{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2021:CAXLTOPXKSK6APRPYOYNWJI6N3","short_pith_number":"pith:CAXLTOPX","canonical_record":{"source":{"id":"2101.02419","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-01-07T07:50:01Z","cross_cats_sorted":[],"title_canon_sha256":"0ec37394773ab89676f595e268e2ca82cb9fd7609f5cc88702ba667dc2011f31","abstract_canon_sha256":"5d311d382e860f56e5ba29eebd86f9105458eed707354ef91589155120c3f9f9"},"schema_version":"1.0"},"canonical_sha256":"102eb9b9f75495e03e2fc3b0db251e6ef9f36ab084a36452eaa94494fb49aa97","source":{"kind":"arxiv","id":"2101.02419","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.02419","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"arxiv_version","alias_value":"2101.02419v1","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.02419","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_12","alias_value":"CAXLTOPXKSK6","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_16","alias_value":"CAXLTOPXKSK6APRP","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_8","alias_value":"CAXLTOPX","created_at":"2026-07-05T02:05:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2021:CAXLTOPXKSK6APRPYOYNWJI6N3","target":"record","payload":{"canonical_record":{"source":{"id":"2101.02419","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-01-07T07:50:01Z","cross_cats_sorted":[],"title_canon_sha256":"0ec37394773ab89676f595e268e2ca82cb9fd7609f5cc88702ba667dc2011f31","abstract_canon_sha256":"5d311d382e860f56e5ba29eebd86f9105458eed707354ef91589155120c3f9f9"},"schema_version":"1.0"},"canonical_sha256":"102eb9b9f75495e03e2fc3b0db251e6ef9f36ab084a36452eaa94494fb49aa97","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T02:05:13.489420Z","signature_b64":"8N+QN++2xNTZwTTJpeuP2lo/hbxS95f5ptD6aC1ayAX2iQop14FxTf6Jm+njziLvBhcoqlWxfcCxyE1eza/4Dg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"102eb9b9f75495e03e2fc3b0db251e6ef9f36ab084a36452eaa94494fb49aa97","last_reissued_at":"2026-07-05T02:05:13.489075Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T02:05:13.489075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2101.02419","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":"2026-07-05T02:05:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UI2Drsz6wRsJiWi8kXmFFqAf3pXISKVuVaDwgnU2ayU7rpycFqMiB3ztTf/+QK05wJ8nG8DG+DaelnpQ+j7nCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T17:31:24.756512Z"},"content_sha256":"43c2bb4843b2a2054574c5d868498999faaa73988ac0cf52f8bf483e99176dd3","schema_version":"1.0","event_id":"sha256:43c2bb4843b2a2054574c5d868498999faaa73988ac0cf52f8bf483e99176dd3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2021:CAXLTOPXKSK6APRPYOYNWJI6N3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A Low Power In-Memory Multiplication andAccumulation Array with Modified Radix-4 Inputand Canonical Signed Digit Weights","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"cs.AR","authors_text":"Haibin Shen, Kejie Huang, Rui Xiao, Yewei Zhang","submitted_at":"2021-01-07T07:50:01Z","abstract_excerpt":"A mass of data transfer between the processing and storage units has been the leading bottleneck in modern Von-Neuman computing systems, especially when used for Artificial Intelligence (AI) tasks. Computing-in-Memory (CIM) has shown great potential to reduce both latency and power consumption. However, the conventional analog CIM schemes are suffering from reliability issues, which may significantly degenerate the accuracy of the computation. Recently, CIM schemes with digitized input data and weights have been proposed for high reliable computing. However, the properties of the digital memor"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.02419","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2101.02419/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":"2026-07-05T02:05:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2JjFkkLynglhK/W/1kp0ivdLZGWv6csyM8lnW+MnJ9HrDe+MLL04J6A/YEbGVm8DmnUMDlwCp45lnHcNl0ZwDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-04T17:31:24.756872Z"},"content_sha256":"fd5759f9646a055a04b66086df10d9c7fc74eabba5aa07050060f33a7f4367b6","schema_version":"1.0","event_id":"sha256:fd5759f9646a055a04b66086df10d9c7fc74eabba5aa07050060f33a7f4367b6"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/bundle.json","state_url":"https://pith