Pith Number

pith:QA4BEPKF

pith:2018:QA4BEPKFAIZ3QOXI6X2TE2EYGX

not attested not anchored not stored refs pending

A probabilistic gridded product for daily precipitation extremes over the United States

Christopher J. Paciorek, Mark D. Risser, Michael F. Wehner, Travis A. O'Brien, William D. Collins

arxiv:1807.04177 v2 · 2018-07-11 · stat.AP · 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{QA4BEPKFAIZ3QOXI6X2TE2EYGX}

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	2026-05-17T23:51:33.682298Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8038123d450233b83ae8f5f532689835c27bbfa6697125c7a69dbfd5f07fae22

Aliases

arxiv: 1807.04177 · arxiv_version: 1807.04177v2 · doi: 10.48550/arxiv.1807.04177 · pith_short_12: QA4BEPKFAIZ3 · pith_short_16: QA4BEPKFAIZ3QOXI · pith_short_8: QA4BEPKF

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/QA4BEPKFAIZ3QOXI6X2TE2EYGX \
  | 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: 8038123d450233b83ae8f5f532689835c27bbfa6697125c7a69dbfd5f07fae22

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46b49f24453b9f9fd0e722eb7b467d43107c43e37cdb216f0a1717a3df283007",
    "cross_cats_sorted": [
      "physics.ao-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-07-11T14:52:44Z",
    "title_canon_sha256": "cb21939f4b566f5a23ee74c5df53295b9f2faa5360790f94c598c8925d55a599"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1807.04177",
    "kind": "arxiv",
    "version": 2
  }
}