{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:F5NBR6PFYKAEB6TOQE7Z7SVRUS","short_pith_number":"pith:F5NBR6PF","canonical_record":{"source":{"id":"1803.05560","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-03-15T01:09:47Z","cross_cats_sorted":[],"title_canon_sha256":"373ac2ae7c0c6f5a39741842a16f56ac4d10710364af7151a05f68923b142c1f","abstract_canon_sha256":"4c652fb21c68e75875bfacebd54c8b247233eaf06400dcca78ba6ae401ced931"},"schema_version":"1.0"},"canonical_sha256":"2f5a18f9e5c28040fa6e813f9fcab1a4b77a6577cbe4375bd55b4deefdc2a94a","source":{"kind":"arxiv","id":"1803.05560","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05560","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05560v2","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05560","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"pith_short_12","alias_value":"F5NBR6PFYKAE","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"F5NBR6PFYKAEB6TO","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"F5NBR6PF","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:F5NBR6PFYKAEB6TOQE7Z7SVRUS","target":"record","payload":{"canonical_record":{"source":{"id":"1803.05560","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-03-15T01:09:47Z","cross_cats_sorted":[],"title_canon_sha256":"373ac2ae7c0c6f5a39741842a16f56ac4d10710364af7151a05f68923b142c1f","abstract_canon_sha256":"4c652fb21c68e75875bfacebd54c8b247233eaf06400dcca78ba6ae401ced931"},"schema_version":"1.0"},"canonical_sha256":"2f5a18f9e5c28040fa6e813f9fcab1a4b77a6577cbe4375bd55b4deefdc2a94a","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:05:05.121620Z","signature_b64":"4+B2Relv9qjeNP3ssG1MNuZ7lYw9CPaWd4hrxhFICjIP5qu1nCjNjW+fCjM36kbFqxjdqzvV+Q+sDqcw0STiDA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"2f5a18f9e5c28040fa6e813f9fcab1a4b77a6577cbe4375bd55b4deefdc2a94a","last_reissued_at":"2026-05-18T00:05:05.120974Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:05:05.120974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1803.05560","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":"2026-05-18T00:05:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"y8lLWFyBsEZZCJlS4lZ7GrsvxWuhzav4qsv2JPNNWxp57AdWvEQlCxWzuCQtar3buwM69q9Zfu09zEcit3AyCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:54:36.470592Z"},"content_sha256":"133c39dfe8790e737d6ac888bd2de2b31f1e7cc91212044ec93f315128e288d8","schema_version":"1.0","event_id":"sha256:133c39dfe8790e737d6ac888bd2de2b31f1e7cc91212044ec93f315128e288d8"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:F5NBR6PFYKAEB6TOQE7Z7SVRUS","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Gradient estimates for Stokes systems with Dini mean oscillation coefficients","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"math.AP","authors_text":"Hongjie Dong, Jongkeun Choi","submitted_at":"2018-03-15T01:09:47Z","abstract_excerpt":"We study the stationary Stokes system in divergence form. The coefficients are assumed to be merely measurable in one direction and have Dini mean oscillations in the other directions. We prove that if $(u,p)$ is a weak solution of the system, then $(Du,p)$ is bounded and its certain linear combinations are continuous. We also prove a weak type-$(1,1)$ estimate for $(Du,p)$ under a stronger assumption on the $L^1$-mean oscillation of the coefficients. The corresponding results up to the boundary on a half ball are also established. These results are new even for elliptic equations and systems."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05560","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":""},"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":"2026-05-18T00:05:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"BRD+C4AGhMZIlz1eh65PVMWMSYQtHusB+lLialefWPp8fP5G6qxUTGpxMDHx6VlO8m5JEc8rw45726muTLyCBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-31T01:54:36.471258Z"},"content_sha256":"9f2b275e76193cd0fc48592191b0642305a75a9e1b01fa9d6ad85bf7a7a8d921","schema_version":"1.0","event_id":"sha256:9f2b275e76193cd0fc48592191b0642305a75a9e1b01fa9d6ad85bf7a7a8d921"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/bundle.json","state_url":"https://pith.science/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