{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:IBKX7UARCPDKD2XOPLNTQFUJDE","short_pith_number":"pith:IBKX7UAR","canonical_record":{"source":{"id":"2412.18936","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-12-25T15:51:06Z","cross_cats_sorted":["nlin.CD","quant-ph"],"title_canon_sha256":"1da3ab86c285b2a01ec7780b34f370345575acecd07b5f4b05b43ef5f4760786","abstract_canon_sha256":"1af9f6226cc5858c93b94cdab7694c06c9d1ad4e2768c2b560cc988c4e92810f"},"schema_version":"1.0"},"canonical_sha256":"40557fd01113c6a1eaee7adb38168919365940b0f22f92d722163167226281d7","source":{"kind":"arxiv","id":"2412.18936","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.18936","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"arxiv_version","alias_value":"2412.18936v1","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.18936","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_12","alias_value":"IBKX7UARCPDK","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_16","alias_value":"IBKX7UARCPDKD2XO","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_8","alias_value":"IBKX7UAR","created_at":"2026-07-05T09:54:13Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:IBKX7UARCPDKD2XOPLNTQFUJDE","target":"record","payload":{"canonical_record":{"source":{"id":"2412.18936","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-12-25T15:51:06Z","cross_cats_sorted":["nlin.CD","quant-ph"],"title_canon_sha256":"1da3ab86c285b2a01ec7780b34f370345575acecd07b5f4b05b43ef5f4760786","abstract_canon_sha256":"1af9f6226cc5858c93b94cdab7694c06c9d1ad4e2768c2b560cc988c4e92810f"},"schema_version":"1.0"},"canonical_sha256":"40557fd01113c6a1eaee7adb38168919365940b0f22f92d722163167226281d7","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T09:54:13.432269Z","signature_b64":"bec3Iv06PdpdAsexzsJh2JHHJEZPKxYH5uhwlBpRo7eI2Q7bMnBGm8cxheFeuuZtqW0LhFUy/tNS9oCtfQaPCA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"40557fd01113c6a1eaee7adb38168919365940b0f22f92d722163167226281d7","last_reissued_at":"2026-07-05T09:54:13.431824Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T09:54:13.431824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2412.18936","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":"2026-07-05T09:54:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"nS92N9LoPKoMPmEoSA3d0Jfkc437fZIKjUcf/cq+uqspac26VTU9VR5+4nmr+5welQeWrdaJFVRmy9pRf521DA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:46:51.880001Z"},"content_sha256":"4d1cb6977970df2822f04a9110e5e8e6943b97e2ab278b272634963b9e8ca5c6","schema_version":"1.0","event_id":"sha256:4d1cb6977970df2822f04a9110e5e8e6943b97e2ab278b272634963b9e8ca5c6"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:IBKX7UARCPDKD2XOPLNTQFUJDE","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Diffraction of walking drops by a standing Faraday wave","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.CD","quant-ph"],"primary_cat":"physics.flu-dyn","authors_text":"Bauyrzhan K. Primkulov, Davis J. Evans, John W.M. Bush, Pedro J. S\\'aenz, Valeri Frumkin","submitted_at":"2024-12-25T15:51:06Z","abstract_excerpt":"The Kapitza-Dirac effect is the diffraction of quantum particles by a standing wave of light. We here report an analogous phenomenon in pilot-wave hydrodynamics, wherein droplets walking across the surface of a vibrating liquid bath are deflected by a standing Faraday wave. We show that, in certain parameter regimes, the statistical distribution of the droplet deflection angles reveals a diffraction pattern reminiscent of that observed in the Kapitza-Dirac effect. Through experiments and simulations, we show that the diffraction pattern results from the complex interactions of the droplets wit"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.18936","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/2412.18936/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":"2026-07-05T09:54:13Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"IQ1P+REYEoTe5cn9m/pu1E3YcKcrlchZ0H5ugVEoJ4gts6oBfsSvVWdlm1n+DuKtqppknCVNUlhkNO3Dnc+WAg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-13T02:46:51.880380Z"},"content_sha256":"e866b9087fce9510dc8ea2b2a2681130db5eaab0c87c36fcffa786a9988d6cf0","schema_version":"1.0","event_id":"sha256:e866b9087fce9510dc8ea2b2a2681130db5eaab0c87c36fcffa786a9988d6cf0"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/bundle.json","state_url":"https://pith.science/