{"as_of":"2026-08-15T18:13:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:79a0f3c811ec705d2da6670ec27d85afbda412f574c0e647e6ae31afd7ba5f97","coverage":[{"denominator":45,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":45,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-10T22:06:28.179302Z","state":"measured"},{"denominator":46,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":46,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-15T06:32:42.880941+00:00","state":"measured"},{"denominator":1,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":1,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-07T06:10:28.549284Z","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":"2026-08-07T06:10:29.478602Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"cited_work":{"arxiv_id":"2501.04049","doi":null,"metadata_source":"pith","pith_arxiv_id":"2501.04049","snapshot_observed_at":"2026-08-07T06:10:29.478602Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","venue":"quant-ph","work_id":"193c45b8-fdf2-4a4f-acff-a8aa7fb655bd","year":2025},"citing_paper":{"arxiv_id":"2506.05989","last_updated":"2025-06-06T11:19:17Z","snapshot_observed_at":"2026-08-07T05:59:59.832530Z","submitted_at":"2025-06-06T11:19:17Z","title":"An optical frequency shifter based on continuous-wave pump fields","version":1},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-07T06:10:28.549284Z"},"links":{"cited_paper":"/paper/2501.04049","citing_paper":"/paper/2506.05989"},"observation_digest":"sha256:f9492c57ea9bdee3f691b7879eb60f452e91e06ed966a11d845be390e75ac02b","observation_id":"f6522c10-cc89-4262-ae9f-d13e3e1cb6e4","resolution":{"observed_at":"2026-08-07T06:10:29.619606Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"links":{"evidence":"/evidence","html":"/paper/2501.04049/citation-record","integrity":"/paper/2501.04049/integrity","json":"/paper/2501.04049/citation-record.json","paper":"/paper/2501.04049"},"outbound":[{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.010985Z","title":null,"venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":1,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.010985Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:22d26cf5895ab08068f27bcc10e306bdda0c24a3f4df4aa970d05f4a6f895eb8","observation_id":"1507374b-399a-4f9d-9a4b-25da2e27bfaf","resolution":{"observed_at":"2026-08-10T22:06:28.010985Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.016685Z","title":"R¨ utz, K.-H","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":2,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.016685Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:f5db96d61253587cb32bf8b8b93fb57a62327123a070ae88423dae699256bb10","observation_id":"1f99b132-02e8-42f9-b6f0-cd62f82e2800","resolution":{"observed_at":"2026-08-10T22:06:28.016685Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.020833Z","title":"Zaske, A","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":3,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.020833Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:33e2c3cc263b80814a3892381b3f2360b2e4a0e791b59a0273e1ba1f2edd2448","observation_id":"94290f72-117d-4aa2-a392-88b842f43545","resolution":{"observed_at":"2026-08-10T22:06:28.020833Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.024749Z","title":"Krutyanskiy, M","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":4,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.024749Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:410da80f80fb984a37c07325a431ab5d94a29ecd2316c3d832e91b213537c00d","observation_id":"1e62212c-86f5-4361-a98a-5e3239174189","resolution":{"observed_at":"2026-08-10T22:06:28.024749Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.028885Z","title":"Fisher, R","venue":null,"work_id":null,"year":2021},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":5,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.028885Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:4263a53e98950b87e953e430e0578b9deb809c8f000b9aed731cc7bafbc940ff","observation_id":"039bb9cd-1cfa-4d80-84a6-2c7f2e0a6907","resolution":{"observed_at":"2026-08-10T22:06:28.028885Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.032646Z","title":null,"venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":6,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.032646Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:8bbebfc101eb7d6cd71b21617a85096730284ac4d3c643a5452e72d5b2d79b30","observation_id":"8d53701e-3eb2-42ff-9b05-bb67013906d1","resolution":{"observed_at":"2026-08-10T22:06:28.032646Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.036979Z","title":null,"venue":null,"work_id":null,"year":2014},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":7,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.036979Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:01061f957be212aded370f9a18b9c2140153a7c2d5ac48f50c477d1887f163db","observation_id":"36300ac5-5fad-4211-80d9-942b25c957a7","resolution":{"observed_at":"2026-08-10T22:06:28.036979Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.041523Z","title":"Ikuta, Y","venue":null,"work_id":null,"year":2011},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":8,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.041523Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:8923ebde0466408d809d034390e693b4ab6ce9ad9adf8bc67d7c33a180edf13e","observation_id":"d26afa82-91b7-4a27-8286-a34ecfc16439","resolution":{"observed_at":"2026-08-10T22:06:28.041523Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.045050Z","title":"De