{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2011:ORTCIJXQVTG45YKB6XE7MCLGQ7","short_pith_number":"pith:ORTCIJXQ","canonical_record":{"source":{"id":"1107.5082","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-25T21:49:09Z","cross_cats_sorted":["physics.geo-ph"],"title_canon_sha256":"bedc73c3b4099d61fa0c711ba5b445f48926dc903df42878b8cce649896ad2b8","abstract_canon_sha256":"e515e757d214569eaec10f2898dae689eae2e711da7b577a65dc28955d501b5a"},"schema_version":"1.0"},"canonical_sha256":"74662426f0accdcee141f5c9f6096687f7d1be8640728742496beda6e6f27f49","source":{"kind":"arxiv","id":"1107.5082","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.5082","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"arxiv_version","alias_value":"1107.5082v1","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.5082","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"pith_short_12","alias_value":"ORTCIJXQVTG4","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"ORTCIJXQVTG45YKB","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"ORTCIJXQ","created_at":"2026-05-18T12:26:37Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2011:ORTCIJXQVTG45YKB6XE7MCLGQ7","target":"record","payload":{"canonical_record":{"source":{"id":"1107.5082","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-25T21:49:09Z","cross_cats_sorted":["physics.geo-ph"],"title_canon_sha256":"bedc73c3b4099d61fa0c711ba5b445f48926dc903df42878b8cce649896ad2b8","abstract_canon_sha256":"e515e757d214569eaec10f2898dae689eae2e711da7b577a65dc28955d501b5a"},"schema_version":"1.0"},"canonical_sha256":"74662426f0accdcee141f5c9f6096687f7d1be8640728742496beda6e6f27f49","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T04:16:53.082816Z","signature_b64":"scX/KgOxapBsz/9b3oWiAPV8lMVd2iWLptaUvPuzAXAtyss8Z2YP28sskn8R9tZYCZE2MLN9tltZS2dsQO5HCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"74662426f0accdcee141f5c9f6096687f7d1be8640728742496beda6e6f27f49","last_reissued_at":"2026-05-18T04:16:53.082251Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T04:16:53.082251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1107.5082","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":"2026-05-18T04:16:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"s8ABg3wTtAnPd0r6D/IaqMPmtuv9ZfgtpFzcX+3WC2s7s93mMyefwvbyjDhrXLkmjL5ET2vwwEOSM2UgJi7vDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:46:52.148924Z"},"content_sha256":"6a3ae3cfd67b216104d921df6cdb9cfb9933d6e1466afc47f673375c6826bd7c","schema_version":"1.0","event_id":"sha256:6a3ae3cfd67b216104d921df6cdb9cfb9933d6e1466afc47f673375c6826bd7c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2011:ORTCIJXQVTG45YKB6XE7MCLGQ7","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Bi-stability in turbulent, rotating spherical Couette flow","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.geo-ph"],"primary_cat":"physics.flu-dyn","authors_text":"Daniel P. Lathrop, Daniel S. Zimmerman, Santiago Andr\\'es Triana","submitted_at":"2011-07-25T21:49:09Z","abstract_excerpt":"Flow between concentric spheres of radius ratio $\\eta = r_\\mathrm{i}/r_\\mathrm{o} = 0.35$ is studied in a 3 m outer diameter experiment. We have measured the torques required to maintain constant boundary speeds as well as localized wall shear stress, velocity, and pressure. At low Ekman number $E = 2.1\\times10^{-7}$ and modest Rossby number $0.07 < Ro < 3.4$, the resulting flow is highly turbulent, with a Reynolds number ($Re=Ro/E$) exceeding fifteen million. Several turbulent flow regimes are evident as $Ro$ is varied for fixed $E$. We focus our attention on one flow transition in particular"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.5082","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":"2026-05-18T04:16:53Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JHdxKKAVQ+FKqj1Tj17Aef4ou78aesN5isAdUp2wXPfxMsQH7QYZjiG2rUBymjsRl+0MSOqyFGwA0MTs0lcfCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-26T13:46:52.149586Z"},"content_sha256":"68dd8eea9f6def04b214a882fbe4db530f5bc0e81d9aafca55b8bfe522c717fc","schema_version":"1.0","event_id":"sha256:68dd8eea9f6def04b214a882fbe4db530f5bc0e81d9aafca55b8bfe522c717fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/bundle.json","state_url":"https://pith.science/