Pith Number

pith:2EKJIZKV

pith:2026:2EKJIZKVZFAZHZCBELWICEO576

not attested not anchored not stored refs pending

Enhancing a high resolution data-driven weather prediction model with surface descriptors

{\AA}smund Bakketun, H{\aa}vard Homleid Haugen, Jostein Blyverket, Malte M\"uller, Thomas Nils Nipen

arxiv:2607.02824 v1 · 2026-07-02 · 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{2EKJIZKVZFAZHZCBELWICEO576}

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	2026-07-07T00:16:19.238312Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d114946555c94193e44122ec8111ddffafeeb42b61099bf845e75a62c0a8577a

Aliases

arxiv: 2607.02824 · arxiv_version: 2607.02824v1 · doi: 10.48550/arxiv.2607.02824 · pith_short_12: 2EKJIZKVZFAZ · pith_short_16: 2EKJIZKVZFAZHZCB · pith_short_8: 2EKJIZKV

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/2EKJIZKVZFAZHZCBELWICEO576 \
  | 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: d114946555c94193e44122ec8111ddffafeeb42b61099bf845e75a62c0a8577a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66f73d14ac86f36d6bf86dea8a3a02f2a671a526d1232d6d9b5b0859105e3db5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-sa/4.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2026-07-02T23:26:48Z",
    "title_canon_sha256": "ecfddc02df11c66278410ccc801292a5be789a6bffe3f8d1753487dd41a05f88"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.02824",
    "kind": "arxiv",
    "version": 1
  }
}