Greve, L","venue":null,"work_id":null,"year":2012},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":9,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.045050Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:eddefa8b2fca6a19f26b221cfa7463a87894ecac11a6120aec4b2dd20ec1668e","observation_id":"a0a72507-7f05-4433-9f81-1b7a7b34ca57","resolution":{"observed_at":"2026-08-10T22:06:28.045050Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.048542Z","title":"Tyumenev, J","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":10,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.048542Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:7702562ec167e628bcdc83dae3f5b3918d78f229eee289bfc735361fc2629bdd","observation_id":"53b12459-4241-4ebd-a39d-4612bfe88287","resolution":{"observed_at":"2026-08-10T22:06:28.048542Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.053106Z","title":null,"venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":11,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.053106Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:29b9b647bfca41582b503378413f5c3c434faa83f41ed7fc0b47207a7b4538e8","observation_id":"c4af8de0-dd5b-431b-ad6c-2e903a7ea903","resolution":{"observed_at":"2026-08-10T22:06:28.053106Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.056966Z","title":"Deutsch, C","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":12,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.056966Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:e4a225ca145bc777e3b4560eabc3acef4b1827a243cd3df80866855708b5b3a7","observation_id":"f1ee4838-12b2-4e2e-8df3-ff66e05ed63c","resolution":{"observed_at":"2026-08-10T22:06:28.056966Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.060658Z","title":"Eramo and M","venue":null,"work_id":null,"year":1994},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":13,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.060658Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:063849de6206385d31ffd9f3ccff6a6583dcf2c52435a03d11b3e364b4bba45f","observation_id":"1fbea97b-aa69-4f9e-8fbf-7505dbb0d7a1","resolution":{"observed_at":"2026-08-10T22:06:28.060658Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.064444Z","title":"Tamaki, K","venue":null,"work_id":null,"year":1998},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":14,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.064444Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:d0ed3c5f88fb1bbb4df21115b0ec6d2ce86f3697a249660ac20e02a699fbd206","observation_id":"0913e594-829f-4e4b-b41f-9a9692ec16fb","resolution":{"observed_at":"2026-08-10T22:06:28.064444Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.068508Z","title":null,"venue":null,"work_id":null,"year":2008},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":15,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.068508Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:9ee1e3355c99b72224b21a3b813d9bda084b99952ebd9323f6367f3818b476de","observation_id":"18a1987c-770c-4ca2-a1f9-7dfa35791c11","resolution":{"observed_at":"2026-08-10T22:06:28.068508Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.072215Z","title":"Cassataro, D","venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.072215Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:bc86980c68136b9fe5fb75177312395ca5dae721b76f11e142fd041affb965ee","observation_id":"727c16e0-a28e-486c-a00d-9dc363d08932","resolution":{"observed_at":"2026-08-10T22:06:28.072215Z","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":"2026-08-10T22:06:28.496052Z","title":null,"venue":null,"work_id":"e1af855c-ebb2-4db0-945b-ea1a0daae9a3","year":2008},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":17,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.075475Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:64fa3b2cb8da5a39039f182c67429801a6c18a8eaa43a9a8e03241d8a7265413","observation_id":"82bce2b6-edcc-4adb-b7ee-09499894c4be","resolution":{"observed_at":"2026-08-10T22:06:28.499650Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.079516Z","title":null,"venue":null,"work_id":null,"year":2017},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":18,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.079516Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:d4568ce1679ac9d421af6e7976c77630633ccab2428967525bd981eca838aa67","observation_id":"fdb6480d-32f8-4dc9-a1cc-b4887438f565","resolution":{"observed_at":"2026-08-10T22:06:28.079516Z","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":"10.1063/1.5030335/19920671/091101","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.234701Z","title":"Rigneault and