{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:TGTHXN2J6Y45Y5UBE5XSGAI5DG","short_pith_number":"pith:TGTHXN2J","canonical_record":{"source":{"id":"1702.02963","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-09T19:45:45Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"9ecf8dc44b4c80fcdae5f63bca90ba5ab707963abaf23539a9a0d574424c3e85","abstract_canon_sha256":"9f5193934d7252c97b1cb68b255b87d77f9233edecc12da92c5a831100e6fe26"},"schema_version":"1.0"},"canonical_sha256":"99a67bb749f639dc7681276f23011d19a0cc70c9f9bd14a6e2815c03c3bacb9b","source":{"kind":"arxiv","id":"1702.02963","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02963","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02963v2","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02963","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"TGTHXN2J6Y45","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TGTHXN2J6Y45Y5UB","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TGTHXN2J","created_at":"2026-05-18T12:31:46Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:TGTHXN2J6Y45Y5UBE5XSGAI5DG","target":"record","payload":{"canonical_record":{"source":{"id":"1702.02963","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-09T19:45:45Z","cross_cats_sorted":["math-ph","math.MP"],"title_canon_sha256":"9ecf8dc44b4c80fcdae5f63bca90ba5ab707963abaf23539a9a0d574424c3e85","abstract_canon_sha256":"9f5193934d7252c97b1cb68b255b87d77f9233edecc12da92c5a831100e6fe26"},"schema_version":"1.0"},"canonical_sha256":"99a67bb749f639dc7681276f23011d19a0cc70c9f9bd14a6e2815c03c3bacb9b","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:47:07.613935Z","signature_b64":"7BMbTM+eaH3BH136VAv90BEb2gF2J47hfLe5kGGMxTSPRQhdZE26UR14d6bItDiUJlIXUC9v6IjWjl7rlwJtCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"99a67bb749f639dc7681276f23011d19a0cc70c9f9bd14a6e2815c03c3bacb9b","last_reissued_at":"2026-05-17T23:47:07.613141Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:47:07.613141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.02963","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":"2026-05-17T23:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/D+tKrB2YXd5TbM+qeHnk1YyTu+zcR93j3KEm3cnzOxSzIxnc+fs80C8kmx2S4OSJtTyeFO2uX84hC4eKA+tDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T23:53:00.260698Z"},"content_sha256":"9277cd1c0b45975bb94ba07c37267464cd1288bf4eeeef91e2daecd6eb3726d5","schema_version":"1.0","event_id":"sha256:9277cd1c0b45975bb94ba07c37267464cd1288bf4eeeef91e2daecd6eb3726d5"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:TGTHXN2J6Y45Y5UBE5XSGAI5DG","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Vortex motion around a circular cylinder above a plane","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["math-ph","math.MP"],"primary_cat":"physics.flu-dyn","authors_text":"G. L. Vasconcelos, M. Moura","submitted_at":"2017-02-09T19:45:45Z","abstract_excerpt":"The study of vortex flows around solid obstacles is of considerable interest from both a theoretical and practical perspective. One geometry that has attracted renewed attention recently is that of vortex flows past a circular cylinder placed above a plane wall, where a stationary recirculating eddy can form in front of the cylinder, in contradistinction to the usual case (without the plane boundary) for which a vortex pair appears behind the cylinder. Here we analyze the problem of vortex flows past a cylinder near a wall through the lenses of the point-vortex model. By conformally mapping th"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02963","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":"2026-05-17T23:47:07Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"0ZDbJnweDGteedeY/TbUJ+yJagqLco3QcsUlugw89bHDTgBxKl090Q+NC0Q2u0O2N2rfbAsxIFM64HhGVeRbAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-21T23:53:00.261030Z"},"content_sha256":"cfc5c3f08c93875a574476302dfa7372f4d582f5a871bf5eb412f1cdacb9e0ac","schema_version":"1.0","event_id":"sha256:cfc5c3f08c93875a574476302dfa7372f4d582f5a871bf5eb412f1cdacb9e0ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/bundle.json","state_url":"https://pith.science/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/