{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:L47PNQLZUX4JGEBGHBQ2NTYA6F","short_pith_number":"pith:L47PNQLZ","canonical_record":{"source":{"id":"2002.00555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-02-03T04:11:13Z","cross_cats_sorted":[],"title_canon_sha256":"06414001a03019f443b4fe673fd0cb832c6c1d4e6d34d877982829016f04ecad","abstract_canon_sha256":"22b7856b35b1ccc341c8ee9d9f15dcfe9170f846ebb44bc50b6fb40a30e7041a"},"schema_version":"1.0"},"canonical_sha256":"5f3ef6c179a5f89310263861a6cf00f173f9882bffb7ed98de59557d9e26f0a6","source":{"kind":"arxiv","id":"2002.00555","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.00555","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"arxiv_version","alias_value":"2002.00555v2","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.00555","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_12","alias_value":"L47PNQLZUX4J","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_16","alias_value":"L47PNQLZUX4JGEBG","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_8","alias_value":"L47PNQLZ","created_at":"2026-07-05T00:40:16Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:L47PNQLZUX4JGEBGHBQ2NTYA6F","target":"record","payload":{"canonical_record":{"source":{"id":"2002.00555","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-02-03T04:11:13Z","cross_cats_sorted":[],"title_canon_sha256":"06414001a03019f443b4fe673fd0cb832c6c1d4e6d34d877982829016f04ecad","abstract_canon_sha256":"22b7856b35b1ccc341c8ee9d9f15dcfe9170f846ebb44bc50b6fb40a30e7041a"},"schema_version":"1.0"},"canonical_sha256":"5f3ef6c179a5f89310263861a6cf00f173f9882bffb7ed98de59557d9e26f0a6","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T00:40:16.506252Z","signature_b64":"kUfBnTo4YNOrnyPlmk7n65vBDkzPR+hLigZ8xz6+XwEq+TU7K+OBhTK8uAa1hSeQ3V2CtrjOOLro9EaGpzLSAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5f3ef6c179a5f89310263861a6cf00f173f9882bffb7ed98de59557d9e26f0a6","last_reissued_at":"2026-07-05T00:40:16.505740Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T00:40:16.505740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2002.00555","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":"2026-07-05T00:40:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"C0A0KUFsrDPoqojiHFHMqtMhnvN/IDWCsxxouelzwnsWC4HZfsv0sn94zcaCMrkSwaYJJ9dc0+eg978dBoxWCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:34:30.730182Z"},"content_sha256":"7129185543d394dd2c5a8a17089b12c8e96c57724c8e427c9870fdb04af29509","schema_version":"1.0","event_id":"sha256:7129185543d394dd2c5a8a17089b12c8e96c57724c8e427c9870fdb04af29509"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:L47PNQLZUX4JGEBGHBQ2NTYA6F","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Widening and Squeezing: Towards Accurate and Efficient QNNs","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"cs.CV","authors_text":"Chuanjian Liu, Chunjing Xu, Hanting Chen, Kai Han, Qi Tian, Yunhe Wang","submitted_at":"2020-02-03T04:11:13Z","abstract_excerpt":"Quantization neural networks (QNNs) are very attractive to the industry because their extremely cheap calculation and storage overhead, but their performance is still worse than that of networks with full-precision parameters. Most of existing methods aim to enhance performance of QNNs especially binary neural networks by exploiting more effective training techniques. However, we find the representation capability of quantization features is far weaker than full-precision features by experiments. We address this problem by projecting features in original full-precision networks to high-dimensi"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.00555","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/2002.00555/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":"2026-07-05T00:40:16Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PARdI/ip7ESF+v/cZxBiA98KRJEZwzlHay4s31xuIQ6Aj4chQekAK7O0ogAEpsgvqJC5UQ/eC5kNR1O0zTrMDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T12:34:30.731118Z"},"content_sha256":"0f5defe33a4a3d483808385b23c5a657ae5ef6ab88623fe73d67a3b1b26fef3d","schema_version":"1.0","event_id":"sha256:0f5defe33a4a3d483808385b23c5a657ae5ef6ab88623fe73d67a3b1b26fef3d"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/bundle.json","state_url":"https://pith.science/