P","venue":null,"work_id":"a4be5068-496a-4cec-99fb-eaab44501207","year":2018},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":19,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.083404Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:f595952a6ed9dcc7435f9e3b0f97b3138fef3b853126155f60d8552e1eb9cc75","observation_id":"5d801277-7bc1-4d05-86d8-667fa339c812","resolution":{"observed_at":"2026-08-10T22:06:28.238083Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":"10.1063/1.5111000/12840001/055108","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.224757Z","title":"Gr¨ ossle, B","venue":null,"work_id":"8943da79-1282-467f-bb93-3730f5c5869b","year":2020},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":20,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.087456Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:db73780c951a0b9bc5a9dedf91262e2007c7d34275a0cf9dd8b08c774c3de29e","observation_id":"8cc78aae-c1ca-497a-898a-9824474d1e03","resolution":{"observed_at":"2026-08-10T22:06:28.228196Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.479356Z","title":null,"venue":null,"work_id":"7a96dcf8-574f-48a5-8c12-abcbead97084","year":2023},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":21,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.091832Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:db3b32ac830a0bff097da612237bded8326ce8cf5216e328d0f352df5ed23050","observation_id":"a5635bf7-e969-4564-8c33-e60f7bce4140","resolution":{"observed_at":"2026-08-10T22:06:28.482833Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.095155Z","title":"Hamer, F","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":22,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.095155Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:7afba3c7c4079293719f10cec4ec1050aa5b258615ccf087efb32ab303b2eb1d","observation_id":"5d03d437-121c-4d37-b6f0-818292c62d91","resolution":{"observed_at":"2026-08-10T22:06:28.095155Z","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":"10.3390/books978-3-03921-089-3","metadata_source":"doi_reference","pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.212529Z","title":"Belardi, Hollow core optical fibers (MDPI - Multidisciplinary Digital Publishing Institute, 2019) https://doi.org/10.3390/books978-3-03921-089-3","venue":null,"work_id":"9111fb37-2c23-4664-a29c-3ada40730a5e","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":23,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.098513Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:74f59238c6d8551de3aad83f5fede813e66896604c8fa08c0e17195700a3bf26","observation_id":"cb20d08a-d77e-491f-b34c-959c059355b1","resolution":{"observed_at":"2026-08-10T22:06:28.217723Z","resolver_source":"doi","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.463986Z","title":null,"venue":null,"work_id":"af9f93c5-11b5-4f98-8b94-0f2f4ddde544","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":24,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.102083Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:694bb448eddb2b92966a3097122dfd3d769b36b3761725642ca196a68ab95ffa","observation_id":"b70fea32-8b40-47c2-bf81-3fab8383bb37","resolution":{"observed_at":"2026-08-10T22:06:28.467395Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.452728Z","title":null,"venue":null,"work_id":"af3a6cbf-d064-446a-8c7c-fc47410d4885","year":2023},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":25,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.105796Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:159d6905b34c20453bc2668d6d86ed65ca1029f158541fa957c69dba9753fb11","observation_id":"dc454c32-f77f-4dd3-832f-10e498fb1020","resolution":{"observed_at":"2026-08-10T22:06:28.457113Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2407.06996","last_updated":"2024-07-09T16:10:43Z","snapshot_observed_at":"2026-08-14T11:46:50.532886Z","submitted_at":"2024-07-09T16:10:43Z","title":"Stimulated Raman Scattering and Molecular Modulation in Anti-resonant Hollow-core Fibres","version":1},"cited_work":{"arxiv_id":"2407.06996","doi":null,"metadata_source":"pith","pith_arxiv_id":"2407.06996","snapshot_observed_at":"2026-08-10T22:06:28.249032Z","title":"Stimulated Raman Scattering and Molecular Modulation in Anti-resonant Hollow-core Fibres","venue":"physics.optics","work_id":"a282d654-89f7-4c4e-9613-0b4a5849cd92","year":2024},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":26,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.109610Z"},"links":{"cited_paper":"/paper/2407.06996","citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:b53bfb43e4ed4539977e1b7ffdc9cb4445cc4d1ffef4cba4bff4af6dc39200f0","observation_id":"4f8ac93a-c087-478f-bb7c-c6d22f276143","resolution":{"observed_at":"2026-08-10T22:06:28.253847Z","resolver_source":"local_arxiv","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.440980Z","title":null,"venue":null,"work_id":"af42a28e-2298-4d03-a6d8-dd0cccf7789e","year":2014},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":27,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.113564Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:551e2a5b85bcf7a848cb7d0d37d7f6d72b617b2a6fe6ad0648325cf6955edd42","observation_id":"26174163-ee78-4fde-93e1-e70ffe9c36ff","resolution":{"observed_at":"2026-08-10T22:06:28.444764Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.117002Z","title":"Bahari, K","venue":null,"work_id":null,"year":2022},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":28,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.117002Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:8ac9771b49e86ccca50bf6b0df2ce817b2418df50cf0e5e8ee15e2ebd401d414","observation_id":"63315852-9f12-4054-810e-65d863dee327","resolution":{"observed_at":"2026-08-10T22:06:28.117002Z","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":"2026-08-10T22:06:28.421663Z","title":"Afsharnia, S","venue":null,"work_id":"aef00a8d-1872-44b5-8e86-526ce53a289c","year":2024},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":29,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.120708Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:0ec08f9c75c739785b48b59a94c8b1911fc877476e365c3da425b8c1381e92ce","observation_id":"d2528294-48a3-4ae0-a06d-db788c0f8784","resolution":{"observed_at":"2026-08-10T22:06:28.426008Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.410596Z","title":null,"venue":null,"work_id":"ff46282a-aded-461f-aa31-205b3c04c2e7","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":30,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.124357Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:396da93ca1fc252a4cebce03e235f504e40e3a9e02a39ac6abc8410f233ab9ba","observation_id":"057b3fad-044f-4955-8680-e6d0504822a7","resolution":{"observed_at":"2026-08-10T22:06:28.414355Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.400931Z","title":null,"venue":null,"work_id":"94459dd1-aff9-4783-9e94-e7704fa1b796","year":2023},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":31,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.128042Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:253951cf638f1a4f8f46e8d76df035a5a6c53ea010dd10aec067a2d8b1c03e13","observation_id":"7023eae0-91fd-4c98-90fe-ef03ff98f063","resolution":{"observed_at":"2026-08-10T22:06:28.404183Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.389840Z","title":"Couny, F","venue":null,"work_id":"ca8080f6-6fe4-4afd-9dbe-c6d88d3f3881","year":2007},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":32,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.131379Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:eaf1ecc55af20472788829f53bd13d955fca74ef39d3fa39ddc9149d13c22a99","observation_id":"84259064-f761-4cf5-84f2-616829cf7d89","resolution":{"observed_at":"2026-08-10T22:06:28.393465Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.378809Z","title":null,"venue":null,"work_id":"5ce3d41c-7149-48b5-b9de-5aacbb8cd15d","year":2012},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":33,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.134889Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:27ffa158774a9159e0293e35ea132dbe8e52237be13076caf7fde39f2182dacb","observation_id":"c7a0e544-cd3c-4cf6-b660-2c47f1b46d0c","resolution":{"observed_at":"2026-08-10T22:06:28.382005Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.367235Z","title":null,"venue":null,"work_id":"348ad5e8-f5e4-47cb-b6dd-a09ea2debcf1","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":34,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.138387Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:d6c7ca6e734f7e444328ee0003b7e1cc4d40b4ad268160a810a2cc12945a2ac1","observation_id":"a6457097-cb90-43d0-96b1-1d7b54702282","resolution":{"observed_at":"2026-08-10T22:06:28.370852Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.356157Z","title":null,"venue":null,"work_id":"ea78f1a7-352f-4750-b9b8-02e66b07a467","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":35,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.142094Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:ce1d5ff927cd072c818f866d4dc8d6ca0017d41f2eef73d0bccb029d4ecb9e1b","observation_id":"0279a036-11cb-46be-8025-e35e92636287","resolution":{"observed_at":"2026-08-10T22:06:28.359677Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.344561Z","title":"Joecker, P","venue":null,"work_id":"042d195c-b4c9-4b69-9c63-b1ebb77d0b78","year":2019},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":36,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.145830Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:da0558b6d8a24001e663256861469376687b6513f08121d52c830254599b3907","observation_id":"c2a54c3e-ed6c-4325-837c-3d0306d4643c","resolution":{"observed_at":"2026-08-10T22:06:28.348420Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.333986Z","title":"Hamer, S","venue":null,"work_id":"a73ca79c-6f81-4126-9965-fa0c9935ad04","year":2024},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":37,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.149951Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:722752d5495b96a6a418cd67729717b3efa78aa6a28e33783905cd880518a662","observation_id":"2c6f9395-b7e6-4129-928e-43ffeae9d332","resolution":{"observed_at":"2026-08-10T22:06:28.337499Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.153476Z","title":"Aghababaei, C","venue":null,"work_id":null,"year":2023},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":38,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