{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:XBFQDQIBSLCGOUL3JJKW4VR6M2","short_pith_number":"pith:XBFQDQIB","canonical_record":{"source":{"id":"2505.23076","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-05-29T04:29:35Z","cross_cats_sorted":[],"title_canon_sha256":"9b0aa2eca989133546f61d0d866bc5cc0d22e59114fa015235ce0fb1f7ddc74a","abstract_canon_sha256":"bb71730aaba6b3a34e6aa2d653bd59e91b53182cd07a91157b947702ee67ffaa"},"schema_version":"1.0"},"canonical_sha256":"b84b01c10192c467517b4a556e563e66a5c97960efcc711b2ea909c8b6bc4084","source":{"kind":"arxiv","id":"2505.23076","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.23076","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"arxiv_version","alias_value":"2505.23076v1","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.23076","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_12","alias_value":"XBFQDQIBSLCG","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_16","alias_value":"XBFQDQIBSLCGOUL3","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_8","alias_value":"XBFQDQIB","created_at":"2026-07-05T11:11:55Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:XBFQDQIBSLCGOUL3JJKW4VR6M2","target":"record","payload":{"canonical_record":{"source":{"id":"2505.23076","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-05-29T04:29:35Z","cross_cats_sorted":[],"title_canon_sha256":"9b0aa2eca989133546f61d0d866bc5cc0d22e59114fa015235ce0fb1f7ddc74a","abstract_canon_sha256":"bb71730aaba6b3a34e6aa2d653bd59e91b53182cd07a91157b947702ee67ffaa"},"schema_version":"1.0"},"canonical_sha256":"b84b01c10192c467517b4a556e563e66a5c97960efcc711b2ea909c8b6bc4084","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T11:11:55.055859Z","signature_b64":"l7OpiNYE7kmu7hlNOlONQENj9wviBkCfjxiZvUFImQeocxc2rbSiixyA9CrjPvvp5p/tN/8jNqvX5uf1U8qxBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"b84b01c10192c467517b4a556e563e66a5c97960efcc711b2ea909c8b6bc4084","last_reissued_at":"2026-07-05T11:11:55.055175Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T11:11:55.055175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2505.23076","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":"2026-07-05T11:11:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"8K28P83Jf4IWJzXo76NAZZ7ETg1ZfroPDC/JXtUoFLfqP7ws1CntbapfnqxlEI5Og3lWMg/GCr02ev8PRyjcCg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T13:39:17.038283Z"},"content_sha256":"b89861b4e7db5b4d46aa99af2bf4d2887e392da21f250812c1872d39e0b6f0fb","schema_version":"1.0","event_id":"sha256:b89861b4e7db5b4d46aa99af2bf4d2887e392da21f250812c1872d39e0b6f0fb"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:XBFQDQIBSLCGOUL3JJKW4VR6M2","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Experimental investigation of lift-up and instability of the viscous flow induced by a rotating cone-cylinder in an enclosure","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Gopalan Jagadeesh, Rajkamal Sah, Sumit Sunil Tambe","submitted_at":"2025-05-29T04:29:35Z","abstract_excerpt":"This paper probes into the flow induced by a rotating cone-cylinder model in an enclosure. Two component particle image velocimetry measurements in the symmetry plane reveal that the rotating cone-cylinder causes an outward jet on the cylinder section, which lifts the rotating boundary layers away from the wall. A large-scale counter-rotating vortex pair sets up with its mutual upwash aligned with the lift-up region. Furthermore, the centrifugal instability induces Taylor vortices in the rotating boundary layer, which are convected by the mean flow field and are lifted away from the surface, c"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.23076","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":""},"integrity":{"clean":true,"summary":{"advisory":0,"critical":0,"by_detector":{},"informational":0},"endpoint":"/pith/2505.23076/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":"2026-07-05T11:11:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"NnVpHvPmt5DtPlJpELRuEIDM1FLQdLa/PuA595/srkTYOhOY2lSt5Wu558qzbW7qSIghkVXc6TcGzmXo98cDDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T13:39:17.039187Z"},"content_sha256":"dd8310ddbbb5a8466b872b188a60939d40b10f75ce79b0c75ec7f3d7b9d0b0ee","schema_version":"1.0","event_id":"sha256:dd8310ddbbb5a8466b872b188a60939d40b10f75ce79b0c75ec7f3d7b9d0b0ee"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/bundle.json","state_url":"https://pith.science/