{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2020:I7N3J73RFHK7X7BVVMZLTTDCIT","short_pith_number":"pith:I7N3J73R","canonical_record":{"source":{"id":"2008.07140","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-17T08:05:46Z","cross_cats_sorted":[],"title_canon_sha256":"fba5a9204ada2d284161d17ce666e0e0f8337ce233fbdca8ab14c6ba82fcd903","abstract_canon_sha256":"03fe444d2ed61d6afada5f8f8dbd1fa84886b3e9cd600284f11f3a147a0e4016"},"schema_version":"1.0"},"canonical_sha256":"47dbb4ff7129d5fbfc35ab32b9cc6244ff4c1902f3cf50305ac89ce898011ffa","source":{"kind":"arxiv","id":"2008.07140","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07140","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07140v1","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07140","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_12","alias_value":"I7N3J73RFHK7","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_16","alias_value":"I7N3J73RFHK7X7BV","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_8","alias_value":"I7N3J73R","created_at":"2026-07-05T03:07:43Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2020:I7N3J73RFHK7X7BVVMZLTTDCIT","target":"record","payload":{"canonical_record":{"source":{"id":"2008.07140","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-17T08:05:46Z","cross_cats_sorted":[],"title_canon_sha256":"fba5a9204ada2d284161d17ce666e0e0f8337ce233fbdca8ab14c6ba82fcd903","abstract_canon_sha256":"03fe444d2ed61d6afada5f8f8dbd1fa84886b3e9cd600284f11f3a147a0e4016"},"schema_version":"1.0"},"canonical_sha256":"47dbb4ff7129d5fbfc35ab32b9cc6244ff4c1902f3cf50305ac89ce898011ffa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T03:07:43.896748Z","signature_b64":"8scywOxuaDi/VfGd5EypuMQQ1KBV9uEZ3QEZ4dAoRoafmX/esT+uYfG/BB3I9h9LeEuulLHBcfwSDxHXuVbxAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"47dbb4ff7129d5fbfc35ab32b9cc6244ff4c1902f3cf50305ac89ce898011ffa","last_reissued_at":"2026-07-05T03:07:43.896269Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T03:07:43.896269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2008.07140","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":"2026-07-05T03:07:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"bXN/KkzHyuCVz3LZOTDLTToC0a9PIK8G9E6YUf8n54ViylcsAhngK++o0sN/NatSKNV1pMThmKwVk8qqAq/rBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T22:07:32.061195Z"},"content_sha256":"e1b8d858e7ddf8d0cbe5da0b2aa2aaedf4fbabbb727befc552b6a9cca654c18a","schema_version":"1.0","event_id":"sha256:e1b8d858e7ddf8d0cbe5da0b2aa2aaedf4fbabbb727befc552b6a9cca654c18a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2020:I7N3J73RFHK7X7BVVMZLTTDCIT","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"A quantum circuit simulator and its applications on Sunway TaihuLight supercomputer","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"quant-ph","authors_text":"GuoPing Guo, Shengbin Wang, Wendong Li, YongJian Gu, Zhaoyun Chen, Zhimin Wang, Zhiqiang Wei","submitted_at":"2020-08-17T08:05:46Z","abstract_excerpt":"Classical simulation of quantum computation is vital for verifying quantum devices and assessing quantum algorithms. We present a new quantum circuit simulator developed on the Sunway TaihuLight supercomputer. Compared with other simulators, the present one is distinguished in two aspects. First, our simulator is more versatile. The simulator consists of three mutually independent parts to compute the full, partial and single amplitudes of a quantum state with different methods. It has the function of emulating the effect of noise and support more kinds of quantum operations. Second, our simul"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07140","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/2008.07140/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":"2026-07-05T03:07:43Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"U7nJUWWfqGej61XTa+c2SGI3YDJlLBAofXSMaGJo3BWgMXQXhTE1q+HnqyM6wMetOBEu6kvBFoHPBXvaFDzVCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-05T22:07:32.061691Z"},"content_sha256":"21db95c77edf89c7a483dc320b40dc92ac76ee11bc1579991640f7f49ce089c4","schema_version":"1.0","event_id":"sha256:21db95c77edf89c7a483dc320b40dc92ac76ee11bc1579991640f7f49ce089c4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/bundle.json","state_url":"https://pith.science/