Pith Number

pith:VVNUX672

pith:2013:VVNUX672IMJBXEBX2VXTVBFAJP

not attested not anchored not stored refs pending

On the Nile Problem by Sir Ronald Fisher

Abram M. Kagan, Yaakov Malinovsky

arxiv:1302.0924 v4 · 2013-02-05 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VVNUX672IMJBXEBX2VXTVBFAJP}

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	2026-05-18T03:19:13.174417Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ad5b4bfbfa43121b9037d56f3a84a04bd8100b253122483268f28a49946508a4

Aliases

arxiv: 1302.0924 · arxiv_version: 1302.0924v4 · doi: 10.48550/arxiv.1302.0924 · pith_short_12: VVNUX672IMJB · pith_short_16: VVNUX672IMJBXEBX · pith_short_8: VVNUX672

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/VVNUX672IMJBXEBX2VXTVBFAJP \
  | 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: ad5b4bfbfa43121b9037d56f3a84a04bd8100b253122483268f28a49946508a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a6416c060772f77dcd36b40c4d336c4fc09df1c98daaab50ef7027807e3473ca",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2013-02-05T02:42:40Z",
    "title_canon_sha256": "38f5aa5f0aa0436cb0f84306f65337b997a01c24d1ce7a636e509c4ca4c44e77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.0924",
    "kind": "arxiv",
    "version": 4
  }
}