{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:BI3QTCYPFACQROIMSAUWJMXTDS","short_pith_number":"pith:BI3QTCYP","canonical_record":{"source":{"id":"2506.14586","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-06-17T14:43:54Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"d2b6342a3afb63011b979feac11bd52990aff103084151824a5a191fe2e80a09","abstract_canon_sha256":"0b8e7f5d3dcabff8814246ee13449f8b2682447b2733f81058c738756a41a375"},"schema_version":"1.0"},"canonical_sha256":"0a37098b0f280508b90c902964b2f31c975618b31c524b44dee418f1b51d7c1b","source":{"kind":"arxiv","id":"2506.14586","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.14586","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"arxiv_version","alias_value":"2506.14586v1","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.14586","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_12","alias_value":"BI3QTCYPFACQ","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_16","alias_value":"BI3QTCYPFACQROIM","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_8","alias_value":"BI3QTCYP","created_at":"2026-07-05T12:00:02Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:BI3QTCYPFACQROIMSAUWJMXTDS","target":"record","payload":{"canonical_record":{"source":{"id":"2506.14586","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-06-17T14:43:54Z","cross_cats_sorted":["quant-ph"],"title_canon_sha256":"d2b6342a3afb63011b979feac11bd52990aff103084151824a5a191fe2e80a09","abstract_canon_sha256":"0b8e7f5d3dcabff8814246ee13449f8b2682447b2733f81058c738756a41a375"},"schema_version":"1.0"},"canonical_sha256":"0a37098b0f280508b90c902964b2f31c975618b31c524b44dee418f1b51d7c1b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:00:02.589468Z","signature_b64":"lFmjjf0FTsBKkT24c65Ms3JwKjKY4ZAVOmtb2t7RgMc93r30yz0VgVxOH3cA95c8yhyvzlg4YMl38B92wQ0PBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"0a37098b0f280508b90c902964b2f31c975618b31c524b44dee418f1b51d7c1b","last_reissued_at":"2026-07-05T12:00:02.588953Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:00:02.588953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2506.14586","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":"2026-07-05T12:00:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"LGD4gFPI49sTSjFMAcVBWtVgC49A5KAHq7mfOaB2wdTHG2YH3jtHtKm3Ob4lTQiy8EupL6Uied8hloYsb/1JBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T00:42:43.826962Z"},"content_sha256":"44864950a778d996f1971e7132d896da2ef16bd74dfa0f69195354cae4de665a","schema_version":"1.0","event_id":"sha256:44864950a778d996f1971e7132d896da2ef16bd74dfa0f69195354cae4de665a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:BI3QTCYPFACQROIMSAUWJMXTDS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantum-assisted tracer dispersion in turbulent shear flow","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["quant-ph"],"primary_cat":"physics.flu-dyn","authors_text":"Fabian Schindler, J\\\"org Schumacher, Julia Ingelmann","submitted_at":"2025-06-17T14:43:54Z","abstract_excerpt":"We present a quantum-assisted generative algorithm for synthetic tracks of Lagrangian tracer particles in a turbulent shear flow. The parallelism and sampling properties of quantum algorithms are used to build and optimize a parametric quantum circuit, which generates a quantum state that corresponds to the joint probability density function of the classical turbulent velocity components, p(u_1^{\\prime}, u_2^{\\prime}, u_3^{\\prime}). Velocity samples are drawn by one-shot measurements on the quantum circuit. The hybrid quantum-classical algorithm is validated with two classical methods, a stand"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.14586","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/2506.14586/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":"2026-07-05T12:00:02Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BUWSFGvG3KpJjo9xEOrj6DJQss0eSVISpOcVpXvV+E7qBovhOH7kzKp1hsVLNQCC17ouC8tpP92cox+0fHFcCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-09T00:42:43.827361Z"},"content_sha256":"9687bf4e5a914e7132d8cc623fed53c8260dd7a9e3156ba71c19883445a00955","schema_version":"1.0","event_id":"sha256:9687bf4e5a914e7132d8cc623fed53c8260dd7a9e3156ba71c19883445a00955"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/BI3QTCYPFACQROIMSAUWJMXTDS/bundle.json","state_url":"https://pith.science