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/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":"2026-08-05T22:07:32Z","links":{"resolver":"https://pith.science/pith/I7N3J73RFHK7X7BVVMZLTTDCIT","bundle":"https://pith.science/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/bundle.json","state":"https://pith.science/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/state.json","well_known_bundle":"https://pith.science/.well-known/pith/I7N3J73RFHK7X7BVVMZLTTDCIT/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2020:I7N3J73RFHK7X7BVVMZLTTDCIT","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":"03fe444d2ed61d6afada5f8f8dbd1fa84886b3e9cd600284f11f3a147a0e4016","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-17T08:05:46Z","title_canon_sha256":"fba5a9204ada2d284161d17ce666e0e0f8337ce233fbdca8ab14c6ba82fcd903"},"schema_version":"1.0","source":{"id":"2008.07140","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2008.07140","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"arxiv_version","alias_value":"2008.07140v1","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2008.07140","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_12","alias_value":"I7N3J73RFHK7","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_16","alias_value":"I7N3J73RFHK7X7BV","created_at":"2026-07-05T03:07:43Z"},{"alias_kind":"pith_short_8","alias_value":"I7N3J73R","created_at":"2026-07-05T03:07:43Z"}],"graph_snapshots":[{"event_id":"sha256:21db95c77edf89c7a483dc320b40dc92ac76ee11bc1579991640f7f49ce089c4","target":"graph","created_at":"2026-07-05T03:07:43Z","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/2008.07140/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Classical simulation of quantum computation is vital for verifying quantum devices and assessing quantum algorithms. We present a new quantum circuit simulator developed on the Sunway TaihuLight supercomputer. Compared with other simulators, the present one is distinguished in two aspects. First, our simulator is more versatile. The simulator consists of three mutually independent parts to compute the full, partial and single amplitudes of a quantum state with different methods. It has the function of emulating the effect of noise and support more kinds of quantum operations. Second, our simul","authors_text":"GuoPing Guo, Shengbin Wang, Wendong Li, YongJian Gu, Zhaoyun Chen, Zhimin Wang, Zhiqiang Wei","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-17T08:05:46Z","title":"A quantum circuit simulator and its applications on Sunway TaihuLight supercomputer"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2008.07140","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:e1b8d858e7ddf8d0cbe5da0b2aa2aaedf4fbabbb727befc552b6a9cca654c18a","target":"record","created_at":"2026-07-05T03:07:43Z","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":"03fe444d2ed61d6afada5f8f8dbd1fa84886b3e9cd600284f11f3a147a0e4016","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2020-08-17T08:05:46Z","title_canon_sha256":"fba5a9204ada2d284161d17ce666e0e0f8337ce233fbdca8ab14c6ba82fcd903"},"schema_version":"1.0","source":{"id":"2008.07140","kind":"arxiv","version":1}},"canonical_sha256":"47dbb4ff7129d5fbfc35ab32b9cc6244ff4c1902f3cf50305ac89ce898011ffa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"47dbb4ff7129d5fbfc35ab32b9cc6244ff4c1902f3cf50305ac89ce898011ffa","first_computed_at":"2026-07-05T03:07:43.896269Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T03:07:43.896269Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"8scywOxuaDi/VfGd5EypuMQQ1KBV9uEZ3QEZ4dAoRoafmX/esT+uYfG/BB3I9h9LeEuulLHBcfwSDxHXuVbxAQ==","signature_status":"signed_v1","signed_at":"2026-07-05T03:07:43.896748Z","signed_message":"canonical_sha256_bytes"},"source_id":"2008.07140","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e1b8d858e7ddf8d0cbe5da0b2aa2aaedf4fbabbb727befc552b6a9cca654c18a","sha256:21db95c77edf89c7a483dc320b40dc92ac76ee11bc1579991640f7f49ce089c4"],"state_sha256":"c04deb4594a9898a314d96f652047e27b31697b9410d85d038fcf847dab4fb8d"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"N2CZQbFT8Fr0yF1waHXM9SrXHfTyxpGJrx81H5xKDXUXmlvYbEO9rfoLUPXw/bGTZDP82rdg0Y2FxxBq7uN4Bw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-05T22:07:32.066824Z","bundle_sha256":"f3f459583afa54cb04172f2dd77cf2c915683c31f0824ee7e9a40f8d0b30c020"}}