{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:DGDJCITWKJB2F6RSP4TQWV64RB","short_pith_number":"pith:DGDJCITW","canonical_record":{"source":{"id":"1806.10794","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-06-28T06:56:57Z","cross_cats_sorted":["econ.EM","nlin.CD"],"title_canon_sha256":"2f24e13b7330ce97ebd34b9f6ee837f2a3c45aba07702410ca0138c798e93d87","abstract_canon_sha256":"3ca5d8b3d456317fb9122381fecde9b57daae1a27a8088fd8b385f5b5ddfb701"},"schema_version":"1.0"},"canonical_sha256":"19869122765243a2fa327f270b57dc884f06a59553cedd1f246d959fc250f2ff","source":{"kind":"arxiv","id":"1806.10794","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.10794","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"arxiv_version","alias_value":"1806.10794v1","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10794","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"pith_short_12","alias_value":"DGDJCITWKJB2","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DGDJCITWKJB2F6RS","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DGDJCITW","created_at":"2026-05-18T12:32:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:DGDJCITWKJB2F6RSP4TQWV64RB","target":"record","payload":{"canonical_record":{"source":{"id":"1806.10794","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-06-28T06:56:57Z","cross_cats_sorted":["econ.EM","nlin.CD"],"title_canon_sha256":"2f24e13b7330ce97ebd34b9f6ee837f2a3c45aba07702410ca0138c798e93d87","abstract_canon_sha256":"3ca5d8b3d456317fb9122381fecde9b57daae1a27a8088fd8b385f5b5ddfb701"},"schema_version":"1.0"},"canonical_sha256":"19869122765243a2fa327f270b57dc884f06a59553cedd1f246d959fc250f2ff","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:12:07.921968Z","signature_b64":"pOIxYFUuPSjLe+3VIA3g2q04mLNLkfzovGrZVh/H98fx07mO9DPnaFPmZZu0OeJtn/yEjUOInXB2G+MrL5EiAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"19869122765243a2fa327f270b57dc884f06a59553cedd1f246d959fc250f2ff","last_reissued_at":"2026-05-18T00:12:07.921437Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:12:07.921437Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1806.10794","source_version":1,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:12:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rrqz9iANQ5oBULwUSgJsokZiSf50pqR+8/VcqHujZRqk7YkSHrticQUpqaAAlqXy3LAWq1NehKHBDfW6vTalBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T04:06:54.764472Z"},"content_sha256":"0e53134529be3938ddb868645a539297341ee6a3536e9965af0c3bc9e6ecdabf","schema_version":"1.0","event_id":"sha256:0e53134529be3938ddb868645a539297341ee6a3536e9965af0c3bc9e6ecdabf"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:DGDJCITWKJB2F6RSP4TQWV64RB","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Quantitative analysis on the disparity of regional economic development in China and its evolution from 1952 to 2000","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["econ.EM","nlin.CD"],"primary_cat":"stat.AP","authors_text":"Jianhua Xu, Nanshan Ai, Wenze Yue, Yan Lu, Yiying Ling, Yong Chen","submitted_at":"2018-06-28T06:56:57Z","abstract_excerpt":"Domestic and foreign scholars have already done much research on regional disparity and its evolution in China, but there is a big difference in conclusions. What is the reason for this? We think it is mainly due to different analytic approaches, perspectives, spatial units, statistical indicators and different periods for studies. On the basis of previous analyses and findings, we have done some further quantitative computation and empirical study, and revealed the inter-provincial disparity and regional disparity of economic development and their evolution trends from 1952-2000. The results "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10794","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":""},"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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T00:12:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0WAdl81jt8J23pGpvodKvCYp7Rgc/6tpB+clJfk+/MdsajDzv67Uwj7aaZL/Lr1zL3kfwqbGWj1lADLXa8kJDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-24T04:06:54.765106Z"},"content_sha256":"59b93ad2397591ecc0cf7ae7f10ca5d45104ccf42f7fe2b58d1a3c74270d9ddc","schema_version":"1.0","event_id":"sha256:59b93ad2397591ecc0cf7ae7f10ca5d45104ccf42f7fe2b58d1a3c74270d9ddc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/DGDJCITWKJB2F6RSP4TQWV64RB/bundle.json","state_url":"https://pith.science/