{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2017:A7GA7IYQS2N4S3SXDTXKVTINFZ","short_pith_number":"pith:A7GA7IYQ","canonical_record":{"source":{"id":"1702.06773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-22T12:28:26Z","cross_cats_sorted":[],"title_canon_sha256":"bbe0cc0ba79445fff4b2243224102da04b8b5a07bb22a72e3f3c5c39df1b0257","abstract_canon_sha256":"4f1a81d8bfcbf493c69133477e3e0c54348468c12fd74e97ea1068d663db07f2"},"schema_version":"1.0"},"canonical_sha256":"07cc0fa310969bc96e571ceeaacd0d2e5a06848eba9da8c3aafd3d94ae6acd3e","source":{"kind":"arxiv","id":"1702.06773","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06773","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06773v1","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06773","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"A7GA7IYQS2N4","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A7GA7IYQS2N4S3SX","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A7GA7IYQ","created_at":"2026-05-18T12:31:05Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2017:A7GA7IYQS2N4S3SXDTXKVTINFZ","target":"record","payload":{"canonical_record":{"source":{"id":"1702.06773","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-22T12:28:26Z","cross_cats_sorted":[],"title_canon_sha256":"bbe0cc0ba79445fff4b2243224102da04b8b5a07bb22a72e3f3c5c39df1b0257","abstract_canon_sha256":"4f1a81d8bfcbf493c69133477e3e0c54348468c12fd74e97ea1068d663db07f2"},"schema_version":"1.0"},"canonical_sha256":"07cc0fa310969bc96e571ceeaacd0d2e5a06848eba9da8c3aafd3d94ae6acd3e","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:50:12.168606Z","signature_b64":"1Fg4bnla1r44j+CElNp4/swNvRfyrf1jH38oR8VkUByOLFh2X8qDNuYC0stHRF5CTTyR+ueG24hVabgSLhsaCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"07cc0fa310969bc96e571ceeaacd0d2e5a06848eba9da8c3aafd3d94ae6acd3e","last_reissued_at":"2026-05-18T00:50:12.168105Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:50:12.168105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1702.06773","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":"2026-05-18T00:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GBhRqcq8TT9YqKDs8DXOUgq4R+C767mpwMcOzVzYcVwmLYXNicDj2miiTnWAkGlHjPKAp+Z7QDRaqzjKr4SZBw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T10:26:50.445797Z"},"content_sha256":"3bd89fbe0aed9e228f129f7e5be8e4bc137c83d0f425058c0e7fddb9f4432b08","schema_version":"1.0","event_id":"sha256:3bd89fbe0aed9e228f129f7e5be8e4bc137c83d0f425058c0e7fddb9f4432b08"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2017:A7GA7IYQS2N4S3SXDTXKVTINFZ","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Dusty turbulence","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.flu-dyn","authors_text":"Fran\\c{c}ois Laenen, J\\'er\\'emie Bec, Stefano Musacchio","submitted_at":"2017-02-22T12:28:26Z","abstract_excerpt":"The feedback forces exerted by particles suspended in a turbulent flow is shown to lead to a new scaling law for velocity fluctuations associated to a power-spectra $\\propto k^{-2}$. The mechanism at play relies on a direct transfer of kinetic energy to small scales through Kelvin--Helmholtz instabilities occurring in regions of high particle density contrast. This finding is confirmed by two-dimensional direct numerical simulations."},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06773","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":"2026-05-18T00:50:12Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xduENs2ipy4MYcArbLWydq5TKQ0cgsd4gtdLKfqqiWXwF4MedCqqDrE27mcZnViI3B6h6RAqJhJvKpHR9+4iAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-21T10:26:50.446135Z"},"content_sha256":"7c43ded220c70238eb3850b39e35498c73ebfa5721f137df3ae9b4489fea08f4","schema_version":"1.0","event_id":"sha256:7c43ded220c70238eb3850b39e35498c73ebfa5721f137df3ae9b4489fea08f4"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/bundle.json","state_url":"https://pith.science/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