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/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":"2026-08-08T13:39:17Z","links":{"resolver":"https://pith.science/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2","bundle":"https://pith.science/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/bundle.json","state":"https://pith.science/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/state.json","well_known_bundle":"https://pith.science/.well-known/pith/XBFQDQIBSLCGOUL3JJKW4VR6M2/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:XBFQDQIBSLCGOUL3JJKW4VR6M2","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":"bb71730aaba6b3a34e6aa2d653bd59e91b53182cd07a91157b947702ee67ffaa","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-05-29T04:29:35Z","title_canon_sha256":"9b0aa2eca989133546f61d0d866bc5cc0d22e59114fa015235ce0fb1f7ddc74a"},"schema_version":"1.0","source":{"id":"2505.23076","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2505.23076","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"arxiv_version","alias_value":"2505.23076v1","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2505.23076","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_12","alias_value":"XBFQDQIBSLCG","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_16","alias_value":"XBFQDQIBSLCGOUL3","created_at":"2026-07-05T11:11:55Z"},{"alias_kind":"pith_short_8","alias_value":"XBFQDQIB","created_at":"2026-07-05T11:11:55Z"}],"graph_snapshots":[{"event_id":"sha256:dd8310ddbbb5a8466b872b188a60939d40b10f75ce79b0c75ec7f3d7b9d0b0ee","target":"graph","created_at":"2026-07-05T11:11:55Z","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/2505.23076/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"This paper probes into the flow induced by a rotating cone-cylinder model in an enclosure. Two component particle image velocimetry measurements in the symmetry plane reveal that the rotating cone-cylinder causes an outward jet on the cylinder section, which lifts the rotating boundary layers away from the wall. A large-scale counter-rotating vortex pair sets up with its mutual upwash aligned with the lift-up region. Furthermore, the centrifugal instability induces Taylor vortices in the rotating boundary layer, which are convected by the mean flow field and are lifted away from the surface, c","authors_text":"Gopalan Jagadeesh, Rajkamal Sah, Sumit Sunil Tambe","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-05-29T04:29:35Z","title":"Experimental investigation of lift-up and instability of the viscous flow induced by a rotating cone-cylinder in an enclosure"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2505.23076","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:b89861b4e7db5b4d46aa99af2bf4d2887e392da21f250812c1872d39e0b6f0fb","target":"record","created_at":"2026-07-05T11:11:55Z","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":"bb71730aaba6b3a34e6aa2d653bd59e91b53182cd07a91157b947702ee67ffaa","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by-nc-nd/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2025-05-29T04:29:35Z","title_canon_sha256":"9b0aa2eca989133546f61d0d866bc5cc0d22e59114fa015235ce0fb1f7ddc74a"},"schema_version":"1.0","source":{"id":"2505.23076","kind":"arxiv","version":1}},"canonical_sha256":"b84b01c10192c467517b4a556e563e66a5c97960efcc711b2ea909c8b6bc4084","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"b84b01c10192c467517b4a556e563e66a5c97960efcc711b2ea909c8b6bc4084","first_computed_at":"2026-07-05T11:11:55.055175Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T11:11:55.055175Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"l7OpiNYE7kmu7hlNOlONQENj9wviBkCfjxiZvUFImQeocxc2rbSiixyA9CrjPvvp5p/tN/8jNqvX5uf1U8qxBw==","signature_status":"signed_v1","signed_at":"2026-07-05T11:11:55.055859Z","signed_message":"canonical_sha256_bytes"},"source_id":"2505.23076","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:b89861b4e7db5b4d46aa99af2bf4d2887e392da21f250812c1872d39e0b6f0fb","sha256:dd8310ddbbb5a8466b872b188a60939d40b10f75ce79b0c75ec7f3d7b9d0b0ee"],"state_sha256":"0f09f37d648e2874c29ccba2d0974cab3919fb6b0e8ea0c9dff46f685a72d6bb"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"/uDm3KXyypYDXHz6s/thvrP3x5jcBrPbaHcSCgVgvTdRIc3ooGfFsC1VIw1cv+flo5C4vCOj7KmFMTZwFgg2Cg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T13:39:17.046114Z","bundle_sha256":"75c440451d04ab5fbceb2fca2fc4fcea59402561fe74201897ec1092657b6676"}}