Pith Number

pith:HHRBY5XD