{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2026:QARXCA5ZVYDX7EGCSPTZOYUYVX","short_pith_number":"pith:QARXCA5Z","canonical_record":{"source":{"id":"2605.25949","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-05-25T15:27:43Z","cross_cats_sorted":["cs.AI","physics.comp-ph"],"title_canon_sha256":"c3b5e683a84d479d1b3d69fe39a9688c8de5445881b72d19e4204eaa41862505","abstract_canon_sha256":"6e2303dfdccebc79e5da59318e9240abe4b4b3c187a9f8a87fa56f91d14d3089"},"schema_version":"1.0"},"canonical_sha256":"80237103b9ae077f90c293e7976298ade27e709845687b7527c75828211566f4","source":{"kind":"arxiv","id":"2605.25949","version":1},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.25949","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"2605.25949v1","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.25949","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"QARXCA5ZVYDX","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_16","alias_value":"QARXCA5ZVYDX7EGC","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_8","alias_value":"QARXCA5Z","created_at":"2026-05-26T02:05:19Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2026:QARXCA5ZVYDX7EGCSPTZOYUYVX","target":"record","payload":{"canonical_record":{"source":{"id":"2605.25949","kind":"arxiv","version":1},"metadata":{"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-05-25T15:27:43Z","cross_cats_sorted":["cs.AI","physics.comp-ph"],"title_canon_sha256":"c3b5e683a84d479d1b3d69fe39a9688c8de5445881b72d19e4204eaa41862505","abstract_canon_sha256":"6e2303dfdccebc79e5da59318e9240abe4b4b3c187a9f8a87fa56f91d14d3089"},"schema_version":"1.0"},"canonical_sha256":"80237103b9ae077f90c293e7976298ade27e709845687b7527c75828211566f4","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-26T02:05:19.766264Z","signature_b64":"oFm0WiDWnjUMO+lfCILnJGKfZr81qs9V+MZB8vwMtBFHXoXW74zhUxHmIqoL3BtCMWivmsswkHZ+sKJ4VNxnBg==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"80237103b9ae077f90c293e7976298ade27e709845687b7527c75828211566f4","last_reissued_at":"2026-05-26T02:05:19.765508Z","signature_status":"signed_v1","first_computed_at":"2026-05-26T02:05:19.765508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"2605.25949","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":"2026-05-26T02:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"vkzFXHVTMihlMA/OMXTp6Rc8uh3K8iUAnwnbRGPwFK9jYpY/UT/k4RmTkw6P/2m+LwdoDOicc7awBff21IcrDw==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T06:42:41.697935Z"},"content_sha256":"03f5b3d250de4ce443f4622f825574d1c970d70a581f489b1a8bb825be57ae7a","schema_version":"1.0","event_id":"sha256:03f5b3d250de4ce443f4622f825574d1c970d70a581f489b1a8bb825be57ae7a"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2026:QARXCA5ZVYDX7EGCSPTZOYUYVX","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Small Models, Strong Priors: Architectural Inductive Bias for Parameter-Efficient Neural PDE Solvers","license":"http://creativecommons.org/licenses/by-sa/4.0/","headline":"","cross_cats":["cs.AI","physics.comp-ph"],"primary_cat":"cs.LG","authors_text":"Hanwen Wang, Paris Perdikaris, Shyam Sankaran","submitted_at":"2026-05-25T15:27:43Z","abstract_excerpt":"Neural PDE solvers have followed the scaling trajectory of vision and language, with recent foundation models reaching billions of parameters. We argue that scale is a poor substitute for architectural inductive bias in this domain: structured priors deliver outsized parameter efficiency, and the pattern of where they succeed and fail is itself informative about what they capture. We instantiate this argument in WaveLiT, an architecture combining a discrete wavelet transform for lossless multi-resolution tokenization, an augmented linear attention block, a shared-weight multiscale feature pyra"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.25949","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/2605.25949/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":"2026-05-26T02:05:19Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"quB4j1PITIETE5ZhJUaPEEIQBDj+RMi8GcE5UaInxqA4fCKUcNRJzskchkTyPFlLGKmq0TcORRjBMTkw+9TRBQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-06-30T06:42:41.698306Z"},"content_sha256":"2a86cc149ecf5c169cfb2690b69357a04714540429ca79813be9ad397c674ce8","schema_version":"1.0","event_id":"sha256:2a86cc149ecf5c169cfb2690b69357a04714540429ca79813be9ad397c674ce8"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/bundle.json","state_url":"https://pith.science/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/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":"2026-06-30T06:42:41Z","links":{"resolver":"https://pith.science