Pith Number

pith:H2ZCKTWU

pith:2025:H2ZCKTWUYHEFDVHXI3JKSHWC7F

not attested not anchored not stored refs pending

Regional climate projections using a deep-learning-based model-ranking and downscaling framework: Application to European climate zones

Elias Zea, Evelyn Otero, Parthiban Loganathan, Ricardo Vinuesa

arxiv:2502.20132 v2 · 2025-02-27 · 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{H2ZCKTWUYHEFDVHXI3JKSHWC7F}

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	2026-07-05T10:21:32.070310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3eb2254ed4c1c851d4f746d2a91ec2f962a008d8730c043f8a664d4baca90f4c

Aliases

arxiv: 2502.20132 · arxiv_version: 2502.20132v2 · doi: 10.48550/arxiv.2502.20132 · pith_short_12: H2ZCKTWUYHEF · pith_short_16: H2ZCKTWUYHEFDVHX · pith_short_8: H2ZCKTWU

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/H2ZCKTWUYHEFDVHXI3JKSHWC7F \
  | 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: 3eb2254ed4c1c851d4f746d2a91ec2f962a008d8730c043f8a664d4baca90f4c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff0a6eb65b8d59661face65392fd84d9284d5e4552ab517d533949cdeb0e4c0",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-02-27T14:27:09Z",
    "title_canon_sha256": "bf939aa683035a3128007582bb48802907b84c97e911ca1379501d59d177ae72"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.20132",
    "kind": "arxiv",
    "version": 2
  }
}