{"as_of":"2026-08-20T07:27:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:6305abec5d1180e038145733f0ea79431ad6e6c58c209a8a07b40eb2231441ee","coverage":[{"denominator":24,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":24,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-16T11:14:32.473576Z","state":"measured"},{"denominator":24,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":24,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-20T06:33:59.587034+00:00","state":"measured"},{"denominator":0,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"cited_works","source_observed_at":null,"state":"measured"}],"external_citation_measurements":[],"inbound":[],"links":{"evidence":"/evidence","html":"/paper/2504.16370/citation-record","integrity":"/paper/2504.16370/integrity","json":"/paper/2504.16370/citation-record.json","paper":"/paper/2504.16370"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:33.105092Z","title":"Cerezo, G","venue":null,"work_id":"d8fb6dd3-b8cc-44a9-97a2-3cee55b4127d","year":2022},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.278951Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:58544ddbc104ba7b688ef96df05431705f5ed9e092b899a87c34195ad424e010","observation_id":"7f84be59-a992-4374-bb9c-a7656d2e8e7b","resolution":{"observed_at":"2026-08-16T11:14:33.113784Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.288144Z","title":"Biamonte, P","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.288144Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:2d5a1a408eacee74bd71cff6c76ca65ef063b045264507190a47d943def0fa88","observation_id":"100edc55-8672-434d-a3e7-3d08a8320d48","resolution":{"observed_at":"2026-08-16T11:14:32.288144Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.295070Z","title":"Cerezo, A","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.295070Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:fd2e595631ccb6887fe1a75255c5775b9620967b88819ffe729125f4d3e0ec50","observation_id":"11a00401-8721-486f-8d3a-d1298f7532e1","resolution":{"observed_at":"2026-08-16T11:14:32.295070Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:33.026940Z","title":null,"venue":null,"work_id":"7d0f928e-ce1a-4529-b7e5-f7a7aa4960cc","year":2004},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.308924Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:261bb4a1b20be16c4957b3d3fd6c8bc5c0aa780f525f15ab0aebddf708d966ef","observation_id":"00b3dd9a-00b4-4478-a66f-3b9fd342692b","resolution":{"observed_at":"2026-08-16T11:14:33.037894Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.999077Z","title":"Kearns and L","venue":null,"work_id":"6884eae3-94b5-40fc-ba8a-e4549344d1e1","year":1994},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.316395Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:676c173e6cff6df7a3d006adc72fe7bad084646ddb201a474b6303a91ccbdf76","observation_id":"f32521ec-628f-44d4-ac52-ddc61305056d","resolution":{"observed_at":"2026-08-16T11:14:33.008531Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.976079Z","title":null,"venue":null,"work_id":"2fc028ec-2b91-4dd1-a8bc-2756436b8b02","year":2021},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.321883Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:5bfb21cb58856717646306d9ae6c4a2fb39150ecacbe00d334c882648525f817","observation_id":"8c1ef4e6-353f-4465-8d09-9691a88b7570","resolution":{"observed_at":"2026-08-16T11:14:32.982898Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.331245Z","title":"Schuld and N","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.331245Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:9b47ff95949bd052dc115229d7c7a690a3d9e9a8ed21e06c540fea2155418c48","observation_id":"47de23d4-90ae-48e5-8292-440fb17c6a47","resolution":{"observed_at":"2026-08-16T11:14:32.331245Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.337269Z","title":"Havl´ ıˇ cek, A","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.337269Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:19f81e167c84bee8a3c0605f096bd152aeb4260187eb0d32f8b8fe18a5573e94","observation_id":"02fc97e2-9020-46d3-89ed-1c5dac4b0c81","resolution":{"observed_at":"2026-08-16T11:14:32.337269Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2312.03057","last_updated":"2023-12-05T19:00:00Z","snapshot_observed_at":"2026-08-16T14:37:22.965281Z","submitted_at":"2023-12-05T19:00:00Z","title":"Advantage of Quantum Machine Learning from General Computational