{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:L7ISCQRMVB63BE44WOLG24NZRU","short_pith_number":"pith:L7ISCQRM","canonical_record":{"source":{"id":"2606.15999","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-14T19:55:20Z","cross_cats_sorted":["cs.CY","q-fin.EC"],"title_canon_sha256":"af388e5e8fa88c325a33c4856d47d98bce895ab25f43da886498bcc9fc52a084","abstract_canon_sha256":"cfa7a5cf04027f97cf132bee2ecf2c70540e2c7f107c2a7361f457d08f0d93be"},"schema_version":"1.0"},"canonical_sha256":"5fd121422ca87db0939cb3966d71b98d14ba9c03a1adb27f1f4a4f2e6164de02","source":{"kind":"arxiv","id":"2606.15999","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.15999","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.15999v2","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.15999","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_12","alias_value":"L7ISCQRMVB63","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_16","alias_value":"L7ISCQRMVB63BE44","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_8","alias_value":"L7ISCQRM","created_at":"2026-08-18T01:12:09Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:L7ISCQRMVB63BE44WOLG24NZRU","target":"record","payload":{"canonical_record":{"source":{"id":"2606.15999","kind":"arxiv","version":2},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-14T19:55:20Z","cross_cats_sorted":["cs.CY","q-fin.EC"],"title_canon_sha256":"af388e5e8fa88c325a33c4856d47d98bce895ab25f43da886498bcc9fc52a084","abstract_canon_sha256":"cfa7a5cf04027f97cf132bee2ecf2c70540e2c7f107c2a7361f457d08f0d93be"},"schema_version":"1.0"},"canonical_sha256":"5fd121422ca87db0939cb3966d71b98d14ba9c03a1adb27f1f4a4f2e6164de02","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-08-18T01:12:09.085998Z","signature_b64":"CpuMYGnyIAIKf2uttm2ZojemY3UR1C/5wnQNpQjBWhg3zE9q0m7Pe+jkpW/p1zQdJo4PAfMEjxe37dRZDzVVAQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"5fd121422ca87db0939cb3966d71b98d14ba9c03a1adb27f1f4a4f2e6164de02","last_reissued_at":"2026-08-18T01:12:09.084316Z","signature_status":"signed_v1","first_computed_at":"2026-08-18T01:12:09.084316Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2606.15999","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-18T01:12:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"W9lnWiFn459nxltQk6sXy4mzkMnRiajVVSic5AOoNbB/Qr1lfaSWmKDcg2IeVx9EnpuuX352FG14OBONpiSkCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T21:42:21.093704Z"},"content_sha256":"dc7532f9cd57bc8cb177428ec49f1f14ccc8971c93f9e832da7b41cd81a14d77","schema_version":"1.0","event_id":"sha256:dc7532f9cd57bc8cb177428ec49f1f14ccc8971c93f9e832da7b41cd81a14d77"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:L7ISCQRMVB63BE44WOLG24NZRU","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"U.S. Technological Containment and the Rise of China's Open AI Ecosystem","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.CY","q-fin.EC"],"primary_cat":"econ.GN","authors_text":"Bowen Lou, James Evans, Nadav Kunievsky, Tianshu Sun, Wang Jin","submitted_at":"2026-06-14T19:55:20Z","abstract_excerpt":"Over the past decade, U.S. policies have increasingly aimed to preserve artificial intelligence (AI) leadership by promoting domestic free-market policies while controlling global technological chokepoints, particularly advanced semiconductors and computational infrastructure. These measures raised the cost of Chinese AI development, but they also increased the strategic value of open and locally adaptable AI systems. Before raising export controls on high-performance chips, both the U.S. and China promoted policies that included support for open-source AI. During the period following major U."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.15999","kind":"arxiv","version":2},"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/2606.15999/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"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-08-18T01:12:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NGi72QszhdJh43dPIMZSn6SEPwyh5mfuxkVv0Hn7RImwuTwb3fY8rIJ2MMAKApxksWYzTzz54kXRV02BemYCCw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-22T21:42:21.094283Z"},"content_sha256":"2f9af60a44efc8aa62d1c5a84fe462cd420bf2e6050d3e156863467de2dd40b3","schema_version":"1.0","event_id":"sha256:2f9af60a44efc8aa62d1c5a84fe462cd420bf2e6050d3e156863467de2dd40b3"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/L7ISCQRMVB63BE44WOLG24NZRU/bundle.json","state_url":"https://pith.science/pith/L7ISCQRMVB63BE44WOLG24NZRU/