Pith Number

pith:IAKNH4Y4

pith:2025:IAKNH4Y4SHR4I6UMMORXGVTTAJ

not attested not anchored not stored refs pending

PhyDA: Physics-Guided Diffusion Models for Data Assimilation in Atmospheric Systems

Hao Liu, Hao Wang, Jindong Han, Wei Fan, Weijia Zhang

arxiv:2505.12882 v1 · 2025-05-19 · cs.LG · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IAKNH4Y4SHR4I6UMMORXGVTTAJ}

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

Towards a Foundation Model for the Martian Atmosphere

Learning to Think in Physics: Breaking Shortcut Learning in Scientific Diffusion via Representation Alignment

Uncertainty-Aware Spatiotemporal Super-Resolution Data Assimilation with Diffusion Models

Receipt and verification

First computed	2026-07-05T11:05:11.158386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4014d3f31c91e3c47a8c63a3735673027eb95e43c13a289a96e4199959f5d00e

Aliases

arxiv: 2505.12882 · arxiv_version: 2505.12882v1 · doi: 10.48550/arxiv.2505.12882 · pith_short_12: IAKNH4Y4SHR4 · pith_short_16: IAKNH4Y4SHR4I6UM · pith_short_8: IAKNH4Y4

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/IAKNH4Y4SHR4I6UMMORXGVTTAJ \
  | 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: 4014d3f31c91e3c47a8c63a3735673027eb95e43c13a289a96e4199959f5d00e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "347d57b40b611d7f30ea40e561e04a97592dd52fd90dfa9c29e7fca6a44beace",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2025-05-19T09:10:55Z",
    "title_canon_sha256": "f92a94c5e110b3c3203c8d7a11cf98aad42de34889be5f52e11b99cdfe912df0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2505.12882",
    "kind": "arxiv",
    "version": 1
  }
}