{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:P6EI2G5PKRJEA4J6M23I5D7FVK","short_pith_number":"pith:P6EI2G5P","canonical_record":{"source":{"id":"1710.07153","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-10-19T14:20:33Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"481ef67c1b150cda94d2808e1ef12fe93c39479f7ad2cb27a0c89adc813292f4","abstract_canon_sha256":"f0ca9ffb829e2998c021f780a5addba9921543764b3b3ecacb7ea398926efe33"},"schema_version":"1.0"},"canonical_sha256":"7f888d1baf545240713e66b68e8fe5aa95e21c7e4a564725e2f4a0420b3bcd66","source":{"kind":"arxiv","id":"1710.07153","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07153","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07153v3","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07153","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"pith_short_12","alias_value":"P6EI2G5PKRJE","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"P6EI2G5PKRJEA4J6","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"P6EI2G5P","created_at":"2026-05-18T12:31:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:P6EI2G5PKRJEA4J6M23I5D7FVK","target":"record","payload":{"canonical_record":{"source":{"id":"1710.07153","kind":"arxiv","version":3},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-10-19T14:20:33Z","cross_cats_sorted":["math.IT"],"title_canon_sha256":"481ef67c1b150cda94d2808e1ef12fe93c39479f7ad2cb27a0c89adc813292f4","abstract_canon_sha256":"f0ca9ffb829e2998c021f780a5addba9921543764b3b3ecacb7ea398926efe33"},"schema_version":"1.0"},"canonical_sha256":"7f888d1baf545240713e66b68e8fe5aa95e21c7e4a564725e2f4a0420b3bcd66","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:14:40.871549Z","signature_b64":"u9b3wsFqlv95O/5SZcQjFbGRwcQILHeo/ooqxz4z0j3kEsANnuUIm76YboQaChwXTZeOJrFXRXc+BMf46ulMBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"7f888d1baf545240713e66b68e8fe5aa95e21c7e4a564725e2f4a0420b3bcd66","last_reissued_at":"2026-05-18T00:14:40.870944Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:14:40.870944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1710.07153","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:14:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ClJJxyj4/p4dxPb9kTFPKuUlDZR+hT9rRuyN41pxvIojoihhCUTCq/sXcb7ei6IFCIllHNhjoJHVdyW5B3GKDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T22:33:23.667271Z"},"content_sha256":"c822ca599ab1f6c1ce16a80b9da4068a5ad8bb47aea80b672de0e495e1f22851","schema_version":"1.0","event_id":"sha256:c822ca599ab1f6c1ce16a80b9da4068a5ad8bb47aea80b672de0e495e1f22851"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:P6EI2G5PKRJEA4J6M23I5D7FVK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Generalized Water-filling for Source-aware Energy-efficient SRAMs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math.IT"],"primary_cat":"cs.IT","authors_text":"Lav R. Varshney, Mingu Kang, Naresh R. Shanbhag, Yongjune Kim","submitted_at":"2017-10-19T14:20:33Z","abstract_excerpt":"Conventional low-power static random access memories (SRAMs) reduce read energy by decreasing the bit-line voltage swings uniformly across the bit-line columns. This is because the read energy is proportional to the bit-line swings. On the other hand, bit-line swings are limited by the need to avoid decision errors especially in the most significant bits. We propose an information-theoretic approach to determine optimal non-uniform bit-line swings by formulating convex optimization problems. For a given constraint on mean squared error of retrieved words, we consider criteria to minimize energ"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07153","kind":"arxiv","version":3},"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":"2026-05-18T00:14:40Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8/OVWstjGrXGgsUe49yl/7zW1dXUecNcRcV0DNBYg+d+jiaWN+Bx1NCda5DHYLw2a4T6eOZM2SIM4I7IAJmeDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-23T22:33:23.667636Z"},"content_sha256":"460c3c64cace2e2802c6801d35d2108340b6c48274f8808031594cfe4fc9421a","schema_version":"1.0","event_id":"sha256:460c3c64cace2e2802c6801d35d2108340b6c48274f8808031594cfe4fc9421a"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/bundle.json","state_url":"https://pith.science/