Pith Number

pith:QW3NVAF5

pith:2025:QW3NVAF5JISDGMYSZFCFB73NMR

not attested not anchored not stored refs pending

Task-Adaptive Parameter-Efficient Fine-Tuning for Weather Foundation Models

Chengwei Qin, Guowen Li, Haohuan Fu, Haoyuan Liang, Hehai Lin, Hong Cheng, Jiashun Cheng, Juepeng Zheng, Meng Jin, Shilei Cao, Xuehe Wang, Yang Liu

arxiv:2509.22020 v2 · 2025-09-26 · 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{QW3NVAF5JISDGMYSZFCFB73NMR}

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	2026-06-19T16:11:13.618286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85b6da80bd4a24333312c94450ff6d6475c2e0fce9df5aedf3dbd69b5aa06df4

Aliases

arxiv: 2509.22020 · arxiv_version: 2509.22020v2 · doi: 10.48550/arxiv.2509.22020 · pith_short_12: QW3NVAF5JISD · pith_short_16: QW3NVAF5JISDGMYS · pith_short_8: QW3NVAF5

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/QW3NVAF5JISDGMYSZFCFB73NMR \
  | 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: 85b6da80bd4a24333312c94450ff6d6475c2e0fce9df5aedf3dbd69b5aa06df4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2c1b17face80778500c7457fc06cea8e3295dc23d0d1348c1080d0d4bb9bb078",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-09-26T07:54:05Z",
    "title_canon_sha256": "1b6ccd9dc64988f6403ad7d36f011254d1cdf3189898d02f9f9b871f9fe9a337"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.22020",
    "kind": "arxiv",
    "version": 2
  }
}