{"as_of":"2026-08-15T02:22:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:9e6527fab6c1a498af058396b3e1b56429ccc207aab4b621eb8a805e17123075","coverage":[{"denominator":37,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":37,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T14:56:43.900383Z","state":"measured"},{"denominator":39,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":39,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-14T06:32:32.682623+00:00","state":"measured"},{"denominator":2,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":2,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-14T13:37:09.096835Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"pith","source_observed_at":"2026-08-14T11:33:27.133913Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1908.02378","snapshot_observed_at":"2026-08-14T13:37:09.096835Z","title":"Ouyang, N","venue":null,"work_id":null,"year":2019},"citing_paper":{"arxiv_id":"1908.05047","last_updated":"2020-03-02T04:37:25Z","snapshot_observed_at":"2026-08-15T01:16:19.577391Z","submitted_at":"2019-08-14T09:51:12Z","title":"Graph States as a Resource for Quantum Metrology","version":3},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T13:37:09.096835Z"},"links":{"cited_paper":"/paper/1908.02378","citing_paper":"/paper/1908.05047"},"observation_digest":"sha256:df003c850f44250cbb846f0a1d2a93a0566b2980e68be0a4cebeaac85cce0d6c","observation_id":"facff67d-96ba-4a12-ad88-4e2fa9470b36","resolution":{"observed_at":"2026-08-14T13:37:09.096835Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"cited_work":{"arxiv_id":"1908.02378","doi":null,"metadata_source":"pith","pith_arxiv_id":"1908.02378","snapshot_observed_at":"2026-08-14T11:33:27.133913Z","title":"Robust quantum metrology with explicit symmetric states","venue":"quant-ph","work_id":"96f89124-56ab-447c-87cf-b9091725acdd","year":2019},"citing_paper":{"arxiv_id":"1908.08904","last_updated":"2020-04-16T09:38:16Z","snapshot_observed_at":"2026-08-14T11:24:04.749287Z","submitted_at":"2019-08-23T17:03:35Z","title":"Variational-State Quantum Metrology","version":3},"reference_index":53,"source":"pdf_text","source_observed_at":"2026-08-14T11:33:24.517389Z"},"links":{"cited_paper":"/paper/1908.02378","citing_paper":"/paper/1908.08904"},"observation_digest":"sha256:787b876a0274a9eb56dbb574f3911207359acb8db12894e328652000469441bb","observation_id":"d015ae37-5416-4941-9319-4498cbb9f0b9","resolution":{"observed_at":"2026-08-14T11:33:27.222353Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/1908.02378/citation-record","integrity":"/paper/1908.02378/integrity","json":"/paper/1908.02378/citation-record.json","paper":"/paper/1908.02378"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":"raw_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-14T14:56:44.461477Z","title":"Quantum Computing in the NISQ era and be- yond,","venue":null,"work_id":"b2576bb9-4784-434a-b7d2-de51c1aac413","year":2018},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.728945Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:2201412cc4d3453d2643fad0193fdb3a545541ae48e804f8357c186fa5310c93","observation_id":"76bb9fd9-2e9b-4daf-aa61-88bbd2d8669d","resolution":{"observed_at":"2026-08-14T14:56:44.465850Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.488216Z","title":"The generator corresponds only to the unerased qubits, and is given by H =∑N−t i=1 Zi","venue":null,"work_id":"97f4ca87-dfd4-41d8-9075-ee0ef7683f02","year":null},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.715095Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:ff4bdb5d1de23643ec8391b6b800d2d91eb0eea93e4e3b224adb43d149ca79ac","observation_id":"4b549a7b-2a94-40eb-a198-ef56c193a572","resolution":{"observed_at":"2026-08-14T14:56:44.492249Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.475205Z","title":"We then count the num- ber of instances in which the resultant Pauli operator acts non-trivially on zero, one, two, three and four qubits","venue":null,"work_id":"905ad6cd-b7e5-4e2c-a3d1-0a2b7eaa82c0","year":null},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.723825Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:7948b02d7bcbb134a1981e64f9068eb5b6c60430a4f5e666dd420f5e33855d9f","observation_id":"92bbcb77-0b3c-435f-aa50-0f3a658557ba","resolution":{"observed_at":"2026-08-14T14:56:44.480161Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.448399Z","title":"Observation of gravitational waves from a bi- nary black hole