{"as_of":"2026-08-09T17:33:00Z","caps":{"database_statements":6,"inbound":100,"outbound":100},"context_digest":"sha256:c2ae07d011635ece9b45ceb592680ffa485a423dc08f51ffb288da8c72d348b1","coverage":[{"denominator":0,"lane":"reference_resolution","note":"Typed states for the displayed outbound observations.","records_observed":0,"source":"paper_references, paper_reference_links","source_observed_at":null,"state":"measured"},{"denominator":3,"lane":"standing_notices","note":"One-hop event checks from named stored sources.","records_observed":3,"source":"scholarly_work_events, retraction_status_cache","source_observed_at":"2026-08-09T06:31:02.800959+00:00","state":"measured"},{"denominator":3,"lane":"inbound_itemization","note":"Pith citing papers itemized under the disclosed page cap.","records_observed":3,"source":"paper_references, paper_reference_links","source_observed_at":"2026-08-07T04:46:07.738921Z","state":"measured"},{"denominator":1,"lane":"external_citation_measurements","note":"A source-named dated measurement, never combined with another source.","records_observed":0,"source":"arxiv_reference","source_observed_at":"2026-05-15T21:16:38.175588Z","state":"measured"}],"external_citation_measurements":[],"inbound":[{"citation":{"cited_paper":{"arxiv_id":"2402.09809","last_updated":"2024-05-05T15:45:19Z","snapshot_observed_at":"2026-07-06T17:30:29.731830Z","submitted_at":"2024-02-15T09:15:09Z","title":"Effective and Scalable Math Support: Evidence on the Impact of an AI- Tutor on Math Achievement in Ghana","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2402.09809","snapshot_observed_at":"2026-08-07T04:46:07.738921Z","title":"Effective and Scalable Math Support: Evidence on the Impact of an AI- Tutor on Math Achievement in Ghana","venue":null,"work_id":null,"year":null},"citing_paper":{"arxiv_id":"2506.09822","last_updated":"2025-06-11T15:01:41Z","snapshot_observed_at":"2026-08-09T04:55:46.764407Z","submitted_at":"2025-06-11T15:01:41Z","title":"Superstudent intelligence in thermodynamics","version":1},"reference_index":28,"source":"arxiv_source","source_observed_at":"2026-08-07T04:46:07.738921Z"},"links":{"cited_paper":"/paper/2402.09809","citing_paper":"/paper/2506.09822"},"observation_digest":"sha256:60c2d9fb09e9ebb596a9639be66553ffa42ead0f5c31a6c92736eb89cc0425a6","observation_id":"187965cb-8b83-4a47-86ca-ad3483c19bcb","resolution":{"observed_at":"2026-08-07T04:46:07.738921Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}},{"citation":{"cited_paper":{"arxiv_id":"2402.09809","last_updated":"2024-05-05T15:45:19Z","snapshot_observed_at":"2026-07-06T17:30:29.731830Z","submitted_at":"2024-02-15T09:15:09Z","title":"Effective and Scalable Math Support: Evidence on the Impact of an AI- Tutor on Math Achievement in Ghana","version":2},"cited_work":{"arxiv_id":"2402.09809","doi":null,"metadata_source":"arxiv_reference","pith_arxiv_id":"2402.09809","snapshot_observed_at":"2026-06-05T21:23:00.469572Z","title":"Henkel, H","venue":null,"work_id":"bafc23cc-a846-4cf6-a0c0-61218d1befc2","year":2024},"citing_paper":{"arxiv_id":"2602.16571","last_updated":"2026-06-01T05:16:41Z","snapshot_observed_at":"2026-08-02T22:31:31.519145Z","submitted_at":"2026-02-18T16:12:46Z","title":"Utility-Preserving De-Identification for Math Tutoring: Investigating Numeric Ambiguity in the MathEd-PII Benchmark Dataset","version":2},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-05-15T21:15:28.972096Z"},"links":{"cited_paper":"/paper/2402.09809","citing_paper":"/paper/2602.16571"},"observation_digest":"sha256:5254ef3c98e48ff573e79071947c69d8633faa356f4d83cc744bb11a5dda7701","observation_id":"ccdb065f-a90e-4116-a7d1-1914da49fd67","resolution":{"observed_at":"2026-05-15T21:16:38.176960Z","resolver_source":"arxiv_id","status":"verified_exact"},"standing_notice":{"events":[],"observation":"No event found in the named queried sources as of 2026-08-09T06:31:02.800959+00:00.","reason":null,"source_receipts":[{"observed_at":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"state":"measured"}},{"citation":{"cited_paper":{"arxiv_id":"2402.09809","last_updated":"2024-05-05T15:45:19Z","snapshot_observed_at":"2026-07-06T17:30:29.731830Z","submitted_at":"2024-02-15T09:15:09Z","title":"Effective and Scalable Math Support: Evidence on the Impact of an AI- Tutor on Math Achievement in Ghana","version":2},"cited_work":{"arxiv_id":null,"doi":null,"metadata_source":null,"pith_arxiv_id":"2402.09809","snapshot_observed_at":"2026-08-02T22:31:34.170661Z","title":"Henkel, H","venue":null,"work_id":null,"year":2024},"citing_paper":{"arxiv_id":"2602.16571","last_updated":"2026-06-01T05:16:41Z","snapshot_observed_at":"2026-08-02T22:31:31.519145Z","submitted_at":"2026-02-18T16:12:46Z","title":"Utility-Preserving De-Identification for Math Tutoring: Investigating Numeric Ambiguity in the MathEd-PII Benchmark Dataset","version":3},"reference_index":16,"source":"pdf_text","source_observed_at":"2026-08-02T22:31:34.170661Z"},"links":{"cited_paper":"/paper/2402.09809","citing_paper":"/paper/2602.16571"},"observation_digest":"sha256:c460720a35a9778dc9335214b7dbd234ff5555b0ec6e9d6bd61840219b29d3d0","observation_id":"66a3bd02-05f9-4b4e-aad4-74c613751815","resolution":{"observed_at":"2026-08-02T22:31:34.170661Z","resolver_source":null,"status":"unresolved"},"standing_notice":{"events":[],"reason":"canonical_work_link_unavailable","source_receipts":[],"state":"unavailable"}}],"links":{"evidence":"/evidence","html":"/paper/2402.09809/citation-record","integrity":"/paper/2402.09809/integrity","json":"/paper/2402.09809/citation-record.json","paper":"/paper/2402.09809"},"outbound":[],"paper":{"arxiv_id":"2402.09809","last_updated":"2024-05-05T15:45:19Z","latest_version":2,"primary_category":"cs.HC","snapshot_observed_at":"2026-07-06T17:30:29.731830Z","submitted_at":"2024-02-15T09:15:09Z","title":"Effective and Scalable Math Support: Evidence on the Impact of an AI- Tutor on Math Achievement in Ghana"},"reference_resolution":{"displayed":0,"state_counts":{"malformed_identifier":0,"metadata_mismatch":0,"parse_uncertain":0,"unresolved":0,"verified_exact":0,"verified_fuzzy":0},"total_outbound_references":0},"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":"2026-08-09T06:31:02.800959+00:00","source":"crossref"},{"observed_at":"2026-08-09T06:30:57.326959+00:00","source":"retraction_watch"}],"thesis":"As of 9 August 2026, this Paper Citation Record lists 0 of 0 outbound references and 3 inbound Pith citation observations for arXiv:2402.09809."}