{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2018:T27BWCBONNQ6EDOHIZVA52E6IN","short_pith_number":"pith:T27BWCBO","canonical_record":{"source":{"id":"1810.11461","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2018-10-26T10:04:40Z","cross_cats_sorted":["physics.class-ph"],"title_canon_sha256":"a3c360a14c76296d0db3c6112754b3734e63106cf3ef5fc5ec5d9bac7e6a701d","abstract_canon_sha256":"4bb77c96c3175ee480b3211e446f05b8fd9e05fdb8182ea573d7b577ac5baa99"},"schema_version":"1.0"},"canonical_sha256":"9ebe1b082e6b61e20dc7466a0ee89e437b603a18eed728038d8cc52e0daa0ea4","source":{"kind":"arxiv","id":"1810.11461","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.11461","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"arxiv_version","alias_value":"1810.11461v1","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.11461","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"pith_short_12","alias_value":"T27BWCBONNQ6","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"T27BWCBONNQ6EDOH","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"T27BWCBO","created_at":"2026-05-18T12:32:53Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2018:T27BWCBONNQ6EDOHIZVA52E6IN","target":"record","payload":{"canonical_record":{"source":{"id":"1810.11461","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2018-10-26T10:04:40Z","cross_cats_sorted":["physics.class-ph"],"title_canon_sha256":"a3c360a14c76296d0db3c6112754b3734e63106cf3ef5fc5ec5d9bac7e6a701d","abstract_canon_sha256":"4bb77c96c3175ee480b3211e446f05b8fd9e05fdb8182ea573d7b577ac5baa99"},"schema_version":"1.0"},"canonical_sha256":"9ebe1b082e6b61e20dc7466a0ee89e437b603a18eed728038d8cc52e0daa0ea4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T00:02:08.626479Z","signature_b64":"nYgnQgvkUZIDQyN6qKynueYHoV7rS7si45D7IUlpgU2e1J0F+aUh/u6GJ543F6azxMZ4MlnnrEKZS1+bT/ugCw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"9ebe1b082e6b61e20dc7466a0ee89e437b603a18eed728038d8cc52e0daa0ea4","last_reissued_at":"2026-05-18T00:02:08.625878Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T00:02:08.625878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1810.11461","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":"2026-05-18T00:02:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"1aZ1fmjSOzAvcDLzV+uJbVlrps/F1NJQknVTsLLRqVtHjzL+szSznvr/Ih8FPLRU0uFH2vPEYtn4wLaJCgW+BQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:40:17.167327Z"},"content_sha256":"5004666401900c74f6570b24af5bf3e443b7c119d2449ec96c210d6a2cbbd4dc","schema_version":"1.0","event_id":"sha256:5004666401900c74f6570b24af5bf3e443b7c119d2449ec96c210d6a2cbbd4dc"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2018:T27BWCBONNQ6EDOHIZVA52E6IN","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Clearing certain misconception in the common explanations of the aerodynamic lift","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["physics.class-ph"],"primary_cat":"physics.pop-ph","authors_text":"K. Sasikumar Raja, Navinder Singh, P. Janardhan","submitted_at":"2018-10-26T10:04:40Z","abstract_excerpt":"Air travel has become one of the most common means of transportation. The most common question which is generally asked is: How does an airplane gain lift? And the most common answer is via the Bernoulli principle. It turns out that it is wrongly applied in common explanations, and there are certain misconceptions. In an alternative explanation the push of air from below the wing is argued to be the lift generating force via Newton's law. There are problems with this explanation too. In this paper we try to clear these misconceptions, and the correct explanation, using the Lancaster-Prandtl ci"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.11461","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":"2026-05-18T00:02:08Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"CxXWtH9JqzTGZFu7VhDVk7h/OmweswA5DtYPINv7sl3x4q0XJczj/O4b6xoUUtGH1/K4WzAHhKmlnH5TAwmrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-05T04:40:17.167985Z"},"content_sha256":"f04bc5919e19d4939402e3eb420c44f10cdf5863deca2db36a9f29265d8a7ea8","schema_version":"1.0","event_id":"sha256:f04bc5919e19d4939402e3eb420c44f10cdf5863deca2db36a9f29265d8a7ea8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/T27BWCBONNQ6EDOHIZVA52E6IN/bundle.json","state_url":"https://pith.science/pith/T27BWCBONNQ6EDOHIZVA52E6IN/