merger,","venue":null,"work_id":"e39a5ffc-09c8-4e04-877e-8d3e0ef129fa","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.733498Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:aaf5d987307b67a47fd5350b3e67bc5ea595a8c00761f2ccd376fdff2cd7ae28","observation_id":"431f7c8e-d1e8-4e48-a87d-2734b47f1f8c","resolution":{"observed_at":"2026-08-14T14:56:44.452894Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1905.02672","last_updated":"2019-05-07T16:19:40Z","snapshot_observed_at":"2026-08-14T16:35:59.524750Z","submitted_at":"2019-05-07T16:19:40Z","title":"Quantum radar","version":1},"cited_work":{"arxiv_id":"1905.02672","doi":null,"metadata_source":"pith","pith_arxiv_id":"1905.02672","snapshot_observed_at":"2026-08-14T14:56:43.976414Z","title":"Quantum radar","venue":"quant-ph","work_id":"b06eec4b-3f68-4f51-8650-763c31fed7b4","year":2019},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.738716Z"},"links":{"cited_paper":"/paper/1905.02672","citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f96d8655f92760d8a153322094609ace93613e58cb447e7f93e18051019e56e0","observation_id":"ef8bfcbb-8605-4f0c-b3e6-c8d7101604eb","resolution":{"observed_at":"2026-08-14T14:56:43.982071Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.434010Z","title":"Quantum metrology and its application in biology,","venue":null,"work_id":"b9e49f32-8510-4d81-abc3-a7131f5e7171","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.745836Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:96c3e10f22ff4a1acada385d96a7f3f0b58427be9c288b652a9843dc59db105a","observation_id":"28946df3-cfae-4829-89c2-c0068942e1b0","resolution":{"observed_at":"2026-08-14T14:56:44.440064Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.417967Z","title":"Quantum phase estimation with lossy interferometers,","venue":null,"work_id":"e55cdeef-1a4e-4514-91cf-171f8f14c0f6","year":2009},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.750408Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:ee9ec901c8620a9e4589ea0f4b90a68cb5f66a3bb134e9922789c1455f5347cb","observation_id":"f310ddd2-ac73-4f1e-a05c-9a8d65b3e23c","resolution":{"observed_at":"2026-08-14T14:56:44.422639Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.405019Z","title":"Quantum metrology enhanced by repetitive quantum error correction,","venue":null,"work_id":"d56862d8-43a4-461b-b225-3123c539b059","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.754757Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:febc06e050ccbb5c713ea06dea6d0a27ed3998302d63bdd4093b1ff4c3c06a36","observation_id":"20a6991d-37c9-479b-b939-d8ce52a74704","resolution":{"observed_at":"2026-08-14T14:56:44.410130Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.390970Z","title":"Quantum hamiltonian identifica- tion from measurement time traces,","venue":null,"work_id":"862e01e9-d79e-4ea3-aa31-ab53c4ed733b","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.759516Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:51c72e46931e61494228d229464f69ddc5ed49375d1a9b80917a06d71fcc2b36","observation_id":"2da06809-51d9-47b6-8d90-29c153f30895","resolution":{"observed_at":"2026-08-14T14:56:44.395832Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.376241Z","title":"Finite-error metrological bounds on multiparameter hamiltonian estimation,","venue":null,"work_id":"8b9215d4-f212-4e54-a467-c12cdfada4ad","year":2018},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.763677Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:24feca462a087624cdeb078365a0266c0f55818846829bd9c181914200665067","observation_id":"4072c082-a62a-4a7c-820b-2a561815fd6c","resolution":{"observed_at":"2026-08-14T14:56:44.380381Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.361665Z","title":"Quantum metrology of spatial defor- mation using arrays of classical and quantum light emitters,","venue":null,"work_id":"09242125-ff19-41d4-b26c-4f4f74eef0ab","year":2017},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.767870Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:040d8bb737674f4387e274a01bd5d19feb8ea847a8f9c0ab9d694514d8352cd5","observation_id":"dba65e0c-c3af-4fa5-8717-b7034a6d411b","resolution":{"observed_at":"2026-08-14T14:56:44.365074Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1802.01601","last_updated":"2018-02-05T19:01:34Z","snapshot_observed_at":"2026-08-14T19:48:42.264916Z","submitted_at":"2018-02-05T19:01:34Z","title":"Quantum Fisher information for general spatial deformations of quantum emitters","version":1},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1802.01601","snapshot_observed_at":"2026-08-14T14:56:43.773193Z","title":"Quantum fisher information for general spatial deformations of quantum