{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2023:C2ECVSKN4UTT6GXGREWBRP4F4X","short_pith_number":"pith:C2ECVSKN","canonical_record":{"source":{"id":"2302.09468","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2023-02-19T03:49:02Z","cross_cats_sorted":["cs.OS"],"title_canon_sha256":"2086cb5afc321189b20d24cb035ff7800592be64dbe9d3014d6de2b02286e2c0","abstract_canon_sha256":"0cd363e45ed25ca07e2cbf8a233be555342bc04d8a35a3fbb40e4b078a9aa69a"},"schema_version":"1.0"},"canonical_sha256":"16882ac94de5273f1ae6892c18bf85e5c4d58dc8db791f03788aea33b84395b0","source":{"kind":"arxiv","id":"2302.09468","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.09468","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"arxiv_version","alias_value":"2302.09468v2","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.09468","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_12","alias_value":"C2ECVSKN4UTT","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_16","alias_value":"C2ECVSKN4UTT6GXG","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_8","alias_value":"C2ECVSKN","created_at":"2026-07-05T06:06:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2023:C2ECVSKN4UTT6GXGREWBRP4F4X","target":"record","payload":{"canonical_record":{"source":{"id":"2302.09468","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2023-02-19T03:49:02Z","cross_cats_sorted":["cs.OS"],"title_canon_sha256":"2086cb5afc321189b20d24cb035ff7800592be64dbe9d3014d6de2b02286e2c0","abstract_canon_sha256":"0cd363e45ed25ca07e2cbf8a233be555342bc04d8a35a3fbb40e4b078a9aa69a"},"schema_version":"1.0"},"canonical_sha256":"16882ac94de5273f1ae6892c18bf85e5c4d58dc8db791f03788aea33b84395b0","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T06:06:13.527918Z","signature_b64":"yOGxgKdHBFYusnSonR2sadLqRwnvlPkFKCFLvYkqZXRdfN2zanE+4JBKgQVts545b5CpE+TNWobD2qcq1gRgCg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"16882ac94de5273f1ae6892c18bf85e5c4d58dc8db791f03788aea33b84395b0","last_reissued_at":"2026-07-05T06:06:13.527482Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T06:06:13.527482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2302.09468","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":"2026-07-05T06:06:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"I8zLzlSEfMuudxbAbwJ6s8ivLa2Kde4w+qmqH4gyhipZc2RewKhWa2AWi6A6NTXlhY/7URe6FqkDrPs7bf4LAQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T14:11:40.915487Z"},"content_sha256":"283dc9e98a0a8ba4ec33454314dedcf039261f412ccde0ebc8e5c4ee13940e27","schema_version":"1.0","event_id":"sha256:283dc9e98a0a8ba4ec33454314dedcf039261f412ccde0ebc8e5c4ee13940e27"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2023:C2ECVSKN4UTT6GXGREWBRP4F4X","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Rethinking Memory Profiling and Migration for Multi-Tiered Large Memory Systems","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.OS"],"primary_cat":"cs.PF","authors_text":"Daewoo Kim, Dong Li, Dong Xu, Ivy Peng, Jie Ren, Junhee Ryu, Kwangsik Shin","submitted_at":"2023-02-19T03:49:02Z","abstract_excerpt":"Multi-tiered large memory systems call for rethinking of memory profiling and migration because of the unique problems unseen in the traditional memory systems with smaller capacity and fewer tiers. We develop MTM, an application-transparent page management system based on three principles: (1) connecting the control of profiling overhead with the profiling mechanism for high-quality profiling; (2) building a universal page migration policy on the complex multi-tiered memory for high performance; and (3) introducing huge page awareness. We evaluate MTM using common big-data applications with r"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.09468","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/2302.09468/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":"2026-07-05T06:06:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7Oo9OwTvSFzyVN1R+/SD1o+4DNCsr0o4/ywp80n08qrQJuwh/RUTWQOoKZzksGTAqE1eYxxX0drti3k6IlYABw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-31T14:11:40.915802Z"},"content_sha256":"7ccf8f7bdbeea2c5c01ca1cf22ee066f195aa3e3a9e18473986962ef43fa1636","schema_version":"1.0","event_id":"sha256:7ccf8f7bdbeea2c5c01ca1cf22ee066f195aa3e3a9e18473986962ef43fa1636"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/bundle.json","state_url":"https://pith.science/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