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/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":"2026-08-05T12:34:30Z","links":{"resolver":"https://pith.science/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F","bundle":"https://pith.science/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/bundle.json","state":"https://pith.science/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L47PNQLZUX4JGEBGHBQ2NTYA6F/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:L47PNQLZUX4JGEBGHBQ2NTYA6F","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":"22b7856b35b1ccc341c8ee9d9f15dcfe9170f846ebb44bc50b6fb40a30e7041a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-02-03T04:11:13Z","title_canon_sha256":"06414001a03019f443b4fe673fd0cb832c6c1d4e6d34d877982829016f04ecad"},"schema_version":"1.0","source":{"id":"2002.00555","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2002.00555","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"arxiv_version","alias_value":"2002.00555v2","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2002.00555","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_12","alias_value":"L47PNQLZUX4J","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_16","alias_value":"L47PNQLZUX4JGEBG","created_at":"2026-07-05T00:40:16Z"},{"alias_kind":"pith_short_8","alias_value":"L47PNQLZ","created_at":"2026-07-05T00:40:16Z"}],"graph_snapshots":[{"event_id":"sha256:0f5defe33a4a3d483808385b23c5a657ae5ef6ab88623fe73d67a3b1b26fef3d","target":"graph","created_at":"2026-07-05T00:40:16Z","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/2002.00555/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantization neural networks (QNNs) are very attractive to the industry because their extremely cheap calculation and storage overhead, but their performance is still worse than that of networks with full-precision parameters. Most of existing methods aim to enhance performance of QNNs especially binary neural networks by exploiting more effective training techniques. However, we find the representation capability of quantization features is far weaker than full-precision features by experiments. We address this problem by projecting features in original full-precision networks to high-dimensi","authors_text":"Chuanjian Liu, Chunjing Xu, Hanting Chen, Kai Han, Qi Tian, Yunhe Wang","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-02-03T04:11:13Z","title":"Widening and Squeezing: Towards Accurate and Efficient QNNs"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2002.00555","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":"sha256:7129185543d394dd2c5a8a17089b12c8e96c57724c8e427c9870fdb04af29509","target":"record","created_at":"2026-07-05T00:40:16Z","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":"22b7856b35b1ccc341c8ee9d9f15dcfe9170f846ebb44bc50b6fb40a30e7041a","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"cs.CV","submitted_at":"2020-02-03T04:11:13Z","title_canon_sha256":"06414001a03019f443b4fe673fd0cb832c6c1d4e6d34d877982829016f04ecad"},"schema_version":"1.0","source":{"id":"2002.00555","kind":"arxiv","version":2}},"canonical_sha256":"5f3ef6c179a5f89310263861a6cf00f173f9882bffb7ed98de59557d9e26f0a6","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5f3ef6c179a5f89310263861a6cf00f173f9882bffb7ed98de59557d9e26f0a6","first_computed_at":"2026-07-05T00:40:16.505740Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T00:40:16.505740Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kUfBnTo4YNOrnyPlmk7n65vBDkzPR+hLigZ8xz6+XwEq+TU7K+OBhTK8uAa1hSeQ3V2CtrjOOLro9EaGpzLSAA==","signature_status":"signed_v1","signed_at":"2026-07-05T00:40:16.506252Z","signed_message":"canonical_sha256_bytes"},"source_id":"2002.00555","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:7129185543d394dd2c5a8a17089b12c8e96c57724c8e427c9870fdb04af29509","sha256:0f5defe33a4a3d483808385b23c5a657ae5ef6ab88623fe73d67a3b1b26fef3d"],"state_sha256":"c7182173bc2e87b84eea2484622d37bc6836ac04947a6df8970d54ff895ab8ff"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"wCMVvnue3933QViwn7EC9U5wEH8ASLn9E3qyn1aFo4mHEjIGm9DNrDsgDRPv86f863tr1D8//0D8hv7VwbhgCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T12:34:30.738491Z","bundle_sha256":"c36c67e73076f38c96efe491865c6ad8e97ba81d7d68554bd6608f12ff0fb766"}}