emitters,","venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.773193Z"},"links":{"cited_paper":"/paper/1802.01601","citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f643ff8bb5e23b9b8ac7c10b6b7dc29f5853182ac57836e075229230172aee5b","observation_id":"72bf8c48-a1d0-449c-8d43-672f0eb892a6","resolution":{"observed_at":"2026-08-14T14:56:43.773193Z","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":"2026-08-14T14:56:44.350206Z","title":"Quantum error correction for metrology,","venue":null,"work_id":"f853df4b-83b6-4330-8f0b-51f9c8f5a762","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.777727Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:107623b8a34850d4561b85cf787e43160dbf4e7a1a277615b6da04fbe9249dae","observation_id":"b659c28f-7426-4f6b-b58f-1a79516c2175","resolution":{"observed_at":"2026-08-14T14:56:44.354535Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.337871Z","title":"Improved quantum metrology using quantum error correction,","venue":null,"work_id":"54fc82f3-3943-415f-8506-24123455f1e2","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.781610Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f1db64695b8795802e5ba199c8067ec0e62029315a3e7de6badf6f107f26d967","observation_id":"80277e58-eaa1-47eb-a076-6bfd64bd1459","resolution":{"observed_at":"2026-08-14T14:56:44.342037Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.315360Z","title":"In- creasing sensing resolution with error correction,","venue":null,"work_id":"1b4b5141-512f-4964-9403-43b394a890f8","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.785432Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:7cfe6f338ba6dfc762d2781841c9af161b258c713f18292e132a8c358dbf2339","observation_id":"9bfceccb-720d-4b73-b728-6436914cf12a","resolution":{"observed_at":"2026-08-14T14:56:44.326896Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.303181Z","title":"Magnetic-field sensing with quantum error detection under the effect of energy relax- ation,","venue":null,"work_id":"9bd4a640-ad01-4522-b5a2-7b08d969a8c8","year":2017},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.791535Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:6d75f90e97563b6eeff7e16420e33599cfd87bb3a7b2f04ae1aff68c296a4424","observation_id":"10dc2217-55aa-485d-9c9c-06ab4d81d439","resolution":{"observed_at":"2026-08-14T14:56:44.307513Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.290302Z","title":"Achieving the heisenberg limit in quantum metrology using quantum error correction,","venue":null,"work_id":"212dc75b-0efd-45d1-baf8-6193db60cab4","year":2018},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.802275Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:eeb02a6820cb0183bc8ddac5ab15ce18e589c8b55caa6c7ceb9a84e3369feb62","observation_id":"6652922a-6af0-438d-864e-de29a566a330","resolution":{"observed_at":"2026-08-14T14:56:44.294599Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.276759Z","title":"Ancilla- free quantum error correction codes for quantum metrology,","venue":null,"work_id":"35f69513-781e-4b58-bd0e-c181c523e484","year":2019},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.808219Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:13a2dab6ad4c716eb09f1642720747f13cccdd45b950e02be571b3868e30a20a","observation_id":"d9134e84-e53a-431d-bf48-88c13bed2e21","resolution":{"observed_at":"2026-08-14T14:56:44.281928Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"1901.00896","last_updated":"2020-07-01T12:04:37Z","snapshot_observed_at":"2026-08-14T17:35:24.335030Z","submitted_at":"2019-01-03T20:04:00Z","title":"Optimal probes and error-correction schemes in multi-parameter quantum metrology","version":4},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"1901.00896","snapshot_observed_at":"2026-08-14T14:56:43.814530Z","title":"Quantum error correction in multi-parameter quantum metrology,","venue":null,"work_id":null,"year":1901},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.814530Z"},"links":{"cited_paper":"/paper/1901.00896","citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:196b07cc961836b867c18a96c123ea394b9b0df23a8b57e3fb0a688af1ecf4c9","observation_id":"958904ab-f5c8-42df-b584-46a31b1c0d83","resolution":{"observed_at":"2026-08-14T14:56:43.814530Z","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":"2026-08-14T14:56:44.263740Z","title":"The elusive heisenberg limit in quantum-enhanced metrol- ogy,","venue":null,"work_id":"7fadedd8-b51c-4cbc-b0d0-123c033c221d","year":2012},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.820601Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:a79b91e522f3afbf31c056ca7fb983e5477f8cdfa796fc228fd6f6c25c2fe9ae","observation_id":"134ac5b2-de95-4d9f-9056-d0e6d622da80","resolution":{"observed_at":"2026-08-14T14:56:44.267840Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.251318Z","title":"Random bosonic states for robust