{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:FDCMOKW7DOSZN7COAB6NZ2NT6I","short_pith_number":"pith:FDCMOKW7","canonical_record":{"source":{"id":"1809.08494","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-09-22T22:03:55Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"eb9605beb435cd158fa0c54e29a7ee2e238e6c0e229c2a825284e477c2f52c6b","abstract_canon_sha256":"b5a9f47d4b9b65c70c9a7c2bc307bd10eeeafdab5c102b85593e2a958de2f7d2"},"schema_version":"1.0"},"canonical_sha256":"28c4c72adf1ba596fc4e007cdce9b3f23b9923355a8723410f5bc9e2fcb484fa","source":{"kind":"arxiv","id":"1809.08494","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08494","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08494v2","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08494","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"pith_short_12","alias_value":"FDCMOKW7DOSZ","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FDCMOKW7DOSZN7CO","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FDCMOKW7","created_at":"2026-05-18T12:32:22Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:FDCMOKW7DOSZN7COAB6NZ2NT6I","target":"record","payload":{"canonical_record":{"source":{"id":"1809.08494","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-09-22T22:03:55Z","cross_cats_sorted":["nlin.PS"],"title_canon_sha256":"eb9605beb435cd158fa0c54e29a7ee2e238e6c0e229c2a825284e477c2f52c6b","abstract_canon_sha256":"b5a9f47d4b9b65c70c9a7c2bc307bd10eeeafdab5c102b85593e2a958de2f7d2"},"schema_version":"1.0"},"canonical_sha256":"28c4c72adf1ba596fc4e007cdce9b3f23b9923355a8723410f5bc9e2fcb484fa","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-17T23:52:09.376471Z","signature_b64":"cS7FOfF47yDfbKYkNJfCncbI+f8Fgpxt3tJmJtoiCrQJUybKkrT0wbYRoN480Ub4oVqISMDAh/WVXIzyoC4mCQ==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"28c4c72adf1ba596fc4e007cdce9b3f23b9923355a8723410f5bc9e2fcb484fa","last_reissued_at":"2026-05-17T23:52:09.376042Z","signature_status":"signed_v1","first_computed_at":"2026-05-17T23:52:09.376042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1809.08494","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-17T23:52:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"oChw+qxe6n59C56nTHkhR8NuiMf/TYCoT8VqVAncqpJcFuTplb9BNgTt6wmcYlGoRfOft36HlmTHTw7IEqsfAA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T23:38:20.994256Z"},"content_sha256":"121a4a979afddff1058cf32e702d87760946ca99c3a1d8082856db887f6185d1","schema_version":"1.0","event_id":"sha256:121a4a979afddff1058cf32e702d87760946ca99c3a1d8082856db887f6185d1"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:FDCMOKW7DOSZN7COAB6NZ2NT6I","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Particle trajectories in nonlinear Schrodinger models","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["nlin.PS"],"primary_cat":"physics.flu-dyn","authors_text":"Christopher W. Curtis, Henrik Kalisch, John D. Carter","submitted_at":"2018-09-22T22:03:55Z","abstract_excerpt":"The nonlinear Schrodinger equation is well known as a universal equation in the study of wave motion. In the context of wave motion at the free surface of an incompressible fluid, the equation accurately predicts the evolution of modulated wave trains with low to moderate wave steepness. While there is an abundance of studies investigating the reconstruction of the surface profile $\\eta$, and the fidelity of such profiles provided by the nonlinear Schrodinger equation as predictions of real surface water waves, very few works have focused on the associated flow field in the fluid. In the curre"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08494","kind":"arxiv","version":2},"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":"2026-05-17T23:52:09Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"UkKU69l+hbxrsw2E4XoFwCjbhe3NLDkkV7SUAHOx8XlD0+vKob+CV4hIXwb2v/KH8KNAgCrjSIYsm8uXMIqlCA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-01T23:38:20.994927Z"},"content_sha256":"5699837f7c2096df4e25e2e48f06f1692793e96be6c245d1fdfc53634597dcb2","schema_version":"1.0","event_id":"sha256:5699837f7c2096df4e25e2e48f06f1692793e96be6c245d1fdfc53634597dcb2"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/bundle.json","state_url":"https://pith.science/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/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