/pith/BI3QTCYPFACQROIMSAUWJMXTDS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/BI3QTCYPFACQROIMSAUWJMXTDS/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":"2026-07-09T00:42:43Z","links":{"resolver":"https://pith.science/pith/BI3QTCYPFACQROIMSAUWJMXTDS","bundle":"https://pith.science/pith/BI3QTCYPFACQROIMSAUWJMXTDS/bundle.json","state":"https://pith.science/pith/BI3QTCYPFACQROIMSAUWJMXTDS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/BI3QTCYPFACQROIMSAUWJMXTDS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:BI3QTCYPFACQROIMSAUWJMXTDS","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":"0b8e7f5d3dcabff8814246ee13449f8b2682447b2733f81058c738756a41a375","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-06-17T14:43:54Z","title_canon_sha256":"d2b6342a3afb63011b979feac11bd52990aff103084151824a5a191fe2e80a09"},"schema_version":"1.0","source":{"id":"2506.14586","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2506.14586","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"arxiv_version","alias_value":"2506.14586v1","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2506.14586","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_12","alias_value":"BI3QTCYPFACQ","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_16","alias_value":"BI3QTCYPFACQROIM","created_at":"2026-07-05T12:00:02Z"},{"alias_kind":"pith_short_8","alias_value":"BI3QTCYP","created_at":"2026-07-05T12:00:02Z"}],"graph_snapshots":[{"event_id":"sha256:9687bf4e5a914e7132d8cc623fed53c8260dd7a9e3156ba71c19883445a00955","target":"graph","created_at":"2026-07-05T12:00:02Z","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/2506.14586/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We present a quantum-assisted generative algorithm for synthetic tracks of Lagrangian tracer particles in a turbulent shear flow. The parallelism and sampling properties of quantum algorithms are used to build and optimize a parametric quantum circuit, which generates a quantum state that corresponds to the joint probability density function of the classical turbulent velocity components, p(u_1^{\\prime}, u_2^{\\prime}, u_3^{\\prime}). Velocity samples are drawn by one-shot measurements on the quantum circuit. The hybrid quantum-classical algorithm is validated with two classical methods, a stand","authors_text":"Fabian Schindler, J\\\"org Schumacher, Julia Ingelmann","cross_cats":["quant-ph"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-06-17T14:43:54Z","title":"Quantum-assisted tracer dispersion in turbulent shear flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2506.14586","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":"sha256:44864950a778d996f1971e7132d896da2ef16bd74dfa0f69195354cae4de665a","target":"record","created_at":"2026-07-05T12:00:02Z","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":"0b8e7f5d3dcabff8814246ee13449f8b2682447b2733f81058c738756a41a375","cross_cats_sorted":["quant-ph"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-06-17T14:43:54Z","title_canon_sha256":"d2b6342a3afb63011b979feac11bd52990aff103084151824a5a191fe2e80a09"},"schema_version":"1.0","source":{"id":"2506.14586","kind":"arxiv","version":1}},"canonical_sha256":"0a37098b0f280508b90c902964b2f31c975618b31c524b44dee418f1b51d7c1b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"0a37098b0f280508b90c902964b2f31c975618b31c524b44dee418f1b51d7c1b","first_computed_at":"2026-07-05T12:00:02.588953Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:00:02.588953Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"lFmjjf0FTsBKkT24c65Ms3JwKjKY4ZAVOmtb2t7RgMc93r30yz0VgVxOH3cA95c8yhyvzlg4YMl38B92wQ0PBw==","signature_status":"signed_v1","signed_at":"2026-07-05T12:00:02.589468Z","signed_message":"canonical_sha256_bytes"},"source_id":"2506.14586","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:44864950a778d996f1971e7132d896da2ef16bd74dfa0f69195354cae4de665a","sha256:9687bf4e5a914e7132d8cc623fed53c8260dd7a9e3156ba71c19883445a00955"],"state_sha256":"c1d149d59c7486fd63c01ed4d47a717a15b641a86cef496de2ff3c879d84182c"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8HuwHOeuhcwq+v7kSqm/+l6cDldnZotYF8p3da/NO7NtJ/VVTVb+jNluxUO/QmWaJdShfBSIhLDZ6nJXZER6DQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-09T00:42:43.829657Z","bundle_sha256":"6768e93ca3cfbc24fd8aa5d41343cc62a58bfff6068be4c348d67d0e17bd19cf"}}