{"as_of":"2026-08-11T19:27:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:3198f3a0e38bfc06d2fdfadc5c9ff6affbd47cc06f2a08d57733ee93d4b8246e","coverage":[{"denominator":12,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":12,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-09T13:21:54.581781Z","state":"measured"},{"denominator":15,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":15,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-11T06:34:44.6726+00:00","state":"measured"},{"denominator":3,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":3,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-08T01:06:00.355373Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"arxiv_reference","source_observed_at":"2026-06-29T05:43:08.302411Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"cited_work":{"arxiv_id":"2502.02121","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2502.02121","snapshot_observed_at":"2026-06-29T05:43:08.302411Z","title":"arXiv preprint arXiv:2502.02121 , year=","venue":null,"work_id":"4d4fd96f-4d31-4cfe-8b68-31fdf57c480e","year":2025},"citing_paper":{"arxiv_id":"2605.20962","last_updated":"2026-05-20T09:48:46Z","snapshot_observed_at":"2026-07-06T23:31:27.989406Z","submitted_at":"2026-05-20T09:48:46Z","title":"No-regret optimization of time-varying bilevel problems","version":1},"reference_index":180,"source":"arxiv_source","source_observed_at":"2026-05-21T03:41:35.753370Z"},"links":{"cited_paper":"/paper/2502.02121","citing_paper":"/paper/2605.20962"},"observation_digest":"sha256:7bbce5b5a78dc2721e9b15fd3b77de8534f5540d2b232c49decbeed5573508d1","observation_id":"6279bee3-c1ee-4c8f-87a1-bb47aa4ce2d9","resolution":{"observed_at":"2026-05-21T03:43:56.289437Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"cited_work":{"arxiv_id":"2502.02121","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2502.02121","snapshot_observed_at":"2026-06-29T05:43:08.302411Z","title":"arXiv preprint arXiv:2502.02121 , year=","venue":null,"work_id":"4d4fd96f-4d31-4cfe-8b68-31fdf57c480e","year":2025},"citing_paper":{"arxiv_id":"2605.30531","last_updated":"2026-05-28T20:08:13Z","snapshot_observed_at":"2026-08-07T17:56:04.136895Z","submitted_at":"2026-05-28T20:08:13Z","title":"Benchmarking Bilevel Derivative-Free Optimization Algorithms","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-06-29T05:38:35.924564Z"},"links":{"cited_paper":"/paper/2502.02121","citing_paper":"/paper/2605.30531"},"observation_digest":"sha256:49f1fbc9cd5dab4656f2b31e6d2c3ce2cc38df7b004ec4497500493c36b89571","observation_id":"b22f3a27-88e9-4c86-bf31-d5452cb04a5c","resolution":{"observed_at":"2026-06-29T05:43:08.304453Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2502.02121","snapshot_observed_at":"2026-08-08T01:06:00.355373Z","title":null,"venue":null,"work_id":null,"year":2025},"citing_paper":{"arxiv_id":"2608.03045","last_updated":"2026-08-04T02:53:54Z","snapshot_observed_at":"2026-08-10T15:43:49.288588Z","submitted_at":"2026-08-04T02:53:54Z","title":"Exploiting Separability in Multi-Scale Grey-Box Bayesian Optimization","version":1},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-08T01:06:00.355373Z"},"links":{"cited_paper":"/paper/2502.02121","citing_paper":"/paper/2608.03045"},"observation_digest":"sha256:06cb0b5ef21ae217aec2c4de1bff95a8c0fab36ccbc80153bc3fed94a0b0edba","observation_id":"a1b7a68c-5d7d-4d35-8aaf-fdb136b0c19b","resolution":{"observed_at":"2026-08-08T01:06:00.355373Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2502.02121/citation-record","integrity":"/paper/2502.02121/integrity","json":"/paper/2502.02121/citation-record.json","paper":"/paper/2502.02121"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-09T13:21:54.643065Z","title":"16 BILBO: BILevel Bayesian Optimization D.3","venue":null,"work_id":"ff4e966f-8674-470a-99aa-54d6512f0bf8","year":2014},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.581781Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:0496a9dcf84b98d0fdf00aed1371fa874bdfa9b197d000284effb23a5750cf10","observation_id":"d444be9f-512f-451d-96c5-2950ec797006","resolution":{"observed_at":"2026-08-09T13:21:54.646567Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+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":"2026-08-09T13:21:54.547193Z","title":"URL