{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2025:HG5UBUCT2KLQLGSGFRDSANA6WO","short_pith_number":"pith:HG5UBUCT","canonical_record":{"source":{"id":"2503.06488","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-03-09T07:19:12Z","cross_cats_sorted":[],"title_canon_sha256":"d0d3ecfbac428299e8af99fb672a3d33bb0c1a06dcf561acad0cdb2eb1a5e033","abstract_canon_sha256":"c205117beb1eb6cf4dddbeac694af3e5aad713a2fb3571868bb38b53f7a36335"},"schema_version":"1.0"},"canonical_sha256":"39bb40d053d297059a462c4720341eb39f85bb3c0a95fad66cf293e440a308c5","source":{"kind":"arxiv","id":"2503.06488","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.06488","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"arxiv_version","alias_value":"2503.06488v1","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.06488","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_12","alias_value":"HG5UBUCT2KLQ","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_16","alias_value":"HG5UBUCT2KLQLGSG","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_8","alias_value":"HG5UBUCT","created_at":"2026-07-05T10:27:35Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2025:HG5UBUCT2KLQLGSGFRDSANA6WO","target":"record","payload":{"canonical_record":{"source":{"id":"2503.06488","kind":"arxiv","version":1},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-03-09T07:19:12Z","cross_cats_sorted":[],"title_canon_sha256":"d0d3ecfbac428299e8af99fb672a3d33bb0c1a06dcf561acad0cdb2eb1a5e033","abstract_canon_sha256":"c205117beb1eb6cf4dddbeac694af3e5aad713a2fb3571868bb38b53f7a36335"},"schema_version":"1.0"},"canonical_sha256":"39bb40d053d297059a462c4720341eb39f85bb3c0a95fad66cf293e440a308c5","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-07-05T10:27:35.143459Z","signature_b64":"IAAqltV/AZJczBUv5xzUYpQYyYyic+yIoWhi7dEQ1+TuS5hxmdTmoykiuQNfKdvKbDNZdCQys7j/p8NZuNJDAA==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"39bb40d053d297059a462c4720341eb39f85bb3c0a95fad66cf293e440a308c5","last_reissued_at":"2026-07-05T10:27:35.142936Z","signature_status":"signed_v1","first_computed_at":"2026-07-05T10:27:35.142936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2503.06488","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":"2026-07-05T10:27:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"92DU4mhOdgKbfFCNXbzpfmDMs7oWMjsX94g2rwpc/NICsoB6yZadXBMIRGsUp6qYF8NeHv7qsr/tUKg2V5ViDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:05:15.174955Z"},"content_sha256":"dd65a32e6ebba9af612a96d3ad5e2b767a01f998fcf19f2156e1eb0ecd7435b3","schema_version":"1.0","event_id":"sha256:dd65a32e6ebba9af612a96d3ad5e2b767a01f998fcf19f2156e1eb0ecd7435b3"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2025:HG5UBUCT2KLQLGSGFRDSANA6WO","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Seismic wavefield solutions via physics-guided generative neural operator","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"physics.geo-ph","authors_text":"Mohammad H. Taufik, Shijun Cheng, Tariq Alkhalifah","submitted_at":"2025-03-09T07:19:12Z","abstract_excerpt":"Current neural operators often struggle to generalize to complex, out-of-distribution conditions, limiting their ability in seismic wavefield representation. To address this, we propose a generative neural operator (GNO) that leverages generative diffusion models (GDMs) to learn the underlying statistical distribution of scattered wavefields while incorporating a physics-guided sampling process at each inference step. This physics guidance enforces wave equation-based constraints corresponding to specific velocity models, driving the iteratively generated wavefields toward physically consisten"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.06488","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/2503.06488/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":"2026-07-05T10:27:35Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"f8LF6aMdkfxHO5QvyW38RW8XkFBoKtGqDjn0S0pqW1zdy6xRDulG16xQ65NS3d5JmgzYbSfnXnYdaaZP/F6zCQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-08-08T04:05:15.175443Z"},"content_sha256":"deb171e472f8ef0583a2b758be20b4f85a0823a91973d1be93fbb9b700e421fc","schema_version":"1.0","event_id":"sha256:deb171e472f8ef0583a2b758be20b4f85a0823a91973d1be93fbb9b700e421fc"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/bundle.json","state_url":"https://pith.science/