{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2013:4WDSDU2XSRUVBHSY37HKBKVYH3","short_pith_number":"pith:4WDSDU2X","canonical_record":{"source":{"id":"1311.7006","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2013-11-27T15:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"8c3bc86401cb333130beff43d5836685598432af9c05db7bbbddea1989fc9e88","abstract_canon_sha256":"a4c528b3f642c3a8b8447d8dc2f57acc931befdb32e0bd15845f0bac3ee77d45"},"schema_version":"1.0"},"canonical_sha256":"e58721d3579469509e58dfcea0aab83eea92d70052a47e6e4cfbd907ea9fb2de","source":{"kind":"arxiv","id":"1311.7006","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.7006","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"arxiv_version","alias_value":"1311.7006v1","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.7006","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"pith_short_12","alias_value":"4WDSDU2XSRUV","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4WDSDU2XSRUVBHSY","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4WDSDU2X","created_at":"2026-05-18T12:27:34Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2013:4WDSDU2XSRUVBHSY37HKBKVYH3","target":"record","payload":{"canonical_record":{"source":{"id":"1311.7006","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2013-11-27T15:29:49Z","cross_cats_sorted":[],"title_canon_sha256":"8c3bc86401cb333130beff43d5836685598432af9c05db7bbbddea1989fc9e88","abstract_canon_sha256":"a4c528b3f642c3a8b8447d8dc2f57acc931befdb32e0bd15845f0bac3ee77d45"},"schema_version":"1.0"},"canonical_sha256":"e58721d3579469509e58dfcea0aab83eea92d70052a47e6e4cfbd907ea9fb2de","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:46:05.584002Z","signature_b64":"nPEYSJKKOuLI6m04tlcO7chMvtP/olAljRJuvp29ICRmkkLFkxCQje4mceTujN1RdgPtYz0HUuQgpA7UzWHZDQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"e58721d3579469509e58dfcea0aab83eea92d70052a47e6e4cfbd907ea9fb2de","last_reissued_at":"2026-05-18T01:46:05.583366Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:46:05.583366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1311.7006","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":"2026-05-18T01:46:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Rl2tdFO7M4xpCJma9SFzcONeB06rO3T6MTPNrPIkMO2x+4vsCGAaqXpxL0u2rV+1JPxr1CpYAOuOdeESC0/BDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:41:40.115489Z"},"content_sha256":"79919fe17e4b6a3e78c7c73bc336161cfcb0bc20c6de9f5aa0f5692a9d6b4f06","schema_version":"1.0","event_id":"sha256:79919fe17e4b6a3e78c7c73bc336161cfcb0bc20c6de9f5aa0f5692a9d6b4f06"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2013:4WDSDU2XSRUVBHSY37HKBKVYH3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Influence of the enclosed fluid on the flow over a microstructured surface in the Cassie state","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Clarissa Sch\\\"onecker, Steffen Hardt, Tobias Baier","submitted_at":"2013-11-27T15:29:49Z","abstract_excerpt":"Analytical expressions for the flow field as well as for the effective slip length of a shear flow over a surface with periodic rectangular grooves are derived. The primary fluid is in the Cassie state with the grooves being filled with a secondary immiscible fluid. The coupling of both fluids is reflected in a locally varying slip distribution along the fluid-fluid interface, which models the effect of the secondary fluid on the outer flow. The obtained closed-form analytical expressions for the flow field and effective slip length of the primary fluid explicitly contain the influence of the "},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.7006","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":"2026-05-18T01:46:05Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f3jIv1ylv0LnbkMVISlPqmpjFli9FJtOKg8/9yLiB7NBIs4qolITSYsM4pvBhihm806sntRrEd4mmZ+SaOwKCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-03T20:41:40.115828Z"},"content_sha256":"c32132ad090ab7dee498062d437118f3441c121f46516c3fcf9ddaef2c213464","schema_version":"1.0","event_id":"sha256:c32132ad090ab7dee498062d437118f3441c121f46516c3fcf9ddaef2c213464"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/bundle.json","state_url":"https://pith.science/