{"record_type":"pith_number_record","schema_url":"https://pith.science/schemas/pith-number/v1.json","pith_number":"pith:2026:3WMV26IRVSMI7KYUGVINIKUD4V","short_pith_number":"pith:3WMV26IR","schema_version":"1.0","canonical_sha256":"dd995d7911ac988fab143550d42a83e544a5ebb0a01b46257769a09d56d0b29a","source":{"kind":"arxiv","id":"2606.06651","version":1},"attestation_state":"computed","paper":{"title":"Temporal Dynamics of Development Aid in Africa: Evidence from a Staggered Difference-in-Differences Study of China and World Bank Projects in Africa","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["q-fin.EC"],"primary_cat":"econ.GN","authors_text":"Adel Daoud, Connor T. Jerzak, Mattias Antar","submitted_at":"2026-06-04T18:58:34Z","abstract_excerpt":"Subnational studies of aid effectiveness often rely on repeated cross-sections or nighttime lights, making it difficult to separate local treatment effects from baseline differences and potentially favoring infrastructure-heavy projects. We address these limitations by studying World Bank and Chinese development projects in Africa with a balanced panel of 2,166 DHS clusters across 35 countries from 2002 to 2013. Geocoded AidData projects are linked to satellite-imputed International Wealth Index estimates, a household-centered measure of material living standards. We compare a conventional two"},"verification_status":{"content_addressed":true,"pith_receipt":true,"author_attested":false,"weak_author_claims":0,"strong_author_claims":0,"externally_anchored":false,"storage_verified":false,"citation_signatures":0,"replication_records":0,"graph_snapshot":true,"references_resolved":false,"formal_links_present":false},"canonical_record":{"source":{"id":"2606.06651","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-04T18:58:34Z","cross_cats_sorted":["q-fin.EC"],"title_canon_sha256":"8c1c25846d4c69b447b57aa6f368353b4d46864bf81a87549c259093e89b2a76","abstract_canon_sha256":"f0b36e247518427c3c2a0769d25d9376ec2219c45f11ea2dd1bf78fe73143392"},"schema_version":"1.0"},"receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-06-08T01:04:20.983301Z","signature_b64":"fXMW6ZM52bd9c4En1RIjjlS1cpOhGusoGfKCEruxJuvSkjUejZ/ckT6ztNEejE2i8m6sovps1LyZSFc1UgWHAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"dd995d7911ac988fab143550d42a83e544a5ebb0a01b46257769a09d56d0b29a","last_reissued_at":"2026-06-08T01:04:20.982410Z","signature_status":"signed_v1","first_computed_at":"2026-06-08T01:04:20.982410Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"graph_snapshot":{"paper":{"title":"Temporal Dynamics of Development Aid in Africa: Evidence from a Staggered Difference-in-Differences Study of China and World Bank Projects in Africa","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["q-fin.EC"],"primary_cat":"econ.GN","authors_text":"Adel Daoud, Connor T. Jerzak, Mattias Antar","submitted_at":"2026-06-04T18:58:34Z","abstract_excerpt":"Subnational studies of aid effectiveness often rely on repeated cross-sections or nighttime lights, making it difficult to separate local treatment effects from baseline differences and potentially favoring infrastructure-heavy projects. We address these limitations by studying World Bank and Chinese development projects in Africa with a balanced panel of 2,166 DHS clusters across 35 countries from 2002 to 2013. Geocoded AidData projects are linked to satellite-imputed International Wealth Index estimates, a household-centered measure of material living standards. We compare a conventional two"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.06651","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2606.06651/integrity.json","findings":[],"available":true,"detectors_run":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938"},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"aliases":[{"alias_kind":"arxiv","alias_value":"2606.06651","created_at":"2026-06-08T01:04:20.982527+00:00"},{"alias_kind":"arxiv_version","alias_value":"2606.06651v1","created_at":"2026-06-08T01:04:20.982527+00:00"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.06651","created_at":"2026-06-08T01:04:20.982527+00:00"},{"alias_kind":"pith_short_12","alias_value":"3WMV26IRVSMI","created_at":"2026-06-08T01:04:20.982527+00:00"},{"alias_kind":"pith_short_16","alias_value":"3WMV26IRVSMI7KYU","created_at":"2026-06-08T01:04:20.982527+00:00"},{"alias_kind":"pith_short_8","alias_value":"3WMV26IR","created_at":"2026-06-08T01:04:20.982527+00:00"}],"events":[],"event_summary":{},"paper_claims":[],"inbound_citations":{"count":0,"internal_anchor_count":0,"sample":[]},"formal_canon":{"evidence_count":0,"sample":[],"anchors":[]},"links":{"html":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V","json":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V.json","graph_json":"https://pith.science/api/pith-number/3WMV26IRVSMI7KYUGVINIKUD4V/graph.json","events_json":"https://pith.science/api/pith-number/3WMV26IRVSMI7KYUGVINIKUD4V/events.json","paper":"https://pith.science/paper/3WMV26IR"},"agent_actions":{"view_html":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V","download_json":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V.json","view_paper":"https://pith.science/paper/3WMV26IR","resolve_alias":"https://pith.science/api/pith-number/resolve?arxiv=2606.06651&json=true","fetch_graph":"https://pith.science/api/pith-number/3WMV26IRVSMI7KYUGVINIKUD4V/graph.json","fetch_events":"https://pith.science/api/pith-number/3WMV26IRVSMI7KYUGVINIKUD4V/events.json","actions":{"anchor_timestamp":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V/action/timestamp_anchor","attest_storage":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V/action/storage_attestation","attest_author":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V/action/author_attestation","sign_citation":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V/action/citation_signature","submit_replication":"https://pith.science/pith/3WMV26IRVSMI7KYUGVINIKUD4V/action/replication_record"}},"created_at":"2026-06-08T01:04:20.982527+00:00","updated_at":"2026-06-08T01:04:20.982527+00:00"}