Pith Number

pith:5NAUGD37

pith:2026:5NAUGD37D5D66YURQPR7P5MI2Y

not attested not anchored not stored refs pending

A Neural Surrogate Approach for Simulating Natural Convection Problems

Alex Shao, David Hyde, Nurshat Menglik

arxiv:2606.25259 v1 · 2026-06-24 · physics.comp-ph · physics.flu-dyn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5NAUGD37D5D66YURQPR7P5MI2Y}

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.

Receipt and verification

First computed	2026-06-25T00:18:22.360263Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eb41430f7f1f47ef629183e3f7f588d611b1297144bf5bae7aa0fabf0263a950

Aliases

arxiv: 2606.25259 · arxiv_version: 2606.25259v1 · doi: 10.48550/arxiv.2606.25259 · pith_short_12: 5NAUGD37D5D6 · pith_short_16: 5NAUGD37D5D66YUR · pith_short_8: 5NAUGD37

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/5NAUGD37D5D66YURQPR7P5MI2Y \
  | 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: eb41430f7f1f47ef629183e3f7f588d611b1297144bf5bae7aa0fabf0263a950

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8e24ec16c37ba8d297cfa593012eeca1553792a307ba8db3841d35f04809c03a",
    "cross_cats_sorted": [
      "physics.flu-dyn"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.comp-ph",
    "submitted_at": "2026-06-24T00:34:53Z",
    "title_canon_sha256": "1995318895f5b42755f1a5fe1d378e366f827a91727e3d41bfae8d6876db9e5b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25259",
    "kind": "arxiv",
    "version": 1
  }
}