/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":"2026-05-21T10:26:50Z","links":{"resolver":"https://pith.science/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ","bundle":"https://pith.science/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/bundle.json","state":"https://pith.science/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A7GA7IYQS2N4S3SXDTXKVTINFZ/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2017:A7GA7IYQS2N4S3SXDTXKVTINFZ","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":"4f1a81d8bfcbf493c69133477e3e0c54348468c12fd74e97ea1068d663db07f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-22T12:28:26Z","title_canon_sha256":"bbe0cc0ba79445fff4b2243224102da04b8b5a07bb22a72e3f3c5c39df1b0257"},"schema_version":"1.0","source":{"id":"1702.06773","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1702.06773","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"arxiv_version","alias_value":"1702.06773v1","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1702.06773","created_at":"2026-05-18T00:50:12Z"},{"alias_kind":"pith_short_12","alias_value":"A7GA7IYQS2N4","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_16","alias_value":"A7GA7IYQS2N4S3SX","created_at":"2026-05-18T12:31:05Z"},{"alias_kind":"pith_short_8","alias_value":"A7GA7IYQ","created_at":"2026-05-18T12:31:05Z"}],"graph_snapshots":[{"event_id":"sha256:7c43ded220c70238eb3850b39e35498c73ebfa5721f137df3ae9b4489fea08f4","target":"graph","created_at":"2026-05-18T00:50:12Z","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":"The feedback forces exerted by particles suspended in a turbulent flow is shown to lead to a new scaling law for velocity fluctuations associated to a power-spectra $\\propto k^{-2}$. The mechanism at play relies on a direct transfer of kinetic energy to small scales through Kelvin--Helmholtz instabilities occurring in regions of high particle density contrast. This finding is confirmed by two-dimensional direct numerical simulations.","authors_text":"Fran\\c{c}ois Laenen, J\\'er\\'emie Bec, Stefano Musacchio","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-22T12:28:26Z","title":"Dusty turbulence"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1702.06773","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":"sha256:3bd89fbe0aed9e228f129f7e5be8e4bc137c83d0f425058c0e7fddb9f4432b08","target":"record","created_at":"2026-05-18T00:50:12Z","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":"4f1a81d8bfcbf493c69133477e3e0c54348468c12fd74e97ea1068d663db07f2","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2017-02-22T12:28:26Z","title_canon_sha256":"bbe0cc0ba79445fff4b2243224102da04b8b5a07bb22a72e3f3c5c39df1b0257"},"schema_version":"1.0","source":{"id":"1702.06773","kind":"arxiv","version":1}},"canonical_sha256":"07cc0fa310969bc96e571ceeaacd0d2e5a06848eba9da8c3aafd3d94ae6acd3e","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"07cc0fa310969bc96e571ceeaacd0d2e5a06848eba9da8c3aafd3d94ae6acd3e","first_computed_at":"2026-05-18T00:50:12.168105Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:50:12.168105Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"1Fg4bnla1r44j+CElNp4/swNvRfyrf1jH38oR8VkUByOLFh2X8qDNuYC0stHRF5CTTyR+ueG24hVabgSLhsaCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:50:12.168606Z","signed_message":"canonical_sha256_bytes"},"source_id":"1702.06773","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:3bd89fbe0aed9e228f129f7e5be8e4bc137c83d0f425058c0e7fddb9f4432b08","sha256:7c43ded220c70238eb3850b39e35498c73ebfa5721f137df3ae9b4489fea08f4"],"state_sha256":"3feafcb7d0ee311fd5b350275113ad22004436402bbdf559073848da77af646b"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CiCHzuFLJRpGBF/V5qW8cviNE7/7JCr0K97bDTnJoLDEUCqr7khdwXmyVcRm/6MIHK2VnA032/TnCcpqc910AA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-21T10:26:50.448617Z","bundle_sha256":"d835613fb8bdc54fc15090fceb39043fc057b013404c54a0333e29fedc05e0f3"}}