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/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":"2026-06-03T20:41:40Z","links":{"resolver":"https://pith.science/pith/4WDSDU2XSRUVBHSY37HKBKVYH3","bundle":"https://pith.science/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/bundle.json","state":"https://pith.science/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/4WDSDU2XSRUVBHSY37HKBKVYH3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2013:4WDSDU2XSRUVBHSY37HKBKVYH3","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":"a4c528b3f642c3a8b8447d8dc2f57acc931befdb32e0bd15845f0bac3ee77d45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2013-11-27T15:29:49Z","title_canon_sha256":"8c3bc86401cb333130beff43d5836685598432af9c05db7bbbddea1989fc9e88"},"schema_version":"1.0","source":{"id":"1311.7006","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1311.7006","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"arxiv_version","alias_value":"1311.7006v1","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1311.7006","created_at":"2026-05-18T01:46:05Z"},{"alias_kind":"pith_short_12","alias_value":"4WDSDU2XSRUV","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_16","alias_value":"4WDSDU2XSRUVBHSY","created_at":"2026-05-18T12:27:34Z"},{"alias_kind":"pith_short_8","alias_value":"4WDSDU2X","created_at":"2026-05-18T12:27:34Z"}],"graph_snapshots":[{"event_id":"sha256:c32132ad090ab7dee498062d437118f3441c121f46516c3fcf9ddaef2c213464","target":"graph","created_at":"2026-05-18T01:46:05Z","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":"Analytical expressions for the flow field as well as for the effective slip length of a shear flow over a surface with periodic rectangular grooves are derived. The primary fluid is in the Cassie state with the grooves being filled with a secondary immiscible fluid. The coupling of both fluids is reflected in a locally varying slip distribution along the fluid-fluid interface, which models the effect of the secondary fluid on the outer flow. The obtained closed-form analytical expressions for the flow field and effective slip length of the primary fluid explicitly contain the influence of the ","authors_text":"Clarissa Sch\\\"onecker, Steffen Hardt, Tobias Baier","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2013-11-27T15:29:49Z","title":"Influence of the enclosed fluid on the flow over a microstructured surface in the Cassie state"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1311.7006","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":"sha256:79919fe17e4b6a3e78c7c73bc336161cfcb0bc20c6de9f5aa0f5692a9d6b4f06","target":"record","created_at":"2026-05-18T01:46:05Z","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":"a4c528b3f642c3a8b8447d8dc2f57acc931befdb32e0bd15845f0bac3ee77d45","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2013-11-27T15:29:49Z","title_canon_sha256":"8c3bc86401cb333130beff43d5836685598432af9c05db7bbbddea1989fc9e88"},"schema_version":"1.0","source":{"id":"1311.7006","kind":"arxiv","version":1}},"canonical_sha256":"e58721d3579469509e58dfcea0aab83eea92d70052a47e6e4cfbd907ea9fb2de","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"e58721d3579469509e58dfcea0aab83eea92d70052a47e6e4cfbd907ea9fb2de","first_computed_at":"2026-05-18T01:46:05.583366Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:46:05.583366Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nPEYSJKKOuLI6m04tlcO7chMvtP/olAljRJuvp29ICRmkkLFkxCQje4mceTujN1RdgPtYz0HUuQgpA7UzWHZDQ==","signature_status":"signed_v1","signed_at":"2026-05-18T01:46:05.584002Z","signed_message":"canonical_sha256_bytes"},"source_id":"1311.7006","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:79919fe17e4b6a3e78c7c73bc336161cfcb0bc20c6de9f5aa0f5692a9d6b4f06","sha256:c32132ad090ab7dee498062d437118f3441c121f46516c3fcf9ddaef2c213464"],"state_sha256":"ee33de3b805a9214aa38377655671e7a03f1556412f40f204c0f36721de5678f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"4CwdHVsv9wPDx33jWrWByzL/tfgE0TagWj2rX61GrONjQNktHzVWtPAS9olBvmjRNA+N6fZG1+zWPvii5Le2Dw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-03T20:41:40.117812Z","bundle_sha256":"aa5925d2655aed4c24a9cbd645c669db790d749c1abb0c67ccbfbb46039e727d"}}