/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX","bundle":"https://pith.science/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/bundle.json","state":"https://pith.science/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/state.json","well_known_bundle":"https://pith.science/.well-known/pith/QARXCA5ZVYDX7EGCSPTZOYUYVX/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2026:QARXCA5ZVYDX7EGCSPTZOYUYVX","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":"6e2303dfdccebc79e5da59318e9240abe4b4b3c187a9f8a87fa56f91d14d3089","cross_cats_sorted":["cs.AI","physics.comp-ph"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-05-25T15:27:43Z","title_canon_sha256":"c3b5e683a84d479d1b3d69fe39a9688c8de5445881b72d19e4204eaa41862505"},"schema_version":"1.0","source":{"id":"2605.25949","kind":"arxiv","version":1}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"2605.25949","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"arxiv_version","alias_value":"2605.25949v1","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.2605.25949","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_12","alias_value":"QARXCA5ZVYDX","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_16","alias_value":"QARXCA5ZVYDX7EGC","created_at":"2026-05-26T02:05:19Z"},{"alias_kind":"pith_short_8","alias_value":"QARXCA5Z","created_at":"2026-05-26T02:05:19Z"}],"graph_snapshots":[{"event_id":"sha256:2a86cc149ecf5c169cfb2690b69357a04714540429ca79813be9ad397c674ce8","target":"graph","created_at":"2026-05-26T02:05:19Z","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/2605.25949/integrity.json","findings":[],"snapshot_sha256":"c28c3603d3b5d939e8dc4c7e95fa8dfce3d595e45f758748cecf8e644a296938","summary":{"advisory":0,"by_detector":{},"critical":0,"informational":0}},"paper":{"abstract_excerpt":"Neural PDE solvers have followed the scaling trajectory of vision and language, with recent foundation models reaching billions of parameters. We argue that scale is a poor substitute for architectural inductive bias in this domain: structured priors deliver outsized parameter efficiency, and the pattern of where they succeed and fail is itself informative about what they capture. We instantiate this argument in WaveLiT, an architecture combining a discrete wavelet transform for lossless multi-resolution tokenization, an augmented linear attention block, a shared-weight multiscale feature pyra","authors_text":"Hanwen Wang, Paris Perdikaris, Shyam Sankaran","cross_cats":["cs.AI","physics.comp-ph"],"headline":"","license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-05-25T15:27:43Z","title":"Small Models, Strong Priors: Architectural Inductive Bias for Parameter-Efficient Neural PDE Solvers"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"2605.25949","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":"sha256:03f5b3d250de4ce443f4622f825574d1c970d70a581f489b1a8bb825be57ae7a","target":"record","created_at":"2026-05-26T02:05:19Z","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":"6e2303dfdccebc79e5da59318e9240abe4b4b3c187a9f8a87fa56f91d14d3089","cross_cats_sorted":["cs.AI","physics.comp-ph"],"license":"http://creativecommons.org/licenses/by-sa/4.0/","primary_cat":"cs.LG","submitted_at":"2026-05-25T15:27:43Z","title_canon_sha256":"c3b5e683a84d479d1b3d69fe39a9688c8de5445881b72d19e4204eaa41862505"},"schema_version":"1.0","source":{"id":"2605.25949","kind":"arxiv","version":1}},"canonical_sha256":"80237103b9ae077f90c293e7976298ade27e709845687b7527c75828211566f4","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"80237103b9ae077f90c293e7976298ade27e709845687b7527c75828211566f4","first_computed_at":"2026-05-26T02:05:19.765508Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-26T02:05:19.765508Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"oFm0WiDWnjUMO+lfCILnJGKfZr81qs9V+MZB8vwMtBFHXoXW74zhUxHmIqoL3BtCMWivmsswkHZ+sKJ4VNxnBg==","signature_status":"signed_v1","signed_at":"2026-05-26T02:05:19.766264Z","signed_message":"canonical_sha256_bytes"},"source_id":"2605.25949","source_kind":"arxiv","source_version":1}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:03f5b3d250de4ce443f4622f825574d1c970d70a581f489b1a8bb825be57ae7a","sha256:2a86cc149ecf5c169cfb2690b69357a04714540429ca79813be9ad397c674ce8"],"state_sha256":"07ed85e54f887caf7cdd717be8b7ff59fde07d26df6e0efabff7b1bc6c1c1e8a"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"w93Mt+UlGpSqNprKcerqOhnw7rl1to+VwhBHPJ3PBRNfdpKIE/ywV3iuvbSqp+iKvTipvrQsxcYoIU8Ms2TgDw==","signed_message":"bundle_sha256_bytes","signed_at":"2026-06-30T06:42:41.700240Z","bundle_sha256":"c174d6dae8849480dfbcb998efd8a0c9d246b5ac53d08adbe65e80e4efea4f7c"}}