.science/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/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":"2026-08-04T17:31:24Z","links":{"resolver":"https://pith.science/pith/CAXLTOPXKSK6APRPYOYNWJI6N3","bundle":"https://pith.science/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/bundle.json","state":"https://pith.science/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/CAXLTOPXKSK6APRPYOYNWJI6N3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2021:CAXLTOPXKSK6APRPYOYNWJI6N3","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":"5d311d382e860f56e5ba29eebd86f9105458eed707354ef91589155120c3f9f9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-01-07T07:50:01Z","title_canon_sha256":"0ec37394773ab89676f595e268e2ca82cb9fd7609f5cc88702ba667dc2011f31"},"schema_version":"1.0","source":{"id":"2101.02419","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2101.02419","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"arxiv_version","alias_value":"2101.02419v1","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2101.02419","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_12","alias_value":"CAXLTOPXKSK6","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_16","alias_value":"CAXLTOPXKSK6APRP","created_at":"2026-07-05T02:05:13Z"},{"alias_kind":"pith_short_8","alias_value":"CAXLTOPX","created_at":"2026-07-05T02:05:13Z"}],"graph_snapshots":[{"event_id":"sha256:fd5759f9646a055a04b66086df10d9c7fc74eabba5aa07050060f33a7f4367b6","target":"graph","created_at":"2026-07-05T02:05:13Z","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/2101.02419/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"A mass of data transfer between the processing and storage units has been the leading bottleneck in modern Von-Neuman computing systems, especially when used for Artificial Intelligence (AI) tasks. Computing-in-Memory (CIM) has shown great potential to reduce both latency and power consumption. However, the conventional analog CIM schemes are suffering from reliability issues, which may significantly degenerate the accuracy of the computation. Recently, CIM schemes with digitized input data and weights have been proposed for high reliable computing. However, the properties of the digital memor","authors_text":"Haibin Shen, Kejie Huang, Rui Xiao, Yewei Zhang","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-01-07T07:50:01Z","title":"A Low Power In-Memory Multiplication andAccumulation Array with Modified Radix-4 Inputand Canonical Signed Digit Weights"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2101.02419","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":"sha256:43c2bb4843b2a2054574c5d868498999faaa73988ac0cf52f8bf483e99176dd3","target":"record","created_at":"2026-07-05T02:05:13Z","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":"5d311d382e860f56e5ba29eebd86f9105458eed707354ef91589155120c3f9f9","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"cs.AR","submitted_at":"2021-01-07T07:50:01Z","title_canon_sha256":"0ec37394773ab89676f595e268e2ca82cb9fd7609f5cc88702ba667dc2011f31"},"schema_version":"1.0","source":{"id":"2101.02419","kind":"arxiv","version":1}},"canonical_sha256":"102eb9b9f75495e03e2fc3b0db251e6ef9f36ab084a36452eaa94494fb49aa97","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"102eb9b9f75495e03e2fc3b0db251e6ef9f36ab084a36452eaa94494fb49aa97","first_computed_at":"2026-07-05T02:05:13.489075Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T02:05:13.489075Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8N+QN++2xNTZwTTJpeuP2lo/hbxS95f5ptD6aC1ayAX2iQop14FxTf6Jm+njziLvBhcoqlWxfcCxyE1eza/4Dg==","signature_status":"signed_v1","signed_at":"2026-07-05T02:05:13.489420Z","signed_message":"canonical_sha256_bytes"},"source_id":"2101.02419","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:43c2bb4843b2a2054574c5d868498999faaa73988ac0cf52f8bf483e99176dd3","sha256:fd5759f9646a055a04b66086df10d9c7fc74eabba5aa07050060f33a7f4367b6"],"state_sha256":"e251b75441444cd3623293e7fe6fba285311ae6490460af8daa40a8bddace3db"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"HCuRFNdYsQV7nGmyPsn268mxlO4adj2lwBcVNGxronWrZiplov3nxBNFyaZm9PMmzntm3l9LLnVVvWHq05DeAQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-04T17:31:24.760327Z","bundle_sha256":"d0d1fa00fb0b5918bbf7ce3d88305489a29bc32f92504b68a2e861a5f2a4f5a0"}}