Pith Number

pith:4MXLBTBS

pith:2025:4MXLBTBSZ3V5SEPC4GYQV5HG4O

not attested not anchored not stored refs pending

Building Machine Learning Limited Area Models: Kilometer-Scale Weather Forecasting in Realistic Settings

Carlos Osuna, Fredrik Lindsten, Irene Schicker, Joel Oskarsson, Kasper Hintz, Leif Denby, Oliver Fuhrer, Sebastian Schemm, Simon Adamov, Simon Christiansen, Tomas Landelius

arxiv:2504.09340 v1 · 2025-04-12 · physics.ao-ph · cs.LG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4MXLBTBSZ3V5SEPC4GYQV5HG4O}

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

Njord: A Probabilistic Graph Neural Network for Ensemble Ocean Forecasting

STCast: Adaptive Boundary Alignment for Global and Regional Weather Forecasting

Receipt and verification

First computed	2026-07-05T10:48:35.779148Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e32eb0cc32ceebd911e2e1b10af4e6e3ab6ee412d6e6815c5f4e2c4c04bf952e

Aliases

arxiv: 2504.09340 · arxiv_version: 2504.09340v1 · doi: 10.48550/arxiv.2504.09340 · pith_short_12: 4MXLBTBSZ3V5 · pith_short_16: 4MXLBTBSZ3V5SEPC · pith_short_8: 4MXLBTBS

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/4MXLBTBSZ3V5SEPC4GYQV5HG4O \
  | 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: e32eb0cc32ceebd911e2e1b10af4e6e3ab6ee412d6e6815c5f4e2c4c04bf952e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1e206d6f85c60532a7af072485c55b112e84666ebd891bab5feaeb03bf69fb66",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-04-12T20:58:02Z",
    "title_canon_sha256": "46a740a0665ad2086ecb82c4f7349eee5652ed8a6cae074066e0963ae559ef65"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2504.09340",
    "kind": "arxiv",
    "version": 1
  }
}