quantum metrology,","venue":null,"work_id":"d661ed96-9814-4229-b730-f3924b344465","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.825816Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:7d9a90e87052c23f823dbf6f2e935f04a3b27c55792b96817e910894fec5dcde","observation_id":"1c61bdc4-3e4b-4b73-976f-591efda168fb","resolution":{"observed_at":"2026-08-14T14:56:44.255728Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.238319Z","title":"Quantum spin squeezing,","venue":null,"work_id":"7867009c-b1ad-4f37-8da6-43fee134aa1c","year":2011},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.830978Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:d7b59d2e096e0a6e14de939874d1685e28b85172fb64472db9ce0a1675d2ba1a","observation_id":"3743df4f-dedf-467f-a0cb-53dde24cb6bd","resolution":{"observed_at":"2026-08-14T14:56:44.242807Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.226439Z","title":"Quantum enhanced estima- tion of a multidimensional field,","venue":null,"work_id":"6fb69da0-353b-489e-9445-ff84e37936cc","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.835206Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:98e91adf2da82fd05a2f6b3a3dedc74fd94f3612650b304e08aef8a76eda3819","observation_id":"4154d0ca-9683-4830-bba1-33549720bd98","resolution":{"observed_at":"2026-08-14T14:56:44.230553Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.213229Z","title":"Quantum error detection .II. Bounds,","venue":null,"work_id":"d1cea839-6e17-48d6-a5bb-c42ab9992648","year":2000},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.839762Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:a6fa105adbe6535f707a371403ad114e4998f70006497ac3391e7e66177ce546","observation_id":"11a75269-637e-43b4-9b4e-84aad2ab1ce3","resolution":{"observed_at":"2026-08-14T14:56:44.217378Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.199047Z","title":"A finite Gilbert-Varshamov bound for pure stabilizer quantum codes,","venue":null,"work_id":"8a87495a-62e2-4256-9750-eaaabc35efcc","year":2004},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.844067Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:0a7e0cbf50a5f44b6467577c39f372064db09b9ec2a3ceefeb8ab7a8b9c388a8","observation_id":"f372c174-afc0-4bf7-bf05-1acf336d33fc","resolution":{"observed_at":"2026-08-14T14:56:44.203893Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.182943Z","title":"The asymptotic probability distribution of the rela- tive distance of additive quantum codes,","venue":null,"work_id":"167e5234-c7d3-4499-8563-c8f7cd140a33","year":2008},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.848435Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:6f4fc870baffd920f5aa1c783630c8aaf733b56c68e8816de2b1422efc56f643","observation_id":"5f25e7af-7fb6-4aa4-97c5-59d35ecc4630","resolution":{"observed_at":"2026-08-14T14:56:44.188862Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.166981Z","title":"Quantum Gilbert-Varshamov bound through symplectic self-orthogonal codes,","venue":null,"work_id":"a7b6f90f-b7c7-4c42-8c78-1dd80d869388","year":2011},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.852874Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:c766a0c8f5c016c728a7efd55042fbb7e20c969bf2d0f5818d622d9610c087a1","observation_id":"0bff6159-33df-4cc2-a9d3-090e4402db02","resolution":{"observed_at":"2026-08-14T14:56:44.171648Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.149203Z","title":"Concatenated quantum codes can attain the quantum gilbertvarshamov bound,","venue":null,"work_id":"8c7f3271-936c-41fe-acf1-d7de99c5efbf","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.857328Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:dd84918113c9255edf9b8679713687a00831378badbebf021d7fde6b52beb4da","observation_id":"39fb8f49-191a-4181-a19c-5fbeb03e3c72","resolution":{"observed_at":"2026-08-14T14:56:44.154225Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.135704Z","title":"Pauli Exchange Errors in Quantum Compu- tation,","venue":null,"work_id":"b5835e73-5ca3-4d6d-82c9-0904aa87d491","year":2000},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.862048Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:9cf6982883377e8c843e263b8627332a952ea64ac90ce0597ec7bb7beeb979f7","observation_id":"49141b47-4e3d-4cd3-8abd-0cb85bd3a3d4","resolution":{"observed_at":"2026-08-14T14:56:44.140693Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.122391Z","title":"Permutationally invariant codes for quantum error