/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":"2026-07-31T14:11:40Z","links":{"resolver":"https://pith.science/pith/C2ECVSKN4UTT6GXGREWBRP4F4X","bundle":"https://pith.science/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/bundle.json","state":"https://pith.science/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/state.json","well_known_bundle":"https://pith.science/.well-known/pith/C2ECVSKN4UTT6GXGREWBRP4F4X/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2023:C2ECVSKN4UTT6GXGREWBRP4F4X","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":"0cd363e45ed25ca07e2cbf8a233be555342bc04d8a35a3fbb40e4b078a9aa69a","cross_cats_sorted":["cs.OS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2023-02-19T03:49:02Z","title_canon_sha256":"2086cb5afc321189b20d24cb035ff7800592be64dbe9d3014d6de2b02286e2c0"},"schema_version":"1.0","source":{"id":"2302.09468","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2302.09468","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"arxiv_version","alias_value":"2302.09468v2","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2302.09468","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_12","alias_value":"C2ECVSKN4UTT","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_16","alias_value":"C2ECVSKN4UTT6GXG","created_at":"2026-07-05T06:06:13Z"},{"alias_kind":"pith_short_8","alias_value":"C2ECVSKN","created_at":"2026-07-05T06:06:13Z"}],"graph_snapshots":[{"event_id":"sha256:7ccf8f7bdbeea2c5c01ca1cf22ee066f195aa3e3a9e18473986962ef43fa1636","target":"graph","created_at":"2026-07-05T06:06:13Z","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/2302.09468/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Multi-tiered large memory systems call for rethinking of memory profiling and migration because of the unique problems unseen in the traditional memory systems with smaller capacity and fewer tiers. We develop MTM, an application-transparent page management system based on three principles: (1) connecting the control of profiling overhead with the profiling mechanism for high-quality profiling; (2) building a universal page migration policy on the complex multi-tiered memory for high performance; and (3) introducing huge page awareness. We evaluate MTM using common big-data applications with r","authors_text":"Daewoo Kim, Dong Li, Dong Xu, Ivy Peng, Jie Ren, Junhee Ryu, Kwangsik Shin","cross_cats":["cs.OS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2023-02-19T03:49:02Z","title":"Rethinking Memory Profiling and Migration for Multi-Tiered Large Memory Systems"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2302.09468","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":"sha256:283dc9e98a0a8ba4ec33454314dedcf039261f412ccde0ebc8e5c4ee13940e27","target":"record","created_at":"2026-07-05T06:06:13Z","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":"0cd363e45ed25ca07e2cbf8a233be555342bc04d8a35a3fbb40e4b078a9aa69a","cross_cats_sorted":["cs.OS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.PF","submitted_at":"2023-02-19T03:49:02Z","title_canon_sha256":"2086cb5afc321189b20d24cb035ff7800592be64dbe9d3014d6de2b02286e2c0"},"schema_version":"1.0","source":{"id":"2302.09468","kind":"arxiv","version":2}},"canonical_sha256":"16882ac94de5273f1ae6892c18bf85e5c4d58dc8db791f03788aea33b84395b0","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"16882ac94de5273f1ae6892c18bf85e5c4d58dc8db791f03788aea33b84395b0","first_computed_at":"2026-07-05T06:06:13.527482Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T06:06:13.527482Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"yOGxgKdHBFYusnSonR2sadLqRwnvlPkFKCFLvYkqZXRdfN2zanE+4JBKgQVts545b5CpE+TNWobD2qcq1gRgCg==","signature_status":"signed_v1","signed_at":"2026-07-05T06:06:13.527918Z","signed_message":"canonical_sha256_bytes"},"source_id":"2302.09468","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:283dc9e98a0a8ba4ec33454314dedcf039261f412ccde0ebc8e5c4ee13940e27","sha256:7ccf8f7bdbeea2c5c01ca1cf22ee066f195aa3e3a9e18473986962ef43fa1636"],"state_sha256":"2ce77b85e1fc43aad909f8f2cbb838efa69422335810d556dee96fc1ea832158"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Dak6opsvnuEudhYO8pk9zJFoCFg5KeVOxXSBmlctrKj78XjB1jvk6510ylcgjTb1YCL+2D/nfAyMJNd1UNgoAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-31T14:11:40.918253Z","bundle_sha256":"bfc87005d2e5f13c2914b383d184658875264ebd1f9c3c471e3634df7dabf999"}}