{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:Y7V7EEIRE6O2XSIHSLS5KMHJB5","short_pith_number":"pith:Y7V7EEIR","canonical_record":{"source":{"id":"2509.07614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-09-09T11:36:25Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"bf25e00d32b2ff6ff0587b16d26d1c4747a9a30e43656909d756b5ce360901e8","abstract_canon_sha256":"8224dfd4cfdaf090e093de4feb2b16f30ff127da002196fca3e9cff439955bef"},"schema_version":"1.0"},"canonical_sha256":"c7ebf21111279dabc90792e5d530e90f54f33131a8e77a5d2bd86cd2a392e349","source":{"kind":"arxiv","id":"2509.07614","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07614","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07614v1","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07614","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_12","alias_value":"Y7V7EEIRE6O2","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_16","alias_value":"Y7V7EEIRE6O2XSIH","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_8","alias_value":"Y7V7EEIR","created_at":"2026-07-05T12:07:24Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:Y7V7EEIRE6O2XSIHSLS5KMHJB5","target":"record","payload":{"canonical_record":{"source":{"id":"2509.07614","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-09-09T11:36:25Z","cross_cats_sorted":["cs.AI"],"title_canon_sha256":"bf25e00d32b2ff6ff0587b16d26d1c4747a9a30e43656909d756b5ce360901e8","abstract_canon_sha256":"8224dfd4cfdaf090e093de4feb2b16f30ff127da002196fca3e9cff439955bef"},"schema_version":"1.0"},"canonical_sha256":"c7ebf21111279dabc90792e5d530e90f54f33131a8e77a5d2bd86cd2a392e349","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T12:07:24.665392Z","signature_b64":"cy4ypJuSGZaYoL2xy7LWLNcN0HIbLAzbRiq92AeNbuTDPDuTr70h8yrFXaT5Jjc5aPxPAHURPHNlK7R60NgYAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c7ebf21111279dabc90792e5d530e90f54f33131a8e77a5d2bd86cd2a392e349","last_reissued_at":"2026-07-05T12:07:24.664897Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T12:07:24.664897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2509.07614","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":"2026-07-05T12:07:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nIyiALn/6S95Oz7RfSBJEzBANuzOYRUo1WbH/Cdcx5h6sLg0EA40WB7pS8QH4E9gOBxxFPbSCmlhKJo/g2h4CQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T20:10:26.489695Z"},"content_sha256":"75fdef60bb9f81b70afa567e57dc9c5a82e7c3de78b333e40d1d14bc919709f4","schema_version":"1.0","event_id":"sha256:75fdef60bb9f81b70afa567e57dc9c5a82e7c3de78b333e40d1d14bc919709f4"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:Y7V7EEIRE6O2XSIHSLS5KMHJB5","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"From Classical Data to Quantum Advantage -- Quantum Policy Evaluation on Quantum Hardware","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cs.AI"],"primary_cat":"quant-ph","authors_text":"Daniel Hein, Dani\\\"elle Schuman, Jonas Stein, Justin Klein, Markus Baumann, Maximilian Schieder, Patrik Felbinger, Simon Wiedemann, Steffen Udluft, Thomas Cope","submitted_at":"2025-09-09T11:36:25Z","abstract_excerpt":"Quantum policy evaluation (QPE) is a reinforcement learning (RL) algorithm which is quadratically more efficient than an analogous classical Monte Carlo estimation. It makes use of a direct quantum mechanical realization of a finite Markov decision process, in which the agent and the environment are modeled by unitary operators and exchange states, actions, and rewards in superposition. Previously, the quantum environment has been implemented and parametrized manually for an illustrative benchmark using a quantum simulator. In this paper, we demonstrate how these environment parameters can be "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07614","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/2509.07614/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":"2026-07-05T12:07:24Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"mfC+M9z4HNKlA/F3Ek20RPX3r76deDxg/WjEQKqaOunyPsBPy1lK/iTUUszJijr+vO8GlfqG/vrgmm0L7+i0CA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T20:10:26.490076Z"},"content_sha256":"94f8bc554b6c68c7ac22a66d8bf0e6f8044e81aa66af9cc3edc4b1442ff980e2","schema_version":"1.0","event_id":"sha256:94f8bc554b6c68c7ac22a66d8bf0e6f8044e81aa66af9cc3edc4b1442ff980e2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/bundle.json","state_url":"https://pith.science/