correction,","venue":null,"work_id":"9c658a10-c485-43a4-ba98-b81277c33f15","year":2004},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.866229Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:8f137707d6f582197ce8dade864f15aaf8e9471420a832209175dc3593218a3f","observation_id":"f7bf014b-7f5a-43a2-8f68-6f0262324b3e","resolution":{"observed_at":"2026-08-14T14:56:44.127229Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.109215Z","title":"Permutation-invariant quantum codes,","venue":null,"work_id":"d8dcfe41-458d-40d2-abe0-0f5ff5cfb59d","year":2014},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.870195Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f94508d04796064015bf567b6cd9e271e7260328149b962fdaf9142a55a1ead1","observation_id":"36253049-5c0c-45c0-b956-42de1e70aaa8","resolution":{"observed_at":"2026-08-14T14:56:44.113520Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.095148Z","title":"Permutation-invariant codes encoding more than one qubit,","venue":null,"work_id":"9bf08ddf-df40-4d02-99f6-8cdae2d49859","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.875562Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:aafb7ef183710157d2c169750fd060e28a0623e44ade3fcb9aaaa039536b057b","observation_id":"589a5920-1b9d-4513-aa7b-ef769e1022c2","resolution":{"observed_at":"2026-08-14T14:56:44.100424Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.069939Z","title":"Permutation-invariant qudit codes from polyno- mials,","venue":null,"work_id":"a92f18ef-3dac-4a53-8b5d-396319d5f4c3","year":2017},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.880067Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:d66d1b2a8f157e6812e05b8f5fba9f584d8f0934dfeea2d8fdb0631205aff459","observation_id":"daaa1379-2072-45ab-a0ea-47ed37970de8","resolution":{"observed_at":"2026-08-14T14:56:44.076529Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.043872Z","title":"Permutation-invariant constant-excitation quantum codes for amplitude damping,","venue":null,"work_id":"5ecdab6f-0ebd-4d7e-bf69-c16d5b7742b0","year":2018},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.884662Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:7813ede5bac6ca714207eed4889cc865cec933ddf8123790eb9b87602f1ecc69","observation_id":"19cbbdd7-dacb-40db-8022-e3d306836b61","resolution":{"observed_at":"2026-08-14T14:56:44.048519Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.027421Z","title":"Initializing a permutation-invariant quantum error- correction code,","venue":null,"work_id":"e5b6234f-8556-494f-9f27-8e500e15922f","year":2019},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.889338Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f8d10286ce56d10fa477bf497c3f53e560df9466b405efd5a1491a903561e0bd","observation_id":"e5b6e798-745a-4ad1-b91e-cec7b22ef0cd","resolution":{"observed_at":"2026-08-14T14:56:44.033240Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:44.008392Z","title":"Entanglement and symmetry in permutation-symmetric states,","venue":null,"work_id":"052beb28-2c67-4ddb-b63b-83374e6982b1","year":2011},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.893938Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:b7a19cbfdfa6449d10b047de9d5994ab15ff1e01bd1f8a1229aaee6a3afc1f69","observation_id":"62619c3d-d395-478c-b31b-0177ca1fa36a","resolution":{"observed_at":"2026-08-14T14:56:44.015027Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+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":"2026-08-14T14:56:43.993272Z","title":"New class of quan- tum error-correcting codes for a bosonic mode,","venue":null,"work_id":"d54db9f1-85a5-4092-b46d-c1920678d307","year":2016},"citing_paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states","version":4},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-08-14T14:56:43.900383Z"},"links":{"citing_paper":"/paper/1908.02378"},"observation_digest":"sha256:f25f3477586bf47bcd49a52ac5521814112871a76aadbb5ec901b0388ef0e2e3","observation_id":"ce526079-7809-4b3d-822f-942ab5731404","resolution":{"observed_at":"2026-08-14T14:56:43.998606Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-14T06:32:32.682623+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"1908.02378","last_updated":"2021-12-02T11:58:13Z","latest_version":4,"primary_category":"quant-ph","snapshot_observed_at":"2026-08-15T00:56:45.434672Z","submitted_at":"2019-08-06T21:56:54Z","title":"Robust quantum metrology with explicit symmetric states"},"reference_resolution":{"displayed":37,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":2,"verified_exact":1,"verified_fuzzy":34},"total_outbound_references":37},"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":"2026-08-14T06:32:32.682623+00:00","source":"crossref"},{"observed_at":"2026-08-14T06:32:18.44784+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 37 of 37 outbound references and 2 inbound Pith citation observations for arXiv:1908.02378."}