{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2022:HUAFPLZVBQJ7PLJV2A75TVFKOM","short_pith_number":"pith:HUAFPLZV","canonical_record":{"source":{"id":"2205.06972","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2022-05-14T05:23:13Z","cross_cats_sorted":[],"title_canon_sha256":"13d5cff6573161e3b36d0cf3960cad66bbb723a105ad9f9cb354e72a4ba7c1d3","abstract_canon_sha256":"24070cf405ae65b965aaccef418cde682819cafb4bfd5e2c29394f24356bc1df"},"schema_version":"1.0"},"canonical_sha256":"3d0057af350c13f7ad35d03fd9d4aa730a1166cefd0f66134c078e259656b950","source":{"kind":"arxiv","id":"2205.06972","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.06972","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"arxiv_version","alias_value":"2205.06972v1","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.06972","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_12","alias_value":"HUAFPLZVBQJ7","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_16","alias_value":"HUAFPLZVBQJ7PLJV","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_8","alias_value":"HUAFPLZV","created_at":"2026-07-05T04:23:10Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2022:HUAFPLZVBQJ7PLJV2A75TVFKOM","target":"record","payload":{"canonical_record":{"source":{"id":"2205.06972","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2022-05-14T05:23:13Z","cross_cats_sorted":[],"title_canon_sha256":"13d5cff6573161e3b36d0cf3960cad66bbb723a105ad9f9cb354e72a4ba7c1d3","abstract_canon_sha256":"24070cf405ae65b965aaccef418cde682819cafb4bfd5e2c29394f24356bc1df"},"schema_version":"1.0"},"canonical_sha256":"3d0057af350c13f7ad35d03fd9d4aa730a1166cefd0f66134c078e259656b950","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T04:23:10.560151Z","signature_b64":"ns2/TFeeYhnhtNpenPxf+Qb8OjFkJjhDeVSUcB+6j7F8DuN9QTaScMdT7J3EAwMi/j5uNr/UoqPh7AN0cjqBCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"3d0057af350c13f7ad35d03fd9d4aa730a1166cefd0f66134c078e259656b950","last_reissued_at":"2026-07-05T04:23:10.559758Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T04:23:10.559758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2205.06972","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":"2026-07-05T04:23:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"PmuDeu7lJcSNkoegfnEY0Uy2ss7lenEdtaCYgfLy5SoGNgMkuAfounGeAhLmkIxBOGEok1VQ+zASlRdmA10CDQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:54:52.505263Z"},"content_sha256":"2ded50ce1bb3cada853220d64c9999df0d764a6f081a9358e493b15b2bd9e26b","schema_version":"1.0","event_id":"sha256:2ded50ce1bb3cada853220d64c9999df0d764a6f081a9358e493b15b2bd9e26b"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2022:HUAFPLZVBQJ7PLJV2A75TVFKOM","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Intermittency and collisions of fast sedimenting droplets in turbulence","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Changhoon Lee, Itzhak Fouxon, Seulgi Lee","submitted_at":"2022-05-14T05:23:13Z","abstract_excerpt":"We study theoretically and numerically spatial distribution and collision rate of droplets that sediment in homogeneous isotropic Navier-Stokes turbulence. It is assumed that typical turbulent accelerations of fluid particles are much smaller than gravity. This was shown to imply that the particles interact weakly with individual vortices and, as a result, form a smooth flow in most of the space. In weakly intermittent turbulence with moderate Reynolds number, rare regions where the flow breaks down can be neglected in the calculation of space averaged rate of droplet collisions. However, incr"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.06972","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/2205.06972/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":"2026-07-05T04:23:10Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"qws9/KoLW6TOyShO1QzLjmPtkiep9YxdbF1O0xk/+SiPr7KVTnKZpy13qb0cXkVDg9ZhsJdJnFWHtr/Oq3YWCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-08T23:54:52.505663Z"},"content_sha256":"697a9af2dbd037f3255397a43f358f79f95a1b34fd5a4bf8ddab48123b6ec4ac","schema_version":"1.0","event_id":"sha256:697a9af2dbd037f3255397a43f358f79f95a1b34fd5a4bf8ddab48123b6ec4ac"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/bundle.json","state_url":"https://pith.science/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