Pith Number

pith:TAJVKCTQ

pith:2025:TAJVKCTQ25YUI2TLK4T2XRGUWK

not attested not anchored not stored refs pending

Imposing the Fundamental Dynamical Constraint of Hydrostatic Balance to Improve Global ML Weather Prediction

Akshay Subramaniam, Dale Durran, David Pruitt, Nathaniel Cresswell-Clay, William Yik

arxiv:2506.08285 v1 · 2025-06-09 · 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{TAJVKCTQ25YUI2TLK4T2XRGUWK}

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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

1 paper in Pith

PhysMetrics.Weather: An Evaluation Framework for Physical Consistency in ML Weather Models

Receipt and verification

First computed	2026-07-05T11:18:47.381305Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9813550a70d771446a6b5727abc4d4b2ab80623ad7f8722da8a2967ca142f1f3

Aliases

arxiv: 2506.08285 · arxiv_version: 2506.08285v1 · doi: 10.48550/arxiv.2506.08285 · pith_short_12: TAJVKCTQ25YU · pith_short_16: TAJVKCTQ25YUI2TL · pith_short_8: TAJVKCTQ

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/TAJVKCTQ25YUI2TLK4T2XRGUWK \
  | 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: 9813550a70d771446a6b5727abc4d4b2ab80623ad7f8722da8a2967ca142f1f3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "188d08c6c377cd56239bc974415d3732ea8b1b6f638e332c3ec6003bb7ccefdb",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2025-06-09T23:18:50Z",
    "title_canon_sha256": "69251c30ffad56b06cc31721c6c4e7e19fdfae84ac6c773d056245addf98a884"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.08285",
    "kind": "arxiv",
    "version": 1
  }
}