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/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":"2026-05-26T13:46:52Z","links":{"resolver":"https://pith.science/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7","bundle":"https://pith.science/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/bundle.json","state":"https://pith.science/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ORTCIJXQVTG45YKB6XE7MCLGQ7/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2011:ORTCIJXQVTG45YKB6XE7MCLGQ7","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":"e515e757d214569eaec10f2898dae689eae2e711da7b577a65dc28955d501b5a","cross_cats_sorted":["physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-25T21:49:09Z","title_canon_sha256":"bedc73c3b4099d61fa0c711ba5b445f48926dc903df42878b8cce649896ad2b8"},"schema_version":"1.0","source":{"id":"1107.5082","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1107.5082","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"arxiv_version","alias_value":"1107.5082v1","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1107.5082","created_at":"2026-05-18T04:16:53Z"},{"alias_kind":"pith_short_12","alias_value":"ORTCIJXQVTG4","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_16","alias_value":"ORTCIJXQVTG45YKB","created_at":"2026-05-18T12:26:37Z"},{"alias_kind":"pith_short_8","alias_value":"ORTCIJXQ","created_at":"2026-05-18T12:26:37Z"}],"graph_snapshots":[{"event_id":"sha256:68dd8eea9f6def04b214a882fbe4db530f5bc0e81d9aafca55b8bfe522c717fc","target":"graph","created_at":"2026-05-18T04:16:53Z","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":"Flow between concentric spheres of radius ratio $\\eta = r_\\mathrm{i}/r_\\mathrm{o} = 0.35$ is studied in a 3 m outer diameter experiment. We have measured the torques required to maintain constant boundary speeds as well as localized wall shear stress, velocity, and pressure. At low Ekman number $E = 2.1\\times10^{-7}$ and modest Rossby number $0.07 < Ro < 3.4$, the resulting flow is highly turbulent, with a Reynolds number ($Re=Ro/E$) exceeding fifteen million. Several turbulent flow regimes are evident as $Ro$ is varied for fixed $E$. We focus our attention on one flow transition in particular","authors_text":"Daniel P. Lathrop, Daniel S. Zimmerman, Santiago Andr\\'es Triana","cross_cats":["physics.geo-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-25T21:49:09Z","title":"Bi-stability in turbulent, rotating spherical Couette flow"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1107.5082","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":"sha256:6a3ae3cfd67b216104d921df6cdb9cfb9933d6e1466afc47f673375c6826bd7c","target":"record","created_at":"2026-05-18T04:16:53Z","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":"e515e757d214569eaec10f2898dae689eae2e711da7b577a65dc28955d501b5a","cross_cats_sorted":["physics.geo-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2011-07-25T21:49:09Z","title_canon_sha256":"bedc73c3b4099d61fa0c711ba5b445f48926dc903df42878b8cce649896ad2b8"},"schema_version":"1.0","source":{"id":"1107.5082","kind":"arxiv","version":1}},"canonical_sha256":"74662426f0accdcee141f5c9f6096687f7d1be8640728742496beda6e6f27f49","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"74662426f0accdcee141f5c9f6096687f7d1be8640728742496beda6e6f27f49","first_computed_at":"2026-05-18T04:16:53.082251Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T04:16:53.082251Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"scX/KgOxapBsz/9b3oWiAPV8lMVd2iWLptaUvPuzAXAtyss8Z2YP28sskn8R9tZYCZE2MLN9tltZS2dsQO5HCw==","signature_status":"signed_v1","signed_at":"2026-05-18T04:16:53.082816Z","signed_message":"canonical_sha256_bytes"},"source_id":"1107.5082","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:6a3ae3cfd67b216104d921df6cdb9cfb9933d6e1466afc47f673375c6826bd7c","sha256:68dd8eea9f6def04b214a882fbe4db530f5bc0e81d9aafca55b8bfe522c717fc"],"state_sha256":"ec61278b6fb9756472a3c632303d60d09d4aad4edcca05d1a845efadabe33070"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"x1jOKSwyR2ovFtF5vyY7F2gJulzROGFRy2LbU7M9B8hlvIJPH/O0ZiMhKlTkRE4vkjP+OFX6J3sj140ruV0NBA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-26T13:46:52.153088Z","bundle_sha256":"5156ee378efa2de5b19c9af02a7db93340cfdecf0894c8f0d780ac16c9f1ad61"}}