{"as_of":"2026-08-07T03:32:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:2a97dc7a16d022eee747d965615721758798f2323a5f60e4787a904cdcf886fa","coverage":[{"denominator":14,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":14,"source":"paper_references, paper_reference_links","source_observed_at":"2026-06-28T23:02:05.236125Z","state":"measured"},{"denominator":14,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":14,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-06T06:34:29.942622+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/2606.00228/citation-record","integrity":"/paper/2606.00228/integrity","json":"/paper/2606.00228/citation-record.json","paper":"/paper/2606.00228"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-06-28T23:02:05.236125Z","title":null,"venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:7cd7018a4a4d267f9e26146b7b553f29b198747e586487e02c66117353ac7409","observation_id":"89ff03d5-c981-4a3f-9103-6ab069b9c77a","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","resolver_source":null,"status":"malformed_identifier"},"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":"2026-06-28T23:02:05.236125Z","title":null,"venue":null,"work_id":null,"year":2025},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:cb015710aa928d92b44e2d5673c5f6648a81e93d89fcf500614f94bf2e348463","observation_id":"bdd7f31d-8cf1-4cb6-97d3-48f9bae9923d","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":", N−1} maintain a height array h[c] that counts the number of consecutive 1’s directly above (and including) pixel(r, c)","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:8af28d4c91b658c64258d3690237a3d76c085218fcc9ac386fd51887bfc1bd2e","observation_id":"9912947a-50b4-4cd2-9441-538ae55c92cd","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"largest rectangle in a histogram","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:272b23d4aa459a92ab1f2d077c01f4e9a70628870028f786816d8aee620be91e","observation_id":"e8d5eca9-a54a-4be5-af70-faf61afaba66","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"𝑁 = 8 𝒓 = 𝟎 𝒓 = 𝟏 𝒓 = 𝟐 𝒓 = 𝟑 𝒓 = 𝟓 …… 0 1 2 3 4 5 6 7 Figure 11.Visualization of maximal-rectangle generation.Left: an 8×8 binary mask, where colored (filled) pixels indicate 1’s","venue":null,"work_id":null,"year":2015},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:1340bc6fcf017edb7b54530195c7756d1e2dfbc8184abda3b2eb3ca721c8f2dc","observation_id":"96bfb9f5-8098-4d70-8693-6b7321dfd907","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:36edb20cffd3d2dbe64189855ce48eeefab1c9e5ec94018634980b944f84d8b7","observation_id":"5be87cdf-9d4a-42f1-bb04-ae4c189c1eb7","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:52055c4fabd6513656cd36a31a3ada7ecb0b393cc3948844ee100c42cc3dabe4","observation_id":"1f299a61-5c99-4d46-8bf7-3545b1ba380d","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"After this step, we obtain a pruned set of rectangles, denoted by Rpruned, and define K=|R pruned|","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:9c2d02c4f244e966683d589aec5c911f97e1aa7d240be5a2fb4166cf2cf308ef","observation_id":"c3c9c0f4-ad71-4c15-a5e8-d133d5c3a518","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"For example, if M(r,·) = 0011110011100 , then the RLE segments are(s, e) = (2,5)and(8,10)(0-indexed)","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:2e769cacf6706fd4cf57a66455f19bc76ed8d1df7589c823bedda9751cedc0e7","observation_id":"ee096027-9c0e-43b4-b667-7b5ba42092eb","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:1241c0558d0dd3396529722b20416bcaa9b6551c9e6efade1b33b8190b4db550","observation_id":"db119cc6-92fa-4d61-96d6-f0791ec0ccf9","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"For example, with RLE segments (2,5) and(8,10)and rectangles spanning[1,6),[4,9), and[8,12)on rowr, we collect{1,6,4,9,8,12} ∪ {2,5,8,10}","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:6cd102e2cdc0ad79d89801e18a2c4d43f4076ba8f4621e6e6782408bb4b9f56e","observation_id":"7edf6f5c-44ef-4283-a307-448f58ff6739","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"Consecutive pairs define intervals on which the set of covering rectangles is constant","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:075bf5e8586e2f35b3351f253fb9bd396955960ada037267b39072abfb79f5da","observation_id":"ebf9584d-83d7-4463-8dd1-a157df731879","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"For example, if an interval is [4,5) and on row r it is covered by exactly R1 and R2, we may choosec= 4and addx 1 +x 2 ≥1","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:9bc4a7749f980969998591c82a8861ff61e6115211ac26b50618685f7cec414e","observation_id":"7c4d6c63-83e2-4813-8f37-a22fed8e1cc3","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","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":"2026-06-28T23:02:05.236125Z","title":"These points define Θ(kr +t r) intervals","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-06-28T23:02:05.236125Z"},"links":{"citing_paper":"/paper/2606.00228"},"observation_digest":"sha256:4b68b06786ed3e8a81eb9d307f8ce4972d71eea79c268067c7aaa09c896f1ac2","observation_id":"01ec4ea0-5787-45a4-887b-59911c85baa4","resolution":{"observed_at":"2026-06-28T23:02:05.236125Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"paper":{"arxiv_id":"2606.00228","last_updated":"2026-05-29T18:01:59Z","latest_version":1,"primary_category":"cs.LG","snapshot_observed_at":"2026-07-06T23:40:56.510371Z","submitted_at":"2026-05-29T18:01:59Z","title":"LithoGRPO: Fast Inverse Lithography via GRPO Reinforced Flow Matching"},"reference_resolution":{"displayed":14,"state_counts":{"malformed_identifier":1,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":13,"verified_exact":0,"verified_fuzzy":0},"total_outbound_references":14},"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":"2026-08-06T06:34:29.942622+00:00","source":"crossref"},{"observed_at":"2026-08-06T06:34:23.284952+00:00","source":"retraction_watch"}],"thesis":"As of 7 August 2026, this Paper Citation Record lists 14 of 14 outbound references and 0 inbound Pith citation observations for arXiv:2606.00228."}