Pith Number

pith:TYC2DHE7

pith:2026:TYC2DHE7AJRUR3JE5MLKFILF7W

not attested not anchored not stored refs pending

A 10,000-Year Global Stochastic Tropical Cyclone Catalog with Wind-Dependent Track Transitions (WHITS)

Jennifer Nakamura, Upmanu Lall

arxiv:2605.20494 v1 · 2026-05-19 · cs.LG · physics.ao-ph · 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{TYC2DHE7AJRUR3JE5MLKFILF7W}

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	2026-05-21T01:04:39.755426Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9e05a19c9f026348ed24eb16a2a165fdb1e98b8a3976ff2af83fcd8075104759

Aliases

arxiv: 2605.20494 · arxiv_version: 2605.20494v1 · doi: 10.48550/arxiv.2605.20494 · pith_short_12: TYC2DHE7AJRU · pith_short_16: TYC2DHE7AJRUR3JE · pith_short_8: TYC2DHE7

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/TYC2DHE7AJRUR3JE5MLKFILF7W \
  | 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: 9e05a19c9f026348ed24eb16a2a165fdb1e98b8a3976ff2af83fcd8075104759

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8ad3e0ce377be679bb75747984c9e696e00c994e223f8e3eced821da9718b68",
    "cross_cats_sorted": [
      "physics.ao-ph",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-05-19T20:58:36Z",
    "title_canon_sha256": "f8d022d2838588bbb535dd5b1c20bc310f273178e4eac3341c599624c7b5a25e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.20494",
    "kind": "arxiv",
    "version": 1
  }
}