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/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":"2026-08-08T04:05:15Z","links":{"resolver":"https://pith.science/pith/HG5UBUCT2KLQLGSGFRDSANA6WO","bundle":"https://pith.science/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/bundle.json","state":"https://pith.science/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/state.json","well_known_bundle":"https://pith.science/.well-known/pith/HG5UBUCT2KLQLGSGFRDSANA6WO/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2025:HG5UBUCT2KLQLGSGFRDSANA6WO","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":"c205117beb1eb6cf4dddbeac694af3e5aad713a2fb3571868bb38b53f7a36335","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-03-09T07:19:12Z","title_canon_sha256":"d0d3ecfbac428299e8af99fb672a3d33bb0c1a06dcf561acad0cdb2eb1a5e033"},"schema_version":"1.0","source":{"id":"2503.06488","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2503.06488","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"arxiv_version","alias_value":"2503.06488v1","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2503.06488","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_12","alias_value":"HG5UBUCT2KLQ","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_16","alias_value":"HG5UBUCT2KLQLGSG","created_at":"2026-07-05T10:27:35Z"},{"alias_kind":"pith_short_8","alias_value":"HG5UBUCT","created_at":"2026-07-05T10:27:35Z"}],"graph_snapshots":[{"event_id":"sha256:deb171e472f8ef0583a2b758be20b4f85a0823a91973d1be93fbb9b700e421fc","target":"graph","created_at":"2026-07-05T10:27:35Z","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/2503.06488/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Current neural operators often struggle to generalize to complex, out-of-distribution conditions, limiting their ability in seismic wavefield representation. To address this, we propose a generative neural operator (GNO) that leverages generative diffusion models (GDMs) to learn the underlying statistical distribution of scattered wavefields while incorporating a physics-guided sampling process at each inference step. This physics guidance enforces wave equation-based constraints corresponding to specific velocity models, driving the iteratively generated wavefields toward physically consisten","authors_text":"Mohammad H. Taufik, Shijun Cheng, Tariq Alkhalifah","cross_cats":[],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-03-09T07:19:12Z","title":"Seismic wavefield solutions via physics-guided generative neural operator"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2503.06488","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:dd65a32e6ebba9af612a96d3ad5e2b767a01f998fcf19f2156e1eb0ecd7435b3","target":"record","created_at":"2026-07-05T10:27:35Z","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":"c205117beb1eb6cf4dddbeac694af3e5aad713a2fb3571868bb38b53f7a36335","cross_cats_sorted":[],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.geo-ph","submitted_at":"2025-03-09T07:19:12Z","title_canon_sha256":"d0d3ecfbac428299e8af99fb672a3d33bb0c1a06dcf561acad0cdb2eb1a5e033"},"schema_version":"1.0","source":{"id":"2503.06488","kind":"arxiv","version":1}},"canonical_sha256":"39bb40d053d297059a462c4720341eb39f85bb3c0a95fad66cf293e440a308c5","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"39bb40d053d297059a462c4720341eb39f85bb3c0a95fad66cf293e440a308c5","first_computed_at":"2026-07-05T10:27:35.142936Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-07-05T10:27:35.142936Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"IAAqltV/AZJczBUv5xzUYpQYyYyic+yIoWhi7dEQ1+TuS5hxmdTmoykiuQNfKdvKbDNZdCQys7j/p8NZuNJDAA==","signature_status":"signed_v1","signed_at":"2026-07-05T10:27:35.143459Z","signed_message":"canonical_sha256_bytes"},"source_id":"2503.06488","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:dd65a32e6ebba9af612a96d3ad5e2b767a01f998fcf19f2156e1eb0ecd7435b3","sha256:deb171e472f8ef0583a2b758be20b4f85a0823a91973d1be93fbb9b700e421fc"],"state_sha256":"dc5bec5b1565e64ddb84ca60f2c11f17d969dd7e166dbcc137052c1f6e9bbe4e"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"T1Kgfpws6kW04aA7faGaz8FZOZCaK1sq/oNo2IsVde5kCBw65zUUjPyFi4M4raeBtvGUYZds8aW+/Yrhk7ZiBw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-08-08T04:05:15.180268Z","bundle_sha256":"78a051c1382f9f0f5213744c677935d9b916206d12fd4d9f32974e64eb0abb32"}}