{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:ZWKIEEBBB6NSRQ3P3QFD2SVZJK","short_pith_number":"pith:ZWKIEEBB","canonical_record":{"source":{"id":"1507.07026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-07-24T21:41:23Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"79247b39a81c75f6be870e08df196c245130797803dde0c1f27586d59452f6d7","abstract_canon_sha256":"faa571bc27b1223c02a2e0e440c0c8e1f7824e6db4013f31e9f7b85f0a5bb44f"},"schema_version":"1.0"},"canonical_sha256":"cd948210210f9b28c36fdc0a3d4ab94aadc21b57e20e0ccbca6bce432f92b1f1","source":{"kind":"arxiv","id":"1507.07026","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.07026","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"arxiv_version","alias_value":"1507.07026v1","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.07026","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"pith_short_12","alias_value":"ZWKIEEBBB6NS","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZWKIEEBBB6NSRQ3P","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZWKIEEBB","created_at":"2026-05-18T12:29:52Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:ZWKIEEBBB6NSRQ3P3QFD2SVZJK","target":"record","payload":{"canonical_record":{"source":{"id":"1507.07026","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-07-24T21:41:23Z","cross_cats_sorted":["physics.comp-ph"],"title_canon_sha256":"79247b39a81c75f6be870e08df196c245130797803dde0c1f27586d59452f6d7","abstract_canon_sha256":"faa571bc27b1223c02a2e0e440c0c8e1f7824e6db4013f31e9f7b85f0a5bb44f"},"schema_version":"1.0"},"canonical_sha256":"cd948210210f9b28c36fdc0a3d4ab94aadc21b57e20e0ccbca6bce432f92b1f1","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:14:03.802962Z","signature_b64":"zULpuYV4y9QUS9yYH3ItSv/OTbkWRGngUywxScuEiLCZW7+yWwLdGormFb+jdNRQowupr0u3HisjyTRkG1PACA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"cd948210210f9b28c36fdc0a3d4ab94aadc21b57e20e0ccbca6bce432f92b1f1","last_reissued_at":"2026-05-18T01:14:03.802424Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:14:03.802424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1507.07026","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":"2026-05-18T01:14:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"ulArZSKh2JpKQc/Imp73Ub+a5ouisT8VgHhlc4C8My/9Bh0X53nBbVbkW1HtxX9AdFg4Vu1PhdtWlmVLu0uPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T19:16:04.782126Z"},"content_sha256":"5280423f9888f9a1a0075738040b748cb1947d2a44ff1bbb4f359e60d15d9b5c","schema_version":"1.0","event_id":"sha256:5280423f9888f9a1a0075738040b748cb1947d2a44ff1bbb4f359e60d15d9b5c"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:ZWKIEEBBB6NSRQ3P3QFD2SVZJK","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"The effect of Reynolds number on inertial particle dynamics in isotropic turbulence. Part I: Simulations without gravitational effects","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.comp-ph"],"primary_cat":"physics.flu-dyn","authors_text":"Andrew D. Bragg, Lance R. Collins, Peter J. Ireland","submitted_at":"2015-07-24T21:41:23Z","abstract_excerpt":"In this study, we analyze the statistics of both individual inertial particles and inertial particle pairs in direct numerical simulations of homogeneous isotropic turbulence in the absence of gravity. The effect of the Taylor microscale Reynolds number $R_\\lambda$ on the particle statistics is examined over the largest range to date (from $R_\\lambda = 88-597$). We first explore the effect of preferential sampling on the single-particle statistics, and use our understanding of preferential sampling to provide a physical explanation for many of the trends in the particle velocity gradients, kin"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.07026","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":"2026-05-18T01:14:03Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"7nroDsZSpnUgupJjbO7lO67QbzxZZBMr6NsUCvF/VWiH+Lq0FZPXhRV0TqcgTvE23kJf6PoYvlVwtXAZZkifDA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-02T19:16:04.782486Z"},"content_sha256":"3879e027ca5c4fa1241aae1955ed58fad885d0df2172c775d8c7f1435858caf8","schema_version":"1.0","event_id":"sha256:3879e027ca5c4fa1241aae1955ed58fad885d0df2172c775d8c7f1435858caf8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/bundle.json","state_url":"https://pith.science/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