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/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":"2026-08-22T20:10:26Z","links":{"resolver":"https://pith.science/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5","bundle":"https://pith.science/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/bundle.json","state":"https://pith.science/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y7V7EEIRE6O2XSIHSLS5KMHJB5/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:Y7V7EEIRE6O2XSIHSLS5KMHJB5","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":"8224dfd4cfdaf090e093de4feb2b16f30ff127da002196fca3e9cff439955bef","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-09-09T11:36:25Z","title_canon_sha256":"bf25e00d32b2ff6ff0587b16d26d1c4747a9a30e43656909d756b5ce360901e8"},"schema_version":"1.0","source":{"id":"2509.07614","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2509.07614","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"arxiv_version","alias_value":"2509.07614v1","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2509.07614","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_12","alias_value":"Y7V7EEIRE6O2","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_16","alias_value":"Y7V7EEIRE6O2XSIH","created_at":"2026-07-05T12:07:24Z"},{"alias_kind":"pith_short_8","alias_value":"Y7V7EEIR","created_at":"2026-07-05T12:07:24Z"}],"graph_snapshots":[{"event_id":"sha256:94f8bc554b6c68c7ac22a66d8bf0e6f8044e81aa66af9cc3edc4b1442ff980e2","target":"graph","created_at":"2026-07-05T12:07:24Z","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/2509.07614/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Quantum policy evaluation (QPE) is a reinforcement learning (RL) algorithm which is quadratically more efficient than an analogous classical Monte Carlo estimation. It makes use of a direct quantum mechanical realization of a finite Markov decision process, in which the agent and the environment are modeled by unitary operators and exchange states, actions, and rewards in superposition. Previously, the quantum environment has been implemented and parametrized manually for an illustrative benchmark using a quantum simulator. In this paper, we demonstrate how these environment parameters can be ","authors_text":"Daniel Hein, Dani\\\"elle Schuman, Jonas Stein, Justin Klein, Markus Baumann, Maximilian Schieder, Patrik Felbinger, Simon Wiedemann, Steffen Udluft, Thomas Cope","cross_cats":["cs.AI"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-09-09T11:36:25Z","title":"From Classical Data to Quantum Advantage -- Quantum Policy Evaluation on Quantum Hardware"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2509.07614","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":"sha256:75fdef60bb9f81b70afa567e57dc9c5a82e7c3de78b333e40d1d14bc919709f4","target":"record","created_at":"2026-07-05T12:07:24Z","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":"8224dfd4cfdaf090e093de4feb2b16f30ff127da002196fca3e9cff439955bef","cross_cats_sorted":["cs.AI"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2025-09-09T11:36:25Z","title_canon_sha256":"bf25e00d32b2ff6ff0587b16d26d1c4747a9a30e43656909d756b5ce360901e8"},"schema_version":"1.0","source":{"id":"2509.07614","kind":"arxiv","version":1}},"canonical_sha256":"c7ebf21111279dabc90792e5d530e90f54f33131a8e77a5d2bd86cd2a392e349","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7ebf21111279dabc90792e5d530e90f54f33131a8e77a5d2bd86cd2a392e349","first_computed_at":"2026-07-05T12:07:24.664897Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T12:07:24.664897Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cy4ypJuSGZaYoL2xy7LWLNcN0HIbLAzbRiq92AeNbuTDPDuTr70h8yrFXaT5Jjc5aPxPAHURPHNlK7R60NgYAA==","signature_status":"signed_v1","signed_at":"2026-07-05T12:07:24.665392Z","signed_message":"canonical_sha256_bytes"},"source_id":"2509.07614","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:75fdef60bb9f81b70afa567e57dc9c5a82e7c3de78b333e40d1d14bc919709f4","sha256:94f8bc554b6c68c7ac22a66d8bf0e6f8044e81aa66af9cc3edc4b1442ff980e2"],"state_sha256":"f19e67c5b4770afe29acb44662016ba03a7251ac274f73a0d085a227ddd58aef"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"WIFzFgIgqlRFjhXNx3Ctkb8TlY6ynZXW+8WSx5EcdeT0E3DioFW8Zyb92XJoVFNcFdl5gNpdo0mDCUr0byNzDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T20:10:26.492675Z","bundle_sha256":"88ab938cd658a8a75a961ac6b0d336c152a45a7d87fd1a4766ca3216c0491612"}}