Pith Number

pith:UGB2DW3G

pith:2026:UGB2DW3GUTYLWJXF2JFHFQDOSU

not attested not anchored not stored refs pending

Is the 2026 East Asia Summer Extreme Heat Forecast Credible?

Jingzhi Su, Xiaolei Liu

arxiv:2607.01781 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{UGB2DW3GUTYLWJXF2JFHFQDOSU}

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	2026-07-03T01:17:29.556613Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a183a1db66a4f0bb26e5d24a72c06e951d55203e778b8e9c1e32a0b13786df45

Aliases

arxiv: 2607.01781 · arxiv_version: 2607.01781v1 · doi: 10.48550/arxiv.2607.01781 · pith_short_12: UGB2DW3GUTYL · pith_short_16: UGB2DW3GUTYLWJXF · pith_short_8: UGB2DW3G

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/UGB2DW3GUTYLWJXF2JFHFQDOSU \
  | 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: a183a1db66a4f0bb26e5d24a72c06e951d55203e778b8e9c1e32a0b13786df45

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e48d42cb253c1edccdf3414acf2e8a35295325d11faa6126f011812ee72574f6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ao-ph",
    "submitted_at": "2026-07-02T06:51:13Z",
    "title_canon_sha256": "757b6cd3623ce84b616469c2a626ce914013ec641c6d34a92c56816ee8be4992"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.01781",
    "kind": "arxiv",
    "version": 1
  }
}