{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2017:2G6AHN6PZQLURGU4RPYWEPFF2H","short_pith_number":"pith:2G6AHN6P","schema_version":"1.0","canonical_sha256":"d1bc03b7cfcc17489a9c8bf1623ca5d1f4cdc692144565aad75160fac4b80e8a","source":{"kind":"arxiv","id":"1709.02375","version":2},"attestation_state":"computed","paper":{"title":"A practical, unitary simulator for non-Markovian complex processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Felix C. Binder, Jayne Thompson, Mile Gu","submitted_at":"2017-09-07T17:52:02Z","abstract_excerpt":"Stochastic processes are as ubiquitous throughout the quantitative sciences as they are notorious for being difficult to simulate and predict. In this letter we propose a unitary quantum simulator for discrete-time stochastic processes which requires less internal memory than any classical analogue throughout the simulation. The simulator's internal memory requirements equal those of the best previous quantum models. However, in contrast to previous models it only requires a (small) finite-dimensional Hilbert space. Moreover, since the simulator operates unitarily throughout, it avoids any unn"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"1709.02375","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"quant-ph","submitted_at":"2017-09-07T17:52:02Z","cross_cats_sorted":["cond-mat.stat-mech"],"title_canon_sha256":"25d8d1df124b244b3c188d4aa79fe7035eb7b2f7cfb999c768c438cf30790488","abstract_canon_sha256":"ebc1636c4417f436f171c3c369583710439679fe6cde61dc19891befa33d18b8"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:11:28.973396Z","signature_b64":"okB9YGxPxOWBFKL5oomRV9h1aUAnmSRDksnyEtAE9NSqHayCcOhPd+sqUH9YjfYHw+QVEADIbwCubF+qlgF8Bg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"d1bc03b7cfcc17489a9c8bf1623ca5d1f4cdc692144565aad75160fac4b80e8a","last_reissued_at":"2026-05-18T00:11:28.973043Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:11:28.973043Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"A practical, unitary simulator for non-Markovian complex processes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["cond-mat.stat-mech"],"primary_cat":"quant-ph","authors_text":"Felix C. Binder, Jayne Thompson, Mile Gu","submitted_at":"2017-09-07T17:52:02Z","abstract_excerpt":"Stochastic processes are as ubiquitous throughout the quantitative sciences as they are notorious for being difficult to simulate and predict. In this letter we propose a unitary quantum simulator for discrete-time stochastic processes which requires less internal memory than any classical analogue throughout the simulation. The simulator's internal memory requirements equal those of the best previous quantum models. However, in contrast to previous models it only requires a (small) finite-dimensional Hilbert space. Moreover, since the simulator operates unitarily throughout, it avoids any unn"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1709.02375","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":""},"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"},"aliases":[{"alias_kind":"arxiv","alias_value":"1709.02375","created_at":"2026-05-18T00:11:28.973091+00:00"},{"alias_kind":"arxiv_version","alias_value":"1709.02375v2","created_at":"2026-05-18T00:11:28.973091+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1709.02375","created_at":"2026-05-18T00:11:28.973091+00:00"},{"alias_kind":"pith_short_12","alias_value":"2G6AHN6PZQLU","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_16","alias_value":"2G6AHN6PZQLURGU4","created_at":"2026-05-18T12:30:55.937587+00:00"},{"alias_kind":"pith_short_8","alias_value":"2G6AHN6P","created_at":"2026-05-18T12:30:55.937587+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H","json":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H.json","graph_json":"https://pith.science/api/pith-number/2G6AHN6PZQLURGU4RPYWEPFF2H/graph.json","events_json":"https://pith.science/api/pith-number/2G6AHN6PZQLURGU4RPYWEPFF2H/events.json","paper":"https://pith.science/paper/2G6AHN6P"},"agent_actions":{"view_html":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H","download_json":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H.json","view_paper":"https://pith.science/paper/2G6AHN6P","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=1709.02375&json=true","fetch_graph":"https://pith.science/api/pith-number/2G6AHN6PZQLURGU4RPYWEPFF2H/graph.json","fetch_events":"https://pith.science/api/pith-number/2G6AHN6PZQLURGU4RPYWEPFF2H/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H/action/timestamp_anchor","attest_storage":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H/action/storage_attestation","attest_author":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H/action/author_attestation","sign_citation":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H/action/citation_signature","submit_replication":"https://pith.science/pith/2G6AHN6PZQLURGU4RPYWEPFF2H/action/replication_record"}},"created_at":"2026-05-18T00:11:28.973091+00:00","updated_at":"2026-05-18T00:11:28.973091+00:00"}