Pith Number

pith:K4QUIWSN

pith:2025:K4QUIWSNT3BDDXVY3ZLT5EIXJ3

not attested not anchored not stored refs pending

Learning from nature: insights into GraphDOP's representations of the Earth System

Anthony McNally, Eulalie Boucher, Ewan Pinnington, Mihai Alexe, Niels Bormann, Patrick Laloyaux, Peter Lean, Simon Lang

arxiv:2508.18018 v1 · 2025-08-25 · physics.ao-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{K4QUIWSNT3BDDXVY3ZLT5EIXJ3}

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

2 papers in Pith

Global reanalysis from observations alone with machine learning

AIFS-DOP: End-to-End Medium-Range Weather Prediction from Observations Alone with Machine Learning

Receipt and verification

First computed	2026-07-05T11:58:52.141337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5721445a4d9ec231deb8de573e91174ed4a689d200ebfe585af6de2e634c7cf6

Aliases

arxiv: 2508.18018 · arxiv_version: 2508.18018v1 · doi: 10.48550/arxiv.2508.18018 · pith_short_12: K4QUIWSNT3BD · pith_short_16: K4QUIWSNT3BDDXVY · pith_short_8: K4QUIWSN

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/K4QUIWSNT3BDDXVY3ZLT5EIXJ3 \
  | 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: 5721445a4d9ec231deb8de573e91174ed4a689d200ebfe585af6de2e634c7cf6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6ba7e36a550ba61dc1848da7949b4b750c0025a56f66494f9741be88be75051",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-08-25T13:33:23Z",
    "title_canon_sha256": "e9cd572f436620a56b6a75a5d15c296e017eb0e2c9fb1fc35655c2ecf175e9b4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2508.18018",
    "kind": "arxiv",
    "version": 1
  }
}