a6c61d6e4ee4abec0df","target":"graph","created_at":"2026-07-05T10:36:20Z","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/2206.01359/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"In current microarchitectures, due to the complex memory hierarchies and different latencies on memory accesses, thread and data mapping are important issues to improve application performance. Software transactional memory (STM) is an abstraction used for thread synchronization, replacing the use of locks in parallel programming. Regarding thread and data mapping, STM presents new challenges and mapping opportunities, since (1) STM can use different conflict detection and resolution strategies, making the behavior of the application less predictable and; (2) the STM runtime has precise inform","authors_text":"Andr\\'e Rauber Du Bois, Douglas Pereira Pasqualin, Matthias Diener, Maur\\'icio Lima Pilla","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2022-06-03T01:37:07Z","title":"Thread and Data Mapping in Software Transactional Memory: An Overview"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2206.01359","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":"sha256:5194f643457e4aa1b12ce530b165785584eb9525d6ac677ffffd898faf492123","target":"record","created_at":"2026-07-05T10:36:20Z","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":"5e9b3224d5536e38913d1556b44d91665bfa39ee3effebee65d98b98c66b3105","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.DC","submitted_at":"2022-06-03T01:37:07Z","title_canon_sha256":"ec90ffdf19ddfb4000b07431bfc0d0423b391f021736ce2182aa209d3b68bf12"},"schema_version":"1.0","source":{"id":"2206.01359","kind":"arxiv","version":2}},"canonical_sha256":"11a9a208015978bcb9a5aca9f9e38ef3e084abb3ab6dea1b4124d716ff7b2104","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"11a9a208015978bcb9a5aca9f9e38ef3e084abb3ab6dea1b4124d716ff7b2104","first_computed_at":"2026-07-05T10:36:20.166890Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:36:20.166890Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"z0Ow5PlsmVxfsYbdKrjI6UjCyT5p3CdR1hJ9YiQ4HZDvfmT2IiV2hJ2b5w/xShtX287JVv1yaTg8rMqgu97qDg==","signature_status":"signed_v1","signed_at":"2026-07-05T10:36:20.167648Z","signed_message":"canonical_sha256_bytes"},"source_id":"2206.01359","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5194f643457e4aa1b12ce530b165785584eb9525d6ac677ffffd898faf492123","sha256:8bbcc757f0acce9853424112413570ff1e13f3b186d02a6c61d6e4ee4abec0df"],"state_sha256":"4b082e3008c61aa3145927c8f69a7f728c2bf9273a15f545ee31581310e2acd3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qcgguCwungTkcdRTtR0WXSvr2OZn7HVmqaLSyn2OIeO/fHgftu044Y7epmil+8M1YrqxMhSqFuxjWFuIgOz+Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-12T07:40:37.473090Z","bundle_sha256":"7b5f338be2083df42e64d7164d0ca59692c16ae3d31b0899d2a2e12871d44116"}}