Pith Number

pith:WFGAKNIW

pith:2025:WFGAKNIWCMKATNZWSMRXBZRMX2

not attested not anchored not stored refs pending

Align-DA: Align Score-based Atmospheric Data Assimilation with Multiple Preferences

Ben Fei, Fenghua Ling, Hang Fan, Jing-An Sun, Junchao Gong, Kun Chen, Lei Bai, Li Yan, Pierre Gentine, Wanghan Xu, Wenlong Zhang

arxiv:2505.22008 v1 · 2025-05-28 · 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{WFGAKNIWCMKATNZWSMRXBZRMX2}

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	2026-07-05T11:11:07.993818Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b14c053516131409b736932370e62cbe8c5d7a08be32bd6e5a7e03157d4a47b2

Aliases

arxiv: 2505.22008 · arxiv_version: 2505.22008v1 · doi: 10.48550/arxiv.2505.22008 · pith_short_12: WFGAKNIWCMKA · pith_short_16: WFGAKNIWCMKATNZW · pith_short_8: WFGAKNIW

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/WFGAKNIWCMKATNZWSMRXBZRMX2 \
  | 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: b14c053516131409b736932370e62cbe8c5d7a08be32bd6e5a7e03157d4a47b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "86e4e70f0048c812a30747ab5e84bd4992c305297957393f888290b3d6cc5ffe",
    "cross_cats_sorted": [
      "cs.LG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-05-28T06:15:41Z",
    "title_canon_sha256": "c569b9120871315bb27d319f56d070b80a43b4db7078b652159720579593fffa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.22008",
    "kind": "arxiv",
    "version": 1
  }
}