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/T27BWCBONNQ6EDOHIZVA52E6IN/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":"2026-06-05T04:40:17Z","links":{"resolver":"https://pith.science/pith/T27BWCBONNQ6EDOHIZVA52E6IN","bundle":"https://pith.science/pith/T27BWCBONNQ6EDOHIZVA52E6IN/bundle.json","state":"https://pith.science/pith/T27BWCBONNQ6EDOHIZVA52E6IN/state.json","well_known_bundle":"https://pith.science/.well-known/pith/T27BWCBONNQ6EDOHIZVA52E6IN/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2018:T27BWCBONNQ6EDOHIZVA52E6IN","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":"4bb77c96c3175ee480b3211e446f05b8fd9e05fdb8182ea573d7b577ac5baa99","cross_cats_sorted":["physics.class-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2018-10-26T10:04:40Z","title_canon_sha256":"a3c360a14c76296d0db3c6112754b3734e63106cf3ef5fc5ec5d9bac7e6a701d"},"schema_version":"1.0","source":{"id":"1810.11461","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1810.11461","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"arxiv_version","alias_value":"1810.11461v1","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1810.11461","created_at":"2026-05-18T00:02:08Z"},{"alias_kind":"pith_short_12","alias_value":"T27BWCBONNQ6","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_16","alias_value":"T27BWCBONNQ6EDOH","created_at":"2026-05-18T12:32:53Z"},{"alias_kind":"pith_short_8","alias_value":"T27BWCBO","created_at":"2026-05-18T12:32:53Z"}],"graph_snapshots":[{"event_id":"sha256:f04bc5919e19d4939402e3eb420c44f10cdf5863deca2db36a9f29265d8a7ea8","target":"graph","created_at":"2026-05-18T00:02:08Z","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":"Air travel has become one of the most common means of transportation. The most common question which is generally asked is: How does an airplane gain lift? And the most common answer is via the Bernoulli principle. It turns out that it is wrongly applied in common explanations, and there are certain misconceptions. In an alternative explanation the push of air from below the wing is argued to be the lift generating force via Newton's law. There are problems with this explanation too. In this paper we try to clear these misconceptions, and the correct explanation, using the Lancaster-Prandtl ci","authors_text":"K. Sasikumar Raja, Navinder Singh, P. Janardhan","cross_cats":["physics.class-ph"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2018-10-26T10:04:40Z","title":"Clearing certain misconception in the common explanations of the aerodynamic lift"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1810.11461","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":"sha256:5004666401900c74f6570b24af5bf3e443b7c119d2449ec96c210d6a2cbbd4dc","target":"record","created_at":"2026-05-18T00:02:08Z","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":"4bb77c96c3175ee480b3211e446f05b8fd9e05fdb8182ea573d7b577ac5baa99","cross_cats_sorted":["physics.class-ph"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.pop-ph","submitted_at":"2018-10-26T10:04:40Z","title_canon_sha256":"a3c360a14c76296d0db3c6112754b3734e63106cf3ef5fc5ec5d9bac7e6a701d"},"schema_version":"1.0","source":{"id":"1810.11461","kind":"arxiv","version":1}},"canonical_sha256":"9ebe1b082e6b61e20dc7466a0ee89e437b603a18eed728038d8cc52e0daa0ea4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"9ebe1b082e6b61e20dc7466a0ee89e437b603a18eed728038d8cc52e0daa0ea4","first_computed_at":"2026-05-18T00:02:08.625878Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T00:02:08.625878Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"nYgnQgvkUZIDQyN6qKynueYHoV7rS7si45D7IUlpgU2e1J0F+aUh/u6GJ543F6azxMZ4MlnnrEKZS1+bT/ugCw==","signature_status":"signed_v1","signed_at":"2026-05-18T00:02:08.626479Z","signed_message":"canonical_sha256_bytes"},"source_id":"1810.11461","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:5004666401900c74f6570b24af5bf3e443b7c119d2449ec96c210d6a2cbbd4dc","sha256:f04bc5919e19d4939402e3eb420c44f10cdf5863deca2db36a9f29265d8a7ea8"],"state_sha256":"e722cea0895a5263ed497d948607aee32c04413a11b7d88624c0c02c4c83be06"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"fl0riAIUcVtjFmNoTfy7cMSDnUtygnSzBoLA6ZdYvXqVGhpnOhIfoExLS/17mO37CUTtqlKU/Rr28vWEC5FdDA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-05T04:40:17.171792Z","bundle_sha256":"43db1bd6da4e2f336d3e13ccabe2585e8fb4af361603b52f52b45f7f752ebd4c"}}