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/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":"2026-06-23T22:33:23Z","links":{"resolver":"https://pith.science/pith/P6EI2G5PKRJEA4J6M23I5D7FVK","bundle":"https://pith.science/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/bundle.json","state":"https://pith.science/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/P6EI2G5PKRJEA4J6M23I5D7FVK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:P6EI2G5PKRJEA4J6M23I5D7FVK","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":"f0ca9ffb829e2998c021f780a5addba9921543764b3b3ecacb7ea398926efe33","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-10-19T14:20:33Z","title_canon_sha256":"481ef67c1b150cda94d2808e1ef12fe93c39479f7ad2cb27a0c89adc813292f4"},"schema_version":"1.0","source":{"id":"1710.07153","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1710.07153","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"arxiv_version","alias_value":"1710.07153v3","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1710.07153","created_at":"2026-05-18T00:14:40Z"},{"alias_kind":"pith_short_12","alias_value":"P6EI2G5PKRJE","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_16","alias_value":"P6EI2G5PKRJEA4J6","created_at":"2026-05-18T12:31:37Z"},{"alias_kind":"pith_short_8","alias_value":"P6EI2G5P","created_at":"2026-05-18T12:31:37Z"}],"graph_snapshots":[{"event_id":"sha256:460c3c64cace2e2802c6801d35d2108340b6c48274f8808031594cfe4fc9421a","target":"graph","created_at":"2026-05-18T00:14:40Z","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":"Conventional low-power static random access memories (SRAMs) reduce read energy by decreasing the bit-line voltage swings uniformly across the bit-line columns. This is because the read energy is proportional to the bit-line swings. On the other hand, bit-line swings are limited by the need to avoid decision errors especially in the most significant bits. We propose an information-theoretic approach to determine optimal non-uniform bit-line swings by formulating convex optimization problems. For a given constraint on mean squared error of retrieved words, we consider criteria to minimize energ","authors_text":"Lav R. Varshney, Mingu Kang, Naresh R. Shanbhag, Yongjune Kim","cross_cats":["math.IT"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-10-19T14:20:33Z","title":"Generalized Water-filling for Source-aware Energy-efficient SRAMs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1710.07153","kind":"arxiv","version":3},"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:c822ca599ab1f6c1ce16a80b9da4068a5ad8bb47aea80b672de0e495e1f22851","target":"record","created_at":"2026-05-18T00:14:40Z","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":"f0ca9ffb829e2998c021f780a5addba9921543764b3b3ecacb7ea398926efe33","cross_cats_sorted":["math.IT"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.IT","submitted_at":"2017-10-19T14:20:33Z","title_canon_sha256":"481ef67c1b150cda94d2808e1ef12fe93c39479f7ad2cb27a0c89adc813292f4"},"schema_version":"1.0","source":{"id":"1710.07153","kind":"arxiv","version":3}},"canonical_sha256":"7f888d1baf545240713e66b68e8fe5aa95e21c7e4a564725e2f4a0420b3bcd66","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"7f888d1baf545240713e66b68e8fe5aa95e21c7e4a564725e2f4a0420b3bcd66","first_computed_at":"2026-05-18T00:14:40.870944Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:14:40.870944Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"u9b3wsFqlv95O/5SZcQjFbGRwcQILHeo/ooqxz4z0j3kEsANnuUIm76YboQaChwXTZeOJrFXRXc+BMf46ulMBw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:14:40.871549Z","signed_message":"canonical_sha256_bytes"},"source_id":"1710.07153","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:c822ca599ab1f6c1ce16a80b9da4068a5ad8bb47aea80b672de0e495e1f22851","sha256:460c3c64cace2e2802c6801d35d2108340b6c48274f8808031594cfe4fc9421a"],"state_sha256":"c532bf447d2638b8e5d78a7a5acf29dfc042cf1df65bd6c2bb212e8b6afd4e9a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"THP6Ha8voc01cq7QAdfQPJMpQao6T7KWjRs5RNM+yPth/7JmDiOUnCCzO6b1FHdopZW1EcHsNh5VGfH+A15NBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-23T22:33:23.670287Z","bundle_sha256":"252dd193302f9c321330c8d106cb9f743672809788937073aba93f14ab5aba2e"}}