Advantages","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2312.03057","snapshot_observed_at":"2026-08-16T11:14:32.345326Z","title":"Yamasaki, N","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.345326Z"},"links":{"cited_paper":"/paper/2312.03057","citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:2aaec379430b0c8eef3ed33151323a6cfaa584ece45dfea6dfc773872968cb75","observation_id":"a8f19739-1180-4dac-8a14-ea2e1a8e5833","resolution":{"observed_at":"2026-08-16T11:14:32.345326Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2306.16028","last_updated":"2024-11-13T14:41:20Z","snapshot_observed_at":"2026-08-18T16:52:18.493819Z","submitted_at":"2023-06-28T08:55:56Z","title":"Exponential separations between classical and quantum learners","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2306.16028","snapshot_observed_at":"2026-08-16T11:14:32.353644Z","title":"Gyurik and V","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.353644Z"},"links":{"cited_paper":"/paper/2306.16028","citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:ae7404792170c679db1f558e7f3fa485b546a955032d2d0ff7d90485c122188a","observation_id":"dcacb057-29e8-4428-b0ed-368367348bc7","resolution":{"observed_at":"2026-08-16T11:14:32.353644Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2405.02027","last_updated":"2024-12-20T10:22:48Z","snapshot_observed_at":"2026-08-18T11:53:16.470559Z","submitted_at":"2024-05-03T11:58:43Z","title":"Exponential quantum advantages in learning quantum observables from classical data","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2405.02027","snapshot_observed_at":"2026-08-16T11:14:32.361441Z","title":"Molteni, C","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.361441Z"},"links":{"cited_paper":"/paper/2405.02027","citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:0a8e2f424fbcb8eed7d1c9788938454471f762efd77ac4b7afee96bb69c2f4b8","observation_id":"4c183e7c-49b2-490e-8c00-313bf5d9374e","resolution":{"observed_at":"2026-08-16T11:14:32.361441Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.911593Z","title":"Salem and A","venue":null,"work_id":"40710226-3584-4c74-926f-eee17cb1842a","year":1946},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.367797Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:681430d2ff83db8bfa916e6f8bfc0d90e425532150910a826fa5e54ecad71f10","observation_id":"3bcc081b-e3a4-4127-8c45-1bbf7ea291c9","resolution":{"observed_at":"2026-08-16T11:14:32.919482Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.376109Z","title":null,"venue":null,"work_id":null,"year":1986},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.376109Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:dc1fae705b1e914c62dd9a97f23a150e74105fce5bdcf3b0631f36cbcc8862ae","observation_id":"c32815da-67e9-4764-9c40-656c25509dd7","resolution":{"observed_at":"2026-08-16T11:14:32.376109Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2410.13937","last_updated":"2025-04-23T01:56:25Z","snapshot_observed_at":"2026-08-16T13:08:16.633371Z","submitted_at":"2024-10-17T18:00:03Z","title":"Quantum computational complexity of matrix functions","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2410.13937","snapshot_observed_at":"2026-08-16T11:14:32.390875Z","title":"Cifuentes, S","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.390875Z"},"links":{"cited_paper":"/paper/2410.13937","citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:d728636d7879eb970b287bc8f9b0c7d5aa508a9ee1e9c599aa3c8effd78805ab","observation_id":"355470b1-3e01-49cf-a389-a2e250d45e77","resolution":{"observed_at":"2026-08-16T11:14:32.390875Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.873529Z","title":"Kyriienko, npj Quantum Information 6, 7 (2020)","venue":null,"work_id":"20836f57-3bc3-4310-b0d7-08abad1d6bf0","year":2020},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.397834Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:438c3d2de3e4d5434210228235c0a1e48d94c63faec52550de64654dc601779e","observation_id":"96df570f-4d35-4fa4-9940-e7963674627f","resolution":{"observed_at":"2026-08-16T11:14:32.880613Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.847108Z","title":"Vidal, Physical review letters 93, 040502 (2004)","venue":null,"work_id":"fe1c03ec-fff4-48e3-a770-d96743c76306","year":2004},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.402716Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:8d6441de8e2df3fddc60b0bcf80a7dd942ebbd1936124cfda6c4da169d984e97","observation_id":"6df4f96e-98d0-4fe8-acd3-98461d8efc4f","resolution":{"observed_at":"2026-08-16T11:14:32.852612Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.411493Z","title":"Hauschild, J","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.411493Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:6c37f53caea37262ee69f6e07725cdd5f7f9fa336e941b07fb7d5173d1589219","observation_id":"5f806046-290c-429a-84e5-36ead0ee9d81","resolution":{"observed_at":"2026-08-16T11:14:32.411493Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.417414Z","title":null,"venue":null,"work_id":null,"year":2025},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.417414Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:e58d15dcc168f430fb4f9705470aec90d50cac04dc1f130eed173f73f9d914ae","observation_id":"2e2a1aef-95ed-4dad-b711-21f554d8907f","resolution":{"observed_at":"2026-08-16T11:14:32.417414Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2405.08810","last_updated":"2024-06-19T01:39:44Z","snapshot_observed_at":"2026-08-15T00:52:11.520317Z","submitted_at":"2024-05-14T17:55:32Z","title":"Quantum