.153476Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:3a408aa7dad7d5572e5ab4226ea3625b6c685c4a2f4eb0aac8137c3a0ebd1910","observation_id":"e8e2927f-8c88-48b4-9fcf-55b74d002496","resolution":{"observed_at":"2026-08-10T22:06:28.153476Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.156956Z","title":"Zeisberger, A","venue":null,"work_id":null,"year":2018},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":39,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.156956Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:2cec9161feaae24c7df3656dade5566b6da5aa32caaf28110c962e50dd19630a","observation_id":"2654d9f6-995a-4265-92f1-bc1fa09c275d","resolution":{"observed_at":"2026-08-10T22:06:28.156956Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":null,"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":null,"snapshot_observed_at":"2026-08-10T22:06:28.160562Z","title":"Yu and J","venue":null,"work_id":null,"year":2016},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":40,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.160562Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:5692ef1b69252d4f2ee629f950f2da0a8dacf1538ee9d1bffbf6927775ee5fbe","observation_id":"0e8b737c-62e8-4c2a-8c58-f433495445d8","resolution":{"observed_at":"2026-08-10T22:06:28.160562Z","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":"2026-08-10T22:06:28.310070Z","title":"Jahns, Photonik - Grundlagen, Komponenten und Systeme (Oldenbourg Wissenschaftsverlag GmbH, M¨ unchen, 2001)","venue":null,"work_id":"ec9d534c-105f-4695-bac4-70b0e3ad771f","year":2001},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":41,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.164218Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:2d7a0357bdb9b370f0b2c7f289df8c099456cbad241ac13823b2197bb88575b1","observation_id":"8861c4fd-cd1b-40b1-9314-8facec3a2998","resolution":{"observed_at":"2026-08-10T22:06:28.314585Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.300242Z","title":null,"venue":null,"work_id":"9e210f76-0415-4d8a-8cc2-e010d2f20f1d","year":2016},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":42,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.167688Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:576b0a28aacc6ca58fa1d258ebeb3d8ee5ca57d890369b94ac1d68ed7e91a434","observation_id":"631caba0-68ff-4bea-83f3-518f98b38316","resolution":{"observed_at":"2026-08-10T22:06:28.303592Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.288238Z","title":null,"venue":null,"work_id":"445dc65c-38c2-4a93-b6aa-85babdd2a37b","year":2020},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":43,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.171320Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:28d5f8b41fb5fd0ed9794ba9fd65a032a7c0cb7bd710bce186bf713a7f391ade","observation_id":"0bd56933-e229-4931-8f06-e163b18b249b","resolution":{"observed_at":"2026-08-10T22:06:28.292806Z","resolver_source":"raw_fallback","status":"unresolved"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.275660Z","title":"Putz and M","venue":null,"work_id":"a60e50d5-f55f-4415-aa89-10268ee83d25","year":2012},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":44,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.174852Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:cc4fabf3b81d34c6e7cd9278b68d191bf958ab00464bb7a4fbb692053d1f9890","observation_id":"57718dce-4d3f-41fa-af3b-0c3e3f3af474","resolution":{"observed_at":"2026-08-10T22:06:28.279794Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+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":"2026-08-10T22:06:28.262358Z","title":"Hamer, D","venue":null,"work_id":"014d3385-8fc2-4500-ba04-7570aaa67777","year":2022},"citing_paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth","version":1},"reference_index":45,"source":"pdf_text","source_observed_at":"2026-08-10T22:06:28.179302Z"},"links":{"citing_paper":"/paper/2501.04049"},"observation_digest":"sha256:ddbe7609f4b08b7d253e437e8a5412a5e8d41fcad59d8e5782b5226f3e258e5d","observation_id":"2cbdb52f-072c-4d4f-ad2e-6d23c527bae3","resolution":{"observed_at":"2026-08-10T22:06:28.267255Z","resolver_source":"raw_fallback","status":"verified_fuzzy"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-15T06:32:42.880941+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"state":"measured"}}],"paper":{"arxiv_id":"2501.04049","last_updated":"2025-01-06T10:09:29Z","latest_version":1,"primary_category":"quant-ph","snapshot_observed_at":"2026-08-11T09:34:56.173445Z","submitted_at":"2025-01-06T10:09:29Z","title":"Frequency conversion in a hydrogen-filled hollow-core fiber: power scaling, background, and bandwidth"},"reference_resolution":{"displayed":45,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":34,"verified_exact":4,"verified_fuzzy":7},"total_outbound_references":45},"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":"2026-08-15T06:32:42.880941+00:00","source":"crossref"},{"observed_at":"2026-08-15T06:32:39.529945+00:00","source":"retraction_watch"}],"thesis":"As of 15 August 2026, this Paper Citation Record lists 45 of 45 outbound references and 1 inbound Pith citation observation for arXiv:2501.04049."}