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":"2026-06-21T23:53:00Z","links":{"resolver":"https://pith.science/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG","bundle":"https://pith.science/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/bundle.json","state":"https://pith.science/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/state.json","well_known_bundle":"https://pith.science/.well-known/pith/TGTHXN2J6Y45Y5UBE5XSGAI5DG/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:TGTHXN2J6Y45Y5UBE5XSGAI5DG","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":"9f5193934d7252c97b1cb68b255b87d77f9233edecc12da92c5a831100e6fe26","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-09T19:45:45Z","title_canon_sha256":"9ecf8dc44b4c80fcdae5f63bca90ba5ab707963abaf23539a9a0d574424c3e85"},"schema_version":"1.0","source":{"id":"1702.02963","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.02963","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"arxiv_version","alias_value":"1702.02963v2","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.02963","created_at":"2026-05-17T23:47:07Z"},{"alias_kind":"pith_short_12","alias_value":"TGTHXN2J6Y45","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_16","alias_value":"TGTHXN2J6Y45Y5UB","created_at":"2026-05-18T12:31:46Z"},{"alias_kind":"pith_short_8","alias_value":"TGTHXN2J","created_at":"2026-05-18T12:31:46Z"}],"graph_snapshots":[{"event_id":"sha256:cfc5c3f08c93875a574476302dfa7372f4d582f5a871bf5eb412f1cdacb9e0ac","target":"graph","created_at":"2026-05-17T23:47:07Z","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":"The study of vortex flows around solid obstacles is of considerable interest from both a theoretical and practical perspective. One geometry that has attracted renewed attention recently is that of vortex flows past a circular cylinder placed above a plane wall, where a stationary recirculating eddy can form in front of the cylinder, in contradistinction to the usual case (without the plane boundary) for which a vortex pair appears behind the cylinder. Here we analyze the problem of vortex flows past a cylinder near a wall through the lenses of the point-vortex model. By conformally mapping th","authors_text":"G. L. Vasconcelos, M. Moura","cross_cats":["math-ph","math.MP"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-09T19:45:45Z","title":"Vortex motion around a circular cylinder above a plane"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.02963","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":"sha256:9277cd1c0b45975bb94ba07c37267464cd1288bf4eeeef91e2daecd6eb3726d5","target":"record","created_at":"2026-05-17T23:47:07Z","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":"9f5193934d7252c97b1cb68b255b87d77f9233edecc12da92c5a831100e6fe26","cross_cats_sorted":["math-ph","math.MP"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-09T19:45:45Z","title_canon_sha256":"9ecf8dc44b4c80fcdae5f63bca90ba5ab707963abaf23539a9a0d574424c3e85"},"schema_version":"1.0","source":{"id":"1702.02963","kind":"arxiv","version":2}},"canonical_sha256":"99a67bb749f639dc7681276f23011d19a0cc70c9f9bd14a6e2815c03c3bacb9b","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"99a67bb749f639dc7681276f23011d19a0cc70c9f9bd14a6e2815c03c3bacb9b","first_computed_at":"2026-05-17T23:47:07.613141Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:47:07.613141Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"7BMbTM+eaH3BH136VAv90BEb2gF2J47hfLe5kGGMxTSPRQhdZE26UR14d6bItDiUJlIXUC9v6IjWjl7rlwJtCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:47:07.613935Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.02963","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9277cd1c0b45975bb94ba07c37267464cd1288bf4eeeef91e2daecd6eb3726d5","sha256:cfc5c3f08c93875a574476302dfa7372f4d582f5a871bf5eb412f1cdacb9e0ac"],"state_sha256":"f34ed8b024821340e7ed9c9f641aea1c49e232752cc804c0067e8b8a61e06b32"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"b875Hm/5l2KQQaaP/LQhBhDLk50nzq6wkU9cLHRlY0xEyPZmGgOraNflXCiVDTzktzouYLr3jIvOY2zXKcz6DA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-21T23:53:00.262983Z","bundle_sha256":"c313692ab99e94ced10253d6ecd5b29037ae22a5b0f4937b71b310b551b7ba6e"}}