/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":"2026-07-02T19:16:04Z","links":{"resolver":"https://pith.science/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK","bundle":"https://pith.science/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/bundle.json","state":"https://pith.science/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/state.json","well_known_bundle":"https://pith.science/.well-known/pith/ZWKIEEBBB6NSRQ3P3QFD2SVZJK/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:ZWKIEEBBB6NSRQ3P3QFD2SVZJK","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":"faa571bc27b1223c02a2e0e440c0c8e1f7824e6db4013f31e9f7b85f0a5bb44f","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-07-24T21:41:23Z","title_canon_sha256":"79247b39a81c75f6be870e08df196c245130797803dde0c1f27586d59452f6d7"},"schema_version":"1.0","source":{"id":"1507.07026","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1507.07026","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"arxiv_version","alias_value":"1507.07026v1","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1507.07026","created_at":"2026-05-18T01:14:03Z"},{"alias_kind":"pith_short_12","alias_value":"ZWKIEEBBB6NS","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_16","alias_value":"ZWKIEEBBB6NSRQ3P","created_at":"2026-05-18T12:29:52Z"},{"alias_kind":"pith_short_8","alias_value":"ZWKIEEBB","created_at":"2026-05-18T12:29:52Z"}],"graph_snapshots":[{"event_id":"sha256:3879e027ca5c4fa1241aae1955ed58fad885d0df2172c775d8c7f1435858caf8","target":"graph","created_at":"2026-05-18T01:14:03Z","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":"In this study, we analyze the statistics of both individual inertial particles and inertial particle pairs in direct numerical simulations of homogeneous isotropic turbulence in the absence of gravity. The effect of the Taylor microscale Reynolds number $R_\\lambda$ on the particle statistics is examined over the largest range to date (from $R_\\lambda = 88-597$). We first explore the effect of preferential sampling on the single-particle statistics, and use our understanding of preferential sampling to provide a physical explanation for many of the trends in the particle velocity gradients, kin","authors_text":"Andrew D. Bragg, Lance R. Collins, Peter J. Ireland","cross_cats":["physics.comp-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-07-24T21:41:23Z","title":"The effect of Reynolds number on inertial particle dynamics in isotropic turbulence. Part I: Simulations without gravitational effects"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1507.07026","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":"sha256:5280423f9888f9a1a0075738040b748cb1947d2a44ff1bbb4f359e60d15d9b5c","target":"record","created_at":"2026-05-18T01:14:03Z","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":"faa571bc27b1223c02a2e0e440c0c8e1f7824e6db4013f31e9f7b85f0a5bb44f","cross_cats_sorted":["physics.comp-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2015-07-24T21:41:23Z","title_canon_sha256":"79247b39a81c75f6be870e08df196c245130797803dde0c1f27586d59452f6d7"},"schema_version":"1.0","source":{"id":"1507.07026","kind":"arxiv","version":1}},"canonical_sha256":"cd948210210f9b28c36fdc0a3d4ab94aadc21b57e20e0ccbca6bce432f92b1f1","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"cd948210210f9b28c36fdc0a3d4ab94aadc21b57e20e0ccbca6bce432f92b1f1","first_computed_at":"2026-05-18T01:14:03.802424Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:14:03.802424Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"zULpuYV4y9QUS9yYH3ItSv/OTbkWRGngUywxScuEiLCZW7+yWwLdGormFb+jdNRQowupr0u3HisjyTRkG1PACA==","signature_status":"signed_v1","signed_at":"2026-05-18T01:14:03.802962Z","signed_message":"canonical_sha256_bytes"},"source_id":"1507.07026","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5280423f9888f9a1a0075738040b748cb1947d2a44ff1bbb4f359e60d15d9b5c","sha256:3879e027ca5c4fa1241aae1955ed58fad885d0df2172c775d8c7f1435858caf8"],"state_sha256":"d946ace973af09534632d294b2665d2d42db4d4a8c037fa19bedcc44268650a3"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Nv05pXw28biQhThgpDDznyTo5xwlGSRrkHykSQbo0SwX9fA3nsvn9qwYUlneDQUNt+h7NDkmUKwN70P0PtUQCQ==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-02T19:16:04.784433Z","bundle_sha256":"c53328763687a7d155b3700ec8ec4727e29fa5ea8e9006ce32ef23cfebd7e569"}}