/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":"2026-05-31T01:54:36Z","links":{"resolver":"https://pith.science/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS","bundle":"https://pith.science/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/bundle.json","state":"https://pith.science/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/state.json","well_known_bundle":"https://pith.science/.well-known/pith/F5NBR6PFYKAEB6TOQE7Z7SVRUS/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:F5NBR6PFYKAEB6TOQE7Z7SVRUS","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":"4c652fb21c68e75875bfacebd54c8b247233eaf06400dcca78ba6ae401ced931","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-03-15T01:09:47Z","title_canon_sha256":"373ac2ae7c0c6f5a39741842a16f56ac4d10710364af7151a05f68923b142c1f"},"schema_version":"1.0","source":{"id":"1803.05560","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1803.05560","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"arxiv_version","alias_value":"1803.05560v2","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1803.05560","created_at":"2026-05-18T00:05:05Z"},{"alias_kind":"pith_short_12","alias_value":"F5NBR6PFYKAE","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"F5NBR6PFYKAEB6TO","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"F5NBR6PF","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:9f2b275e76193cd0fc48592191b0642305a75a9e1b01fa9d6ad85bf7a7a8d921","target":"graph","created_at":"2026-05-18T00:05:05Z","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":"We study the stationary Stokes system in divergence form. The coefficients are assumed to be merely measurable in one direction and have Dini mean oscillations in the other directions. We prove that if $(u,p)$ is a weak solution of the system, then $(Du,p)$ is bounded and its certain linear combinations are continuous. We also prove a weak type-$(1,1)$ estimate for $(Du,p)$ under a stronger assumption on the $L^1$-mean oscillation of the coefficients. The corresponding results up to the boundary on a half ball are also established. These results are new even for elliptic equations and systems.","authors_text":"Hongjie Dong, Jongkeun Choi","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-03-15T01:09:47Z","title":"Gradient estimates for Stokes systems with Dini mean oscillation coefficients"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1803.05560","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":"sha256:133c39dfe8790e737d6ac888bd2de2b31f1e7cc91212044ec93f315128e288d8","target":"record","created_at":"2026-05-18T00:05:05Z","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":"4c652fb21c68e75875bfacebd54c8b247233eaf06400dcca78ba6ae401ced931","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"math.AP","submitted_at":"2018-03-15T01:09:47Z","title_canon_sha256":"373ac2ae7c0c6f5a39741842a16f56ac4d10710364af7151a05f68923b142c1f"},"schema_version":"1.0","source":{"id":"1803.05560","kind":"arxiv","version":2}},"canonical_sha256":"2f5a18f9e5c28040fa6e813f9fcab1a4b77a6577cbe4375bd55b4deefdc2a94a","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"2f5a18f9e5c28040fa6e813f9fcab1a4b77a6577cbe4375bd55b4deefdc2a94a","first_computed_at":"2026-05-18T00:05:05.120974Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:05:05.120974Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"4+B2Relv9qjeNP3ssG1MNuZ7lYw9CPaWd4hrxhFICjIP5qu1nCjNjW+fCjM36kbFqxjdqzvV+Q+sDqcw0STiDA==","signature_status":"signed_v1","signed_at":"2026-05-18T00:05:05.121620Z","signed_message":"canonical_sha256_bytes"},"source_id":"1803.05560","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:133c39dfe8790e737d6ac888bd2de2b31f1e7cc91212044ec93f315128e288d8","sha256:9f2b275e76193cd0fc48592191b0642305a75a9e1b01fa9d6ad85bf7a7a8d921"],"state_sha256":"a4ee94ed9a7914e50ecaf29f0ac214356901a1c5e2ca340ee62bf6c43df6bbc2"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"OEFkNIbOLJMgiGklSVTKcWEQaFE8xUKYxIQIvLojeRKVn+Rd9FjbAx98SX8fxeTGJ0cjP+PXCX6Wld0SSI6iAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-31T01:54:36.475034Z","bundle_sha256":"08dc2fb5926f6066738a3b5a9ea6b4bbaa54fc3c8c02bdfb49244d9378ece33b"}}