/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":"2026-07-08T23:54:52Z","links":{"resolver":"https://pith.science/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM","bundle":"https://pith.science/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/bundle.json","state":"https://pith.science/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HUAFPLZVBQJ7PLJV2A75TVFKOM/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2022:HUAFPLZVBQJ7PLJV2A75TVFKOM","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":"24070cf405ae65b965aaccef418cde682819cafb4bfd5e2c29394f24356bc1df","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2022-05-14T05:23:13Z","title_canon_sha256":"13d5cff6573161e3b36d0cf3960cad66bbb723a105ad9f9cb354e72a4ba7c1d3"},"schema_version":"1.0","source":{"id":"2205.06972","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2205.06972","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"arxiv_version","alias_value":"2205.06972v1","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2205.06972","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_12","alias_value":"HUAFPLZVBQJ7","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_16","alias_value":"HUAFPLZVBQJ7PLJV","created_at":"2026-07-05T04:23:10Z"},{"alias_kind":"pith_short_8","alias_value":"HUAFPLZV","created_at":"2026-07-05T04:23:10Z"}],"graph_snapshots":[{"event_id":"sha256:697a9af2dbd037f3255397a43f358f79f95a1b34fd5a4bf8ddab48123b6ec4ac","target":"graph","created_at":"2026-07-05T04:23:10Z","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/2205.06972/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"We study theoretically and numerically spatial distribution and collision rate of droplets that sediment in homogeneous isotropic Navier-Stokes turbulence. It is assumed that typical turbulent accelerations of fluid particles are much smaller than gravity. This was shown to imply that the particles interact weakly with individual vortices and, as a result, form a smooth flow in most of the space. In weakly intermittent turbulence with moderate Reynolds number, rare regions where the flow breaks down can be neglected in the calculation of space averaged rate of droplet collisions. However, incr","authors_text":"Changhoon Lee, Itzhak Fouxon, Seulgi Lee","cross_cats":[],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2022-05-14T05:23:13Z","title":"Intermittency and collisions of fast sedimenting droplets in turbulence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2205.06972","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":"sha256:2ded50ce1bb3cada853220d64c9999df0d764a6f081a9358e493b15b2bd9e26b","target":"record","created_at":"2026-07-05T04:23:10Z","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":"24070cf405ae65b965aaccef418cde682819cafb4bfd5e2c29394f24356bc1df","cross_cats_sorted":[],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.flu-dyn","submitted_at":"2022-05-14T05:23:13Z","title_canon_sha256":"13d5cff6573161e3b36d0cf3960cad66bbb723a105ad9f9cb354e72a4ba7c1d3"},"schema_version":"1.0","source":{"id":"2205.06972","kind":"arxiv","version":1}},"canonical_sha256":"3d0057af350c13f7ad35d03fd9d4aa730a1166cefd0f66134c078e259656b950","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"3d0057af350c13f7ad35d03fd9d4aa730a1166cefd0f66134c078e259656b950","first_computed_at":"2026-07-05T04:23:10.559758Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T04:23:10.559758Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"ns2/TFeeYhnhtNpenPxf+Qb8OjFkJjhDeVSUcB+6j7F8DuN9QTaScMdT7J3EAwMi/j5uNr/UoqPh7AN0cjqBCQ==","signature_status":"signed_v1","signed_at":"2026-07-05T04:23:10.560151Z","signed_message":"canonical_sha256_bytes"},"source_id":"2205.06972","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:2ded50ce1bb3cada853220d64c9999df0d764a6f081a9358e493b15b2bd9e26b","sha256:697a9af2dbd037f3255397a43f358f79f95a1b34fd5a4bf8ddab48123b6ec4ac"],"state_sha256":"132958842516e39e5f0368e3acdd1b0a08dd20d0582d132dc60d71a09511884f"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"dCegNODw/VqX0jN+/Mj0vF5nPYLez6LYULa9x/QeqdXYJcdVxnj2ABuan0hqawEI8eMubuftvqKmmumFB1erAw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-08T23:54:52.507874Z","bundle_sha256":"438157912f19fd49a019d5635c4e6df17f6688433c9e642f5be33325665f6aa5"}}