Pith Number

pith:ARF35QXS

pith:2009:ARF35QXS6IMKW5VWOUMFJVFYYI

not attested not anchored not stored refs pending

R.A.Fisher, design theory, and the Indian connection

A.R.P.Rau

arxiv:0910.4163 v1 · 2009-10-21 · physics.bio-ph · math.ST · physics.data-an · q-bio.PE · 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{ARF35QXS6IMKW5VWOUMFJVFYYI}

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	2026-05-18T00:50:58.265340Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

044bbec2f2f218ab76b6751854d4b8c2246ea63c62e863fd4b964e3af1beb522

Aliases

arxiv: 0910.4163 · arxiv_version: 0910.4163v1 · doi: 10.48550/arxiv.0910.4163 · pith_short_12: ARF35QXS6IMK · pith_short_16: ARF35QXS6IMKW5VW · pith_short_8: ARF35QXS

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/ARF35QXS6IMKW5VWOUMFJVFYYI \
  | 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: 044bbec2f2f218ab76b6751854d4b8c2246ea63c62e863fd4b964e3af1beb522

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e84d353b15437e30292f5681bf0177f9514b197cf79f18184f4fb9f7234e7be9",
    "cross_cats_sorted": [
      "math.ST",
      "physics.data-an",
      "q-bio.PE",
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.bio-ph",
    "submitted_at": "2009-10-21T20:06:56Z",
    "title_canon_sha256": "49d2795564894fdf04a7381566ef003e6f9ee5b8c788979486e3d7af8c504f08"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0910.4163",
    "kind": "arxiv",
    "version": 1
  }
}