Pith Number

pith:V63ZFRIJ

pith:2025:V63ZFRIJWQD42P7FQNRN3RX2K2

not attested not anchored not stored refs pending

BCAT: A Block Causal Transformer for PDE Foundation Models for Fluid Dynamics

Hayden Schaeffer, Jingmin Sun, Yuxuan Liu

arxiv:2501.18972 v2 · 2025-01-31 · cs.LG · cs.NA · math.NA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V63ZFRIJWQD42P7FQNRN3RX2K2}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Cited by

3 papers in Pith

Multiple Neural Operators Achieve Near-Optimal Rates for Multi-Task Learning

CompNO: A Novel Foundation Model approach for solving Partial Differential Equations

Continuous Latent Diffusion Language Model

Receipt and verification

First computed	2026-07-05T10:56:14.145595Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb792c509b407cd3fe58362ddc6fa569785f6fc283ebd83fdb194016b90b793

Aliases

arxiv: 2501.18972 · arxiv_version: 2501.18972v2 · doi: 10.48550/arxiv.2501.18972 · pith_short_12: V63ZFRIJWQD4 · pith_short_16: V63ZFRIJWQD42P7F · pith_short_8: V63ZFRIJ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/V63ZFRIJWQD42P7FQNRN3RX2K2 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: afb792c509b407cd3fe58362ddc6fa569785f6fc283ebd83fdb194016b90b793

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8fa6b5a739a3bec9099fc0e9b95875197ea60762c342b85f3937721d4a6dbc0a",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-01-31T09:07:56Z",
    "title_canon_sha256": "c101d4ce51b6786da6f649f6325597cbf2af00a79a09be5bc1b51ee44aae5ce7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.18972",
    "kind": "arxiv",
    "version": 2
  }
}