computing with Qiskit","version":3},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2405.08810","snapshot_observed_at":"2026-08-16T11:14:32.424973Z","title":"Javadi-Abhari, M","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.424973Z"},"links":{"cited_paper":"/paper/2405.08810","citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:8d0433b67ca441f13a5c1d1a08cd5296f7922b5be75ce3dd13b60a0b21ac45d7","observation_id":"6dfb4505-b013-4643-bf9d-b14ba2ebb78c","resolution":{"observed_at":"2026-08-16T11:14:32.424973Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.779396Z","title":"Vidal, Physical review letters 91, 147902 (2003)","venue":null,"work_id":"ec6e3a00-f83e-4755-9ea6-39017ba12598","year":2003},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.435507Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:9cd1aba3a17ea05ae6acb7ce9876566dab753a2e999b85a45d0869597d281deb","observation_id":"42935a28-bd33-4f2f-a20f-be837ffc343c","resolution":{"observed_at":"2026-08-16T11:14:32.786551Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.734311Z","title":"Ali, PyCaret: An open source, low-code machine learning library in Python (2020), pyCaret version 1.0","venue":null,"work_id":"bbf4d9f7-1563-4218-bfce-5de74f5427f5","year":2020},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.445096Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:bcb96490c7a5a55e22b5ecab30ef8a59cb44c5654815e32d6ab744def16a86cc","observation_id":"58748d5f-3336-4c83-aee1-06eb3626f392","resolution":{"observed_at":"2026-08-16T11:14:32.750154Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.693448Z","title":null,"venue":null,"work_id":"c7af05e9-f9ea-404c-8155-f202b943739a","year":2023},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.452536Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:e8037453fbfe6ac215e84319cf4f6567b1377869e7edf3f710cf88b5255d78c3","observation_id":"15661703-efc1-42b5-9fd6-405908b546d9","resolution":{"observed_at":"2026-08-16T11:14:32.702825Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.464635Z","title":null,"venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.464635Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:602f7beae35dd1740d17d580e72a281d14a2aa46e9fb915609815fffdc77a2bc","observation_id":"d29ffe2f-e1f3-4c83-82d0-317e82d10d90","resolution":{"observed_at":"2026-08-16T11:14:32.464635Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-16T11:14:32.649400Z","title":"KX k=0 w2k cos(kπλi,l/C) + K−1X k=0 w2k+1 sin(kπλi,l/C) # pl !2 (A7) = 1 Nd NdX i=1","venue":null,"work_id":"afe40ac9-2b05-4dbf-910d-769918badbd8","year":2018},"citing_paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features","version":2},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-16T11:14:32.473576Z"},"links":{"citing_paper":"/paper/2504.16370"},"observation_digest":"sha256:cd71e9b515803b0cda78fbd4f05d6614f65ba42b03e5463d77953c5a4e51f111","observation_id":"1ad02cd6-fe99-4d67-9542-70e7876dd9e6","resolution":{"observed_at":"2026-08-16T11:14:32.658387Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-20T06:33:59.587034+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"2504.16370","last_updated":"2025-05-08T05:06:53Z","latest_version":2,"primary_category":"quant-ph","snapshot_observed_at":"2026-08-18T11:54:11.990127Z","submitted_at":"2025-04-23T02:48:00Z","title":"Learning functions of Hamiltonians with Hamiltonian Fourier features"},"reference_resolution":{"displayed":24,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":16,"verified_exact":0,"verified_fuzzy":8},"total_outbound_references":24},"refusal":"A citation records a reference. It does not transfer a finding from one paper to another.","schema":"pith.paper-citation-record.v1","standing_sources":[{"observed_at":"2026-08-20T06:33:59.587034+00:00","source":"crossref"},{"observed_at":"2026-08-20T06:33:54.927442+00:00","source":"retraction_watch"}],"thesis":"As of 20 August 2026, this Paper Citation Record lists 24 of 24 outbound references and 0 inbound Pith citation observations for arXiv:2504.16370."}