pith/DGDJCITWKJB2F6RSP4TQWV64RB/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/DGDJCITWKJB2F6RSP4TQWV64RB/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-24T04:06:54Z","links":{"resolver":"https://pith.science/pith/DGDJCITWKJB2F6RSP4TQWV64RB","bundle":"https://pith.science/pith/DGDJCITWKJB2F6RSP4TQWV64RB/bundle.json","state":"https://pith.science/pith/DGDJCITWKJB2F6RSP4TQWV64RB/state.json","well_known_bundle":"https://pith.science/.well-known/pith/DGDJCITWKJB2F6RSP4TQWV64RB/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:DGDJCITWKJB2F6RSP4TQWV64RB","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"3ca5d8b3d456317fb9122381fecde9b57daae1a27a8088fd8b385f5b5ddfb701","cross_cats_sorted":["econ.EM","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-06-28T06:56:57Z","title_canon_sha256":"2f24e13b7330ce97ebd34b9f6ee837f2a3c45aba07702410ca0138c798e93d87"},"schema_version":"1.0","source":{"id":"1806.10794","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1806.10794","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"arxiv_version","alias_value":"1806.10794v1","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1806.10794","created_at":"2026-05-18T00:12:07Z"},{"alias_kind":"pith_short_12","alias_value":"DGDJCITWKJB2","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_16","alias_value":"DGDJCITWKJB2F6RS","created_at":"2026-05-18T12:32:19Z"},{"alias_kind":"pith_short_8","alias_value":"DGDJCITW","created_at":"2026-05-18T12:32:19Z"}],"graph_snapshots":[{"event_id":"sha256:59b93ad2397591ecc0cf7ae7f10ca5d45104ccf42f7fe2b58d1a3c74270d9ddc","target":"graph","created_at":"2026-05-18T00:12:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"Domestic and foreign scholars have already done much research on regional disparity and its evolution in China, but there is a big difference in conclusions. What is the reason for this? We think it is mainly due to different analytic approaches, perspectives, spatial units, statistical indicators and different periods for studies. On the basis of previous analyses and findings, we have done some further quantitative computation and empirical study, and revealed the inter-provincial disparity and regional disparity of economic development and their evolution trends from 1952-2000. The results ","authors_text":"Jianhua Xu, Nanshan Ai, Wenze Yue, Yan Lu, Yiying Ling, Yong Chen","cross_cats":["econ.EM","nlin.CD"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-06-28T06:56:57Z","title":"Quantitative analysis on the disparity of regional economic development in China and its evolution from 1952 to 2000"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1806.10794","kind":"arxiv","version":1},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:0e53134529be3938ddb868645a539297341ee6a3536e9965af0c3bc9e6ecdabf","target":"record","created_at":"2026-05-18T00:12:07Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"3ca5d8b3d456317fb9122381fecde9b57daae1a27a8088fd8b385f5b5ddfb701","cross_cats_sorted":["econ.EM","nlin.CD"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"stat.AP","submitted_at":"2018-06-28T06:56:57Z","title_canon_sha256":"2f24e13b7330ce97ebd34b9f6ee837f2a3c45aba07702410ca0138c798e93d87"},"schema_version":"1.0","source":{"id":"1806.10794","kind":"arxiv","version":1}},"canonical_sha256":"19869122765243a2fa327f270b57dc884f06a59553cedd1f246d959fc250f2ff","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"19869122765243a2fa327f270b57dc884f06a59553cedd1f246d959fc250f2ff","first_computed_at":"2026-05-18T00:12:07.921437Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:12:07.921437Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"pOIxYFUuPSjLe+3VIA3g2q04mLNLkfzovGrZVh/H98fx07mO9DPnaFPmZZu0OeJtn/yEjUOInXB2G+MrL5EiAw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:12:07.921968Z","signed_message":"canonical_sha256_bytes"},"source_id":"1806.10794","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:0e53134529be3938ddb868645a539297341ee6a3536e9965af0c3bc9e6ecdabf","sha256:59b93ad2397591ecc0cf7ae7f10ca5d45104ccf42f7fe2b58d1a3c74270d9ddc"],"state_sha256":"b366f653fd54db8842c66615a85060168d903b9cd87b5d6fe3b11774281e6160"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ncpK86aO7Fd8epzbm4KcIJJUzKuDI3s+85nZMlpBmUYMXnQc4vnLMVwG686ICc7e6cpRSpOHx590O1RlPn0zCg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-24T04:06:54.769064Z","bundle_sha256":"0c3d98ee6e6b1bb32785b39dbcb40aa5a05366c70adc0471c3c4f535cc55fe6e"}}