{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:Q6VULINUCM7RWX4VBBYOMFBVKA","short_pith_number":"pith:Q6VULINU","canonical_record":{"source":{"id":"1108.3853","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-08-18T20:22:20Z","cross_cats_sorted":["nlin.CD","physics.chem-ph"],"title_canon_sha256":"63efe48be79abf592ff1017ee3ce4bb37e4cc2c72da5c937ba21169724431d49","abstract_canon_sha256":"f3dc2d751f1cc4f103d71b6e41b5d9393d652a579885be641f2b7ee6110829cc"},"schema_version":"1.0"},"canonical_sha256":"87ab45a1b4133f1b5f950870e61435500e85d87c5e383246f4c184874937ba6d","source":{"kind":"arxiv","id":"1108.3853","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.3853","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"arxiv_version","alias_value":"1108.3853v1","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.3853","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"pith_short_12","alias_value":"Q6VULINUCM7R","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"Q6VULINUCM7RWX4V","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"Q6VULINU","created_at":"2026-05-18T12:26:39Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:Q6VULINUCM7RWX4VBBYOMFBVKA","target":"record","payload":{"canonical_record":{"source":{"id":"1108.3853","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-08-18T20:22:20Z","cross_cats_sorted":["nlin.CD","physics.chem-ph"],"title_canon_sha256":"63efe48be79abf592ff1017ee3ce4bb37e4cc2c72da5c937ba21169724431d49","abstract_canon_sha256":"f3dc2d751f1cc4f103d71b6e41b5d9393d652a579885be641f2b7ee6110829cc"},"schema_version":"1.0"},"canonical_sha256":"87ab45a1b4133f1b5f950870e61435500e85d87c5e383246f4c184874937ba6d","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T02:00:50.671140Z","signature_b64":"DOKMZ0cPMFnNq4rjSygxMz8fjiR4u5RLTjt1ijHfjMZHlS5j2sU0J32gFv6z93h8lGpES+vk08HkE2R1iT9rDg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"87ab45a1b4133f1b5f950870e61435500e85d87c5e383246f4c184874937ba6d","last_reissued_at":"2026-05-18T02:00:50.670623Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T02:00:50.670623Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1108.3853","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":"2026-05-18T02:00:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Sx1HMIYT9wkEULOZOeysr8tks6gX5S2LSG7jAUWtir3ZZWJMq1xpDEMSasCIWXwZJpRpMcjilVlBC/DC4elWAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:48:23.253830Z"},"content_sha256":"a13380bae03e2cf8402e0b80683885eb26a8cb9ea7e81ac3dbf9ea490db24066","schema_version":"1.0","event_id":"sha256:a13380bae03e2cf8402e0b80683885eb26a8cb9ea7e81ac3dbf9ea490db24066"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:Q6VULINUCM7RWX4VBBYOMFBVKA","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Beating the efficiency of both quantum and classical simulations with semiclassics","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD","physics.chem-ph"],"primary_cat":"quant-ph","authors_text":"Cesare Mollica, Jiri Vanicek","submitted_at":"2011-08-18T20:22:20Z","abstract_excerpt":"While rigorous quantum dynamical simulations of many-body systems are extremely difficult (or impossible) due to the exponential scaling with dimensionality, corresponding classical simulations completely ignore quantum effects. Semiclassical methods are generally more efficient but less accurate than quantum methods, and more accurate but less efficient than classical methods. We find a remarkable exception to this rule by showing that a semiclassical method can be both more accurate and faster than a classical simulation. Specifically, we prove that for the semiclassical dephasing representa"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.3853","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":""},"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":"2026-05-18T02:00:50Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NSJ8ZHRJdYUXX7n/Dj1q1jVyXtRWh/m9RN8hk8EyNYS5X7No1Eujmcw8OA0TkBDSrqPngEcRx+KMaUcBDpcZAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-06T06:48:23.254431Z"},"content_sha256":"94f2571329c0f360be451bf40c7a7669f941fa791b04e44b37f78c4d5a7afb3b","schema_version":"1.0","event_id":"sha256:94f2571329c0f360be451bf40c7a7669f941fa791b04e44b37f78c4d5a7afb3b"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/bundle.json","state_url