Pith Number

pith:WFXRHQVY

pith:2026:WFXRHQVYYED6IJW75P4YQ3AFRZ

not attested not anchored not stored refs pending

Towards Fair Comparisons of AI- and Physics-Based Weather Models for Extreme Events via the Weighted Potential CRPS

Annika Alber, Sam Allen, Sebastian Lerch, Tobias Biegert

arxiv:2606.21170 v1 · 2026-06-19 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WFXRHQVYYED6IJW75P4YQ3AFRZ}

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	2026-06-23T01:12:32.316260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b16f13c2b8c107e426dfebf9886c058e6645f77925f65a1d173ccb77ee044806

Aliases

arxiv: 2606.21170 · arxiv_version: 2606.21170v1 · doi: 10.48550/arxiv.2606.21170 · pith_short_12: WFXRHQVYYED6 · pith_short_16: WFXRHQVYYED6IJW7 · pith_short_8: WFXRHQVY

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/WFXRHQVYYED6IJW75P4YQ3AFRZ \
  | 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: b16f13c2b8c107e426dfebf9886c058e6645f77925f65a1d173ccb77ee044806

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3943e6e889ccedbb382ce6c338c54710c46d12d296c505ceb2bc08297f5d2710",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2026-06-19T07:18:47Z",
    "title_canon_sha256": "a3f5b4a372e397573ad6eac8862aeda0bad06cccca27c23d58e84c3d387186d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21170",
    "kind": "arxiv",
    "version": 1
  }
}