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/L7ISCQRMVB63BE44WOLG24NZRU/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":"2026-08-22T21:42:21Z","links":{"resolver":"https://pith.science/pith/L7ISCQRMVB63BE44WOLG24NZRU","bundle":"https://pith.science/pith/L7ISCQRMVB63BE44WOLG24NZRU/bundle.json","state":"https://pith.science/pith/L7ISCQRMVB63BE44WOLG24NZRU/state.json","well_known_bundle":"https://pith.science/.well-known/pith/L7ISCQRMVB63BE44WOLG24NZRU/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:L7ISCQRMVB63BE44WOLG24NZRU","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":"cfa7a5cf04027f97cf132bee2ecf2c70540e2c7f107c2a7361f457d08f0d93be","cross_cats_sorted":["cs.CY","q-fin.EC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-14T19:55:20Z","title_canon_sha256":"af388e5e8fa88c325a33c4856d47d98bce895ab25f43da886498bcc9fc52a084"},"schema_version":"1.0","source":{"id":"2606.15999","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2606.15999","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"arxiv_version","alias_value":"2606.15999v2","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2606.15999","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_12","alias_value":"L7ISCQRMVB63","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_16","alias_value":"L7ISCQRMVB63BE44","created_at":"2026-08-18T01:12:09Z"},{"alias_kind":"pith_short_8","alias_value":"L7ISCQRM","created_at":"2026-08-18T01:12:09Z"}],"graph_snapshots":[{"event_id":"sha256:2f9af60a44efc8aa62d1c5a84fe462cd420bf2e6050d3e156863467de2dd40b3","target":"graph","created_at":"2026-08-18T01:12:09Z","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"},"integrity":{"available":true,"clean":true,"detectors_run":[],"endpoint":"/pith/2606.15999/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Over the past decade, U.S. policies have increasingly aimed to preserve artificial intelligence (AI) leadership by promoting domestic free-market policies while controlling global technological chokepoints, particularly advanced semiconductors and computational infrastructure. These measures raised the cost of Chinese AI development, but they also increased the strategic value of open and locally adaptable AI systems. Before raising export controls on high-performance chips, both the U.S. and China promoted policies that included support for open-source AI. During the period following major U.","authors_text":"Bowen Lou, James Evans, Nadav Kunievsky, Tianshu Sun, Wang Jin","cross_cats":["cs.CY","q-fin.EC"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-14T19:55:20Z","title":"U.S. Technological Containment and the Rise of China's Open AI Ecosystem"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2606.15999","kind":"arxiv","version":2},"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:dc7532f9cd57bc8cb177428ec49f1f14ccc8971c93f9e832da7b41cd81a14d77","target":"record","created_at":"2026-08-18T01:12:09Z","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":"cfa7a5cf04027f97cf132bee2ecf2c70540e2c7f107c2a7361f457d08f0d93be","cross_cats_sorted":["cs.CY","q-fin.EC"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"econ.GN","submitted_at":"2026-06-14T19:55:20Z","title_canon_sha256":"af388e5e8fa88c325a33c4856d47d98bce895ab25f43da886498bcc9fc52a084"},"schema_version":"1.0","source":{"id":"2606.15999","kind":"arxiv","version":2}},"canonical_sha256":"5fd121422ca87db0939cb3966d71b98d14ba9c03a1adb27f1f4a4f2e6164de02","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"5fd121422ca87db0939cb3966d71b98d14ba9c03a1adb27f1f4a4f2e6164de02","first_computed_at":"2026-08-18T01:12:09.084316Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-08-18T01:12:09.084316Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"CpuMYGnyIAIKf2uttm2ZojemY3UR1C/5wnQNpQjBWhg3zE9q0m7Pe+jkpW/p1zQdJo4PAfMEjxe37dRZDzVVAQ==","signature_status":"signed_v1","signed_at":"2026-08-18T01:12:09.085998Z","signed_message":"canonical_sha256_bytes"},"source_id":"2606.15999","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dc7532f9cd57bc8cb177428ec49f1f14ccc8971c93f9e832da7b41cd81a14d77","sha256:2f9af60a44efc8aa62d1c5a84fe462cd420bf2e6050d3e156863467de2dd40b3"],"state_sha256":"0d27c6ede1c943c833035421e30c41357ad77736052d3cf076ea29acfb979471"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"iJ84NATwaMPBbbjHGVYhx1+c9143vkpEKsnzzBRHiglZWStJjlqakpH/JNdIw1hfhUQyoZZ0Bpb6gEvCjL9oDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-22T21:42:21.099613Z","bundle_sha256":"b9eb6edd6781db7ab5ca0112fa0ad20117c5dad4956afa700f9e929f112f53e1"}}