":"2026-06-01T23:38:20Z","links":{"resolver":"https://pith.science/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I","bundle":"https://pith.science/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/bundle.json","state":"https://pith.science/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/state.json","well_known_bundle":"https://pith.science/.well-known/pith/FDCMOKW7DOSZN7COAB6NZ2NT6I/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:FDCMOKW7DOSZN7COAB6NZ2NT6I","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":"b5a9f47d4b9b65c70c9a7c2bc307bd10eeeafdab5c102b85593e2a958de2f7d2","cross_cats_sorted":["nlin.PS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-09-22T22:03:55Z","title_canon_sha256":"eb9605beb435cd158fa0c54e29a7ee2e238e6c0e229c2a825284e477c2f52c6b"},"schema_version":"1.0","source":{"id":"1809.08494","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1809.08494","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"arxiv_version","alias_value":"1809.08494v2","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1809.08494","created_at":"2026-05-17T23:52:09Z"},{"alias_kind":"pith_short_12","alias_value":"FDCMOKW7DOSZ","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_16","alias_value":"FDCMOKW7DOSZN7CO","created_at":"2026-05-18T12:32:22Z"},{"alias_kind":"pith_short_8","alias_value":"FDCMOKW7","created_at":"2026-05-18T12:32:22Z"}],"graph_snapshots":[{"event_id":"sha256:5699837f7c2096df4e25e2e48f06f1692793e96be6c245d1fdfc53634597dcb2","target":"graph","created_at":"2026-05-17T23:52:09Z","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 nonlinear Schrodinger equation is well known as a universal equation in the study of wave motion. In the context of wave motion at the free surface of an incompressible fluid, the equation accurately predicts the evolution of modulated wave trains with low to moderate wave steepness. While there is an abundance of studies investigating the reconstruction of the surface profile $\\eta$, and the fidelity of such profiles provided by the nonlinear Schrodinger equation as predictions of real surface water waves, very few works have focused on the associated flow field in the fluid. In the curre","authors_text":"Christopher W. Curtis, Henrik Kalisch, John D. Carter","cross_cats":["nlin.PS"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-09-22T22:03:55Z","title":"Particle trajectories in nonlinear Schrodinger models"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1809.08494","kind":"arxiv","version":2},"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":"sha256:121a4a979afddff1058cf32e702d87760946ca99c3a1d8082856db887f6185d1","target":"record","created_at":"2026-05-17T23:52:09Z","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":"b5a9f47d4b9b65c70c9a7c2bc307bd10eeeafdab5c102b85593e2a958de2f7d2","cross_cats_sorted":["nlin.PS"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.flu-dyn","submitted_at":"2018-09-22T22:03:55Z","title_canon_sha256":"eb9605beb435cd158fa0c54e29a7ee2e238e6c0e229c2a825284e477c2f52c6b"},"schema_version":"1.0","source":{"id":"1809.08494","kind":"arxiv","version":2}},"canonical_sha256":"28c4c72adf1ba596fc4e007cdce9b3f23b9923355a8723410f5bc9e2fcb484fa","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"28c4c72adf1ba596fc4e007cdce9b3f23b9923355a8723410f5bc9e2fcb484fa","first_computed_at":"2026-05-17T23:52:09.376042Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-17T23:52:09.376042Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"cS7FOfF47yDfbKYkNJfCncbI+f8Fgpxt3tJmJtoiCrQJUybKkrT0wbYRoN480Ub4oVqISMDAh/WVXIzyoC4mCQ==","signature_status":"signed_v1","signed_at":"2026-05-17T23:52:09.376471Z","signed_message":"canonical_sha256_bytes"},"source_id":"1809.08494","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:121a4a979afddff1058cf32e702d87760946ca99c3a1d8082856db887f6185d1","sha256:5699837f7c2096df4e25e2e48f06f1692793e96be6c245d1fdfc53634597dcb2"],"state_sha256":"90cb0f1a47950fc7e6dfece8d3864239ab39491bc48fa28444860d93bf646050"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"GqtRoXa7m5bmhoDwmynNEmmX4oPU4869UTOcvcT2YXWhhHHImQywKr/egkVwmmSPi4F2X84I6VNXHBxNffgJAg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-01T23:38:20.998029Z","bundle_sha256":"20e6e4f153000d425de8255c5b137e779ea7215a1498ecc40aaf95edf58d8063"}}