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/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":"2026-08-13T02:46:51Z","links":{"resolver":"https://pith.science/pith/IBKX7UARCPDKD2XOPLNTQFUJDE","bundle":"https://pith.science/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/bundle.json","state":"https://pith.science/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/state.json","well_known_bundle":"https://pith.science/.well-known/pith/IBKX7UARCPDKD2XOPLNTQFUJDE/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:IBKX7UARCPDKD2XOPLNTQFUJDE","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":"1af9f6226cc5858c93b94cdab7694c06c9d1ad4e2768c2b560cc988c4e92810f","cross_cats_sorted":["nlin.CD","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-12-25T15:51:06Z","title_canon_sha256":"1da3ab86c285b2a01ec7780b34f370345575acecd07b5f4b05b43ef5f4760786"},"schema_version":"1.0","source":{"id":"2412.18936","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2412.18936","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"arxiv_version","alias_value":"2412.18936v1","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2412.18936","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_12","alias_value":"IBKX7UARCPDK","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_16","alias_value":"IBKX7UARCPDKD2XO","created_at":"2026-07-05T09:54:13Z"},{"alias_kind":"pith_short_8","alias_value":"IBKX7UAR","created_at":"2026-07-05T09:54:13Z"}],"graph_snapshots":[{"event_id":"sha256:e866b9087fce9510dc8ea2b2a2681130db5eaab0c87c36fcffa786a9988d6cf0","target":"graph","created_at":"2026-07-05T09:54:13Z","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/2412.18936/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"The Kapitza-Dirac effect is the diffraction of quantum particles by a standing wave of light. We here report an analogous phenomenon in pilot-wave hydrodynamics, wherein droplets walking across the surface of a vibrating liquid bath are deflected by a standing Faraday wave. We show that, in certain parameter regimes, the statistical distribution of the droplet deflection angles reveals a diffraction pattern reminiscent of that observed in the Kapitza-Dirac effect. Through experiments and simulations, we show that the diffraction pattern results from the complex interactions of the droplets wit","authors_text":"Bauyrzhan K. Primkulov, Davis J. Evans, John W.M. Bush, Pedro J. S\\'aenz, Valeri Frumkin","cross_cats":["nlin.CD","quant-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-12-25T15:51:06Z","title":"Diffraction of walking drops by a standing Faraday wave"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2412.18936","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":"sha256:4d1cb6977970df2822f04a9110e5e8e6943b97e2ab278b272634963b9e8ca5c6","target":"record","created_at":"2026-07-05T09:54:13Z","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":"1af9f6226cc5858c93b94cdab7694c06c9d1ad4e2768c2b560cc988c4e92810f","cross_cats_sorted":["nlin.CD","quant-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2024-12-25T15:51:06Z","title_canon_sha256":"1da3ab86c285b2a01ec7780b34f370345575acecd07b5f4b05b43ef5f4760786"},"schema_version":"1.0","source":{"id":"2412.18936","kind":"arxiv","version":1}},"canonical_sha256":"40557fd01113c6a1eaee7adb38168919365940b0f22f92d722163167226281d7","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"40557fd01113c6a1eaee7adb38168919365940b0f22f92d722163167226281d7","first_computed_at":"2026-07-05T09:54:13.431824Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T09:54:13.431824Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"bec3Iv06PdpdAsexzsJh2JHHJEZPKxYH5uhwlBpRo7eI2Q7bMnBGm8cxheFeuuZtqW0LhFUy/tNS9oCtfQaPCA==","signature_status":"signed_v1","signed_at":"2026-07-05T09:54:13.432269Z","signed_message":"canonical_sha256_bytes"},"source_id":"2412.18936","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:4d1cb6977970df2822f04a9110e5e8e6943b97e2ab278b272634963b9e8ca5c6","sha256:e866b9087fce9510dc8ea2b2a2681130db5eaab0c87c36fcffa786a9988d6cf0"],"state_sha256":"eba3bd71247f5eddacf13dee1792e9235610d1aa404efd9d251006a15aa3ae49"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Q87id0xluT1vON78E1VLMdupNWT30i0Pc+67GPM93F57WPhm1UojTqRuC++lTjgc0vXnHIYj6MpEFTs2TPjQCA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-13T02:46:51.883037Z","bundle_sha256":"191e4e2d3330202e465a2f2856aa74786363ffb624d2322a381d2707d64b9bee"}}