https://doi.org/10.5334/jors.188","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.547193Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:4717beead24cb3a261b675ac2374c2e1ea144ff8c6c18370649dda11ad3461db","observation_id":"1c41afab-705b-44d9-b7e6-7a75cb71211c","resolution":{"observed_at":"2026-08-09T13:21:54.547193Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1807.02811","last_updated":"2018-07-08T13:06:26Z","snapshot_observed_at":"2026-08-07T12:49:05.688504Z","submitted_at":"2018-07-08T13:06:26Z","title":"A Tutorial on Bayesian Optimization","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1807.02811","snapshot_observed_at":"2026-08-09T13:21:54.561157Z","title":null,"venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.561157Z"},"links":{"cited_paper":"/paper/1807.02811","citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:59b2a56c14fdc7a5b82e8b68e09871d69fb55579c4c9c4890f7e471b88efbe3f","observation_id":"abdb90e8-72a1-4031-b83d-8bb4d6a2f283","resolution":{"observed_at":"2026-08-09T13:21:54.561157Z","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":"2026-08-09T13:21:54.679050Z","title":"R., Kusner, M","venue":null,"work_id":"c2fab5a2-d746-4894-9675-2c8561b3b0a7","year":2014},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.564644Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:85c2696f790db3bbf2ae6a4162df7d01d71efc67de3fc7574b3a9dedbdffedab","observation_id":"4808c7d4-bb33-410e-80c1-23a3a862adeb","resolution":{"observed_at":"2026-08-09T13:21:54.682053Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1303.3901","last_updated":"2013-10-07T01:07:57Z","snapshot_observed_at":"2026-07-06T03:08:53.855344Z","submitted_at":"2013-03-15T20:30:57Z","title":"Efficient Evolutionary Algorithm for Single-Objective Bilevel Optimization","version":2},"cited_work":{"arxiv_id":"1303.3901","doi":null,"metadata_source":"pith","pith_arxiv_id":"1303.3901","snapshot_observed_at":"2026-08-09T13:21:54.608450Z","title":"Efficient Evolutionary Algorithm for Single-Objective Bilevel Optimization","venue":"cs.NE","work_id":"2da458d7-9661-495a-b482-226076acd7d5","year":2013},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.570759Z"},"links":{"cited_paper":"/paper/1303.3901","citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:fb377468d064b3ce3bd36b4adaf910c0e5d412d741cf93d353acda97a1cd317e","observation_id":"f2239d05-abe0-43b7-be13-0fad07c21f51","resolution":{"observed_at":"2026-08-09T13:21:54.613921Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+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":"2026-08-09T13:21:54.653426Z","title":null,"venue":null,"work_id":"4fc580d7-1dc6-4dd4-a5a4-5d08f115a200","year":2021},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.578148Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:69415fdf0f6fd432a6605c9df07ef55715b097bb7aa78c43cfc3d85d36862554","observation_id":"1d58d293-92a0-4d64-be04-289d90add466","resolution":{"observed_at":"2026-08-09T13:21:54.656343Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+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":"2026-08-09T13:21:54.670461Z","title":"M., Singh, H","venue":null,"work_id":"610409c3-f66b-416f-aeaa-a77a76830deb","year":2018},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2016,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.567688Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:e92d573737231de01029567fe54f3a35ae67bbc02ce9b6fa60abd806ea43c5c0","observation_id":"f13e3f23-56f5-4606-a834-1d03cc20e20c","resolution":{"observed_at":"2026-08-09T13:21:54.673506Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+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":"2026-08-09T13:21:54.688307Z","title":"COCO - the CAPE-OPEN to CAPE-OPEN simulator — cocosimulator.org","venue":null,"work_id":"7a4e77b7-e800-4d7a-a4bf-d9a005fd2d17","year":2024},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2017,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.553598Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:d1a2f7f3d3b87469c110bd9acb4b483d56f482a9fc1952b56d9d867a83ab4e4e","observation_id":"0e8096ae-475f-4bcc-871f-cb9d11ccab30","resolution":{"observed_at":"2026-08-09T13:21:54.691862Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1012.2599","last_updated":"2010-12-12T22:53:04Z","snapshot_observed_at":"2026-07-06T02:20:34.514024Z","submitted_at":"2010-12-12T22:53:04Z","title":"A Tutorial on Bayesian Optimization of Expensive Cost Functions, with Application to Active User Modeling and Hierarchical Reinforcement Learning","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1012.2599","snapshot_observed_at":"2026-08-09T13:21:54.543135Z","title":"M., and De Freitas, N","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2018,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.543135Z"},"links":{"cited_paper":"/paper/1012.2599","citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:8ee9b8583a2065968f1a836fcd081fb0922b77fd50916f585a555c90b287d1dd","observation_id":"444ccefe-6fc4-452c-b403-da79bfc3bce5","resolution":{"observed_at":"2026-08-09T13:21:54.543135Z","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":"2026-08-09T13:21:54.697807Z","title":"chemsep.org","venue":null,"work_id":"aeab2576-2c0e-40b7-b423-489f3f61415b","year":2024},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2019,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.550376Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:5c66ef8801f664f4b2f0146c3531dd1c511d49bc5891a0a23c0d16d95341e69f","observation_id":"99ce6bab-3dfd-4477-8a9d-3ab4bbb7f109","resolution":{"observed_at":"2026-08-09T13:21:54.701087Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+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":"2026-08-09T13:21:54.661945Z","title":"K., and Ray, T","venue":null,"work_id":"4e084f72-45ac-4160-973e-6f14662f8cf6","year":2021},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2021,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.574877Z"},"links":{"citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:a1d2dc777f8fd55de96b04abe2f11595b98c9ade3e049bdde93c39c53fb7deb8","observation_id":"85470563-153e-46d5-bcbd-d0512020f5de","resolution":{"observed_at":"2026-08-09T13:21:54.664935Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-11T06:34:44.6726+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2412.18518","last_updated":"2024-12-24T15:55:30Z","snapshot_observed_at":"2026-08-11T11:47:17.727710Z","submitted_at":"2024-12-24T15:55:30Z","title":"Bayesian Optimization of Bilevel Problems","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2412.18518","snapshot_observed_at":"2026-08-09T13:21:54.557588Z","title":"Bayesian optimization of bilevel problems","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization","version":2},"reference_index":2023,"source":"pdf_text","source_observed_at":"2026-08-09T13:21:54.557588Z"},"links":{"cited_paper":"/paper/2412.18518","citing_paper":"/paper/2502.02121"},"observation_digest":"sha256:689e1c1a5d114d0068ca38149e425b62ccf267c95079c7764f23c0f2525643d6","observation_id":"e552e698-7297-4402-8092-2870729a58da","resolution":{"observed_at":"2026-08-09T13:21:54.557588Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"paper":{"arxiv_id":"2502.02121","last_updated":"2025-05-28T14:26:35Z","latest_version":2,"primary_category":"cs.LG","snapshot_observed_at":"2026-08-11T18:12:01.014521Z","submitted_at":"2025-02-04T08:57:47Z","title":"BILBO: BILevel Bayesian Optimization"},"reference_resolution":{"displayed":12,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":5,"verified_exact":1,"verified_fuzzy":6},"total_outbound_references":12},"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":"2026-08-11T06:34:44.6726+00:00","source":"crossref"},{"observed_at":"2026-08-11T06:34:36.301508+00:00","source":"retraction_watch"}],"thesis":"As of 11 August 2026, this Paper Citation Record lists 12 of 12 outbound references and 3 inbound Pith citation observations for arXiv:2502.02121."}