{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2024:A6HWGYEQQTLB37DQLOSUALUWP3","short_pith_number":"pith:A6HWGYEQ","canonical_record":{"source":{"id":"2404.00411","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ao-ph","submitted_at":"2024-03-30T16:41:24Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"82c26a19808baa05081f50a93a65157d3d86a78f0db492baa4ebf33b7c32368c","abstract_canon_sha256":"227a227b1edbe8dd11852effcf68d2c0cbbb563b08a2779a78e34b59c400333a"},"schema_version":"1.0"},"canonical_sha256":"078f63609084d61dfc705ba5402e967ee3f652bbd1e66d115185df33e379ce1f","source":{"kind":"arxiv","id":"2404.00411","version":3},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.00411","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"arxiv_version","alias_value":"2404.00411v3","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.00411","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_12","alias_value":"A6HWGYEQQTLB","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_16","alias_value":"A6HWGYEQQTLB37DQ","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_8","alias_value":"A6HWGYEQ","created_at":"2026-07-05T08:43:27Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2024:A6HWGYEQQTLB37DQLOSUALUWP3","target":"record","payload":{"canonical_record":{"source":{"id":"2404.00411","kind":"arxiv","version":3},"metadata":{"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ao-ph","submitted_at":"2024-03-30T16:41:24Z","cross_cats_sorted":["cs.LG"],"title_canon_sha256":"82c26a19808baa05081f50a93a65157d3d86a78f0db492baa4ebf33b7c32368c","abstract_canon_sha256":"227a227b1edbe8dd11852effcf68d2c0cbbb563b08a2779a78e34b59c400333a"},"schema_version":"1.0"},"canonical_sha256":"078f63609084d61dfc705ba5402e967ee3f652bbd1e66d115185df33e379ce1f","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T08:43:27.706891Z","signature_b64":"uBdsasbdi2ui39gBPznVR7x4osslY8CwhfnQuKboTFfS0uWYKSFDdCO9CaELHGviVbMwc4Sv3s+1/Qm2UboBAw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"078f63609084d61dfc705ba5402e967ee3f652bbd1e66d115185df33e379ce1f","last_reissued_at":"2026-07-05T08:43:27.706443Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T08:43:27.706443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2404.00411","source_version":3,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-07-05T08:43:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"jmsH4XAUi6YP1IUcJ5D2IA/n+ILaS8nefSMOiaanCQ9suVHkuu80eMj8WPg+9gEKJ1sbHgy22flfvuT8dTa3Bw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:08:45.473490Z"},"content_sha256":"e11cc8fb237a2522eabc5a8ffd1722a62c4409d96d7c923f054a304e7b2b1029","schema_version":"1.0","event_id":"sha256:e11cc8fb237a2522eabc5a8ffd1722a62c4409d96d7c923f054a304e7b2b1029"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2024:A6HWGYEQQTLB37DQLOSUALUWP3","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Aardvark weather: end-to-end data-driven weather forecasting","license":"http://creativecommons.org/licenses/by/4.0/","headline":"","cross_cats":["cs.LG"],"primary_cat":"physics.ao-ph","authors_text":"Anna Vaughan, James Requeima, J. Scott Hosking, Matthew Chantry, Michael Herzog, Nicholas D. Lane, Richard E. Turner, Stratis Markou, Tom R. Andersson, Wessel P. Bruinsma, Will Tebbutt","submitted_at":"2024-03-30T16:41:24Z","abstract_excerpt":"Weather forecasting is critical for a range of human activities including transportation, agriculture, industry, as well as the safety of the general public. Machine learning models have the potential to transform the complex weather prediction pipeline, but current approaches still rely on numerical weather prediction (NWP) systems, limiting forecast speed and accuracy. Here we demonstrate that a machine learning model can replace the entire operational NWP pipeline. Aardvark Weather, an end-to-end data-driven weather prediction system, ingests raw observations and outputs global gridded fore"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.00411","kind":"arxiv","version":3},"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/2404.00411/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":"2026-07-05T08:43:27Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"zIZrtyv4s33gbuWyq2nYoiEQp9pM1neERhl4l9chLJr0zoSQwn5mQYWaySEvUuY6XjkVwa+rWP910q/LgEKQDg==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-07-06T23:08:45.473865Z"},"content_sha256":"73b3866c4e7b3c19ae317f07bcbefef15b10772f669f3facbe795d7128cc3033","schema_version":"1.0","event_id":"sha256:73b3866c4e7b3c19ae317f07bcbefef15b10772f669f3facbe795d7128cc3033"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/A6HWGYEQQTLB37DQLOSUALUWP3/bundle.json","state_url":"https://pith.science/pith/A6HWGYEQQTLB37DQLOSUALUWP3/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/A6HWGYEQQTLB37DQLOSUALUWP3/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":"2026-07-06T23:08:45Z","links":{"resolver":"https://pith.science/pith/A6HWGYEQQTLB37DQLOSUALUWP3","bundle":"https://pith.science/pith/A6HWGYEQQTLB37DQLOSUALUWP3/bundle.json","state":"https://pith.science/pith/A6HWGYEQQTLB37DQLOSUALUWP3/state.json","well_known_bundle":"https://pith.science/.well-known/pith/A6HWGYEQQTLB37DQLOSUALUWP3/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2024:A6HWGYEQQTLB37DQLOSUALUWP3","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":"227a227b1edbe8dd11852effcf68d2c0cbbb563b08a2779a78e34b59c400333a","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ao-ph","submitted_at":"2024-03-30T16:41:24Z","title_canon_sha256":"82c26a19808baa05081f50a93a65157d3d86a78f0db492baa4ebf33b7c32368c"},"schema_version":"1.0","source":{"id":"2404.00411","kind":"arxiv","version":3}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2404.00411","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"arxiv_version","alias_value":"2404.00411v3","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2404.00411","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_12","alias_value":"A6HWGYEQQTLB","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_16","alias_value":"A6HWGYEQQTLB37DQ","created_at":"2026-07-05T08:43:27Z"},{"alias_kind":"pith_short_8","alias_value":"A6HWGYEQ","created_at":"2026-07-05T08:43:27Z"}],"graph_snapshots":[{"event_id":"sha256:73b3866c4e7b3c19ae317f07bcbefef15b10772f669f3facbe795d7128cc3033","target":"graph","created_at":"2026-07-05T08:43:27Z","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/2404.00411/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Weather forecasting is critical for a range of human activities including transportation, agriculture, industry, as well as the safety of the general public. Machine learning models have the potential to transform the complex weather prediction pipeline, but current approaches still rely on numerical weather prediction (NWP) systems, limiting forecast speed and accuracy. Here we demonstrate that a machine learning model can replace the entire operational NWP pipeline. Aardvark Weather, an end-to-end data-driven weather prediction system, ingests raw observations and outputs global gridded fore","authors_text":"Anna Vaughan, James Requeima, J. Scott Hosking, Matthew Chantry, Michael Herzog, Nicholas D. Lane, Richard E. Turner, Stratis Markou, Tom R. Andersson, Wessel P. Bruinsma, Will Tebbutt","cross_cats":["cs.LG"],"headline":"","license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ao-ph","submitted_at":"2024-03-30T16:41:24Z","title":"Aardvark weather: end-to-end data-driven weather forecasting"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2404.00411","kind":"arxiv","version":3},"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:e11cc8fb237a2522eabc5a8ffd1722a62c4409d96d7c923f054a304e7b2b1029","target":"record","created_at":"2026-07-05T08:43:27Z","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":"227a227b1edbe8dd11852effcf68d2c0cbbb563b08a2779a78e34b59c400333a","cross_cats_sorted":["cs.LG"],"license":"http://creativecommons.org/licenses/by/4.0/","primary_cat":"physics.ao-ph","submitted_at":"2024-03-30T16:41:24Z","title_canon_sha256":"82c26a19808baa05081f50a93a65157d3d86a78f0db492baa4ebf33b7c32368c"},"schema_version":"1.0","source":{"id":"2404.00411","kind":"arxiv","version":3}},"canonical_sha256":"078f63609084d61dfc705ba5402e967ee3f652bbd1e66d115185df33e379ce1f","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"078f63609084d61dfc705ba5402e967ee3f652bbd1e66d115185df33e379ce1f","first_computed_at":"2026-07-05T08:43:27.706443Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T08:43:27.706443Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"uBdsasbdi2ui39gBPznVR7x4osslY8CwhfnQuKboTFfS0uWYKSFDdCO9CaELHGviVbMwc4Sv3s+1/Qm2UboBAw==","signature_status":"signed_v1","signed_at":"2026-07-05T08:43:27.706891Z","signed_message":"canonical_sha256_bytes"},"source_id":"2404.00411","source_kind":"arxiv","source_version":3}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:e11cc8fb237a2522eabc5a8ffd1722a62c4409d96d7c923f054a304e7b2b1029","sha256:73b3866c4e7b3c19ae317f07bcbefef15b10772f669f3facbe795d7128cc3033"],"state_sha256":"532b6f9112e8f2f727ca60d3cbddc152becd39413da3fc5bea3398ca5ca202b9"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"2B+YUzR7VNOdwNYO+KL8XJSU6qSJD3YAol+o6T6rHVzvpH3UwbRmnc/lHus6Fc+NZJYeWrqxY4vZlQZdFZPxDg==","signed_message":"bundle_sha256_bytes","signed_at":"2026-07-06T23:08:45.475832Z","bundle_sha256":"6fc1a316278600e884db9ff1b5da56be319389540a69a2c3575ae1a7349e629b"}}