":"https://pith.science/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/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":"2026-06-06T06:48:23Z","links":{"resolver":"https://pith.science/pith/Q6VULINUCM7RWX4VBBYOMFBVKA","bundle":"https://pith.science/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/bundle.json","state":"https://pith.science/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Q6VULINUCM7RWX4VBBYOMFBVKA/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:Q6VULINUCM7RWX4VBBYOMFBVKA","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":"f3dc2d751f1cc4f103d71b6e41b5d9393d652a579885be641f2b7ee6110829cc","cross_cats_sorted":["nlin.CD","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-08-18T20:22:20Z","title_canon_sha256":"63efe48be79abf592ff1017ee3ce4bb37e4cc2c72da5c937ba21169724431d49"},"schema_version":"1.0","source":{"id":"1108.3853","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1108.3853","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"arxiv_version","alias_value":"1108.3853v1","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1108.3853","created_at":"2026-05-18T02:00:50Z"},{"alias_kind":"pith_short_12","alias_value":"Q6VULINUCM7R","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_16","alias_value":"Q6VULINUCM7RWX4V","created_at":"2026-05-18T12:26:39Z"},{"alias_kind":"pith_short_8","alias_value":"Q6VULINU","created_at":"2026-05-18T12:26:39Z"}],"graph_snapshots":[{"event_id":"sha256:94f2571329c0f360be451bf40c7a7669f941fa791b04e44b37f78c4d5a7afb3b","target":"graph","created_at":"2026-05-18T02:00:50Z","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":"While rigorous quantum dynamical simulations of many-body systems are extremely difficult (or impossible) due to the exponential scaling with dimensionality, corresponding classical simulations completely ignore quantum effects. Semiclassical methods are generally more efficient but less accurate than quantum methods, and more accurate but less efficient than classical methods. We find a remarkable exception to this rule by showing that a semiclassical method can be both more accurate and faster than a classical simulation. Specifically, we prove that for the semiclassical dephasing representa","authors_text":"Cesare Mollica, Jiri Vanicek","cross_cats":["nlin.CD","physics.chem-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-08-18T20:22:20Z","title":"Beating the efficiency of both quantum and classical simulations with semiclassics"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1108.3853","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:a13380bae03e2cf8402e0b80683885eb26a8cb9ea7e81ac3dbf9ea490db24066","target":"record","created_at":"2026-05-18T02:00:50Z","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":"f3dc2d751f1cc4f103d71b6e41b5d9393d652a579885be641f2b7ee6110829cc","cross_cats_sorted":["nlin.CD","physics.chem-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2011-08-18T20:22:20Z","title_canon_sha256":"63efe48be79abf592ff1017ee3ce4bb37e4cc2c72da5c937ba21169724431d49"},"schema_version":"1.0","source":{"id":"1108.3853","kind":"arxiv","version":1}},"canonical_sha256":"87ab45a1b4133f1b5f950870e61435500e85d87c5e383246f4c184874937ba6d","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"87ab45a1b4133f1b5f950870e61435500e85d87c5e383246f4c184874937ba6d","first_computed_at":"2026-05-18T02:00:50.670623Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T02:00:50.670623Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"DOKMZ0cPMFnNq4rjSygxMz8fjiR4u5RLTjt1ijHfjMZHlS5j2sU0J32gFv6z93h8lGpES+vk08HkE2R1iT9rDg==","signature_status":"signed_v1","signed_at":"2026-05-18T02:00:50.671140Z","signed_message":"canonical_sha256_bytes"},"source_id":"1108.3853","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:a13380bae03e2cf8402e0b80683885eb26a8cb9ea7e81ac3dbf9ea490db24066","sha256:94f2571329c0f360be451bf40c7a7669f941fa791b04e44b37f78c4d5a7afb3b"],"state_sha256":"ee01a2778735f95b38a69fdd2bc0fe2916b1a36eb5be9d8aee34b41c54757db1"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"aoZI7bJmomVAPf0cRMwHRhWBf1Osc5I1/121pQOopT2bRFvEf2RQsJ9waP2YDicbA2O4R/jSLfkYCseEjo8AAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-06T06:48:23.257862Z","bundle_sha256":"1dabe78d6c880f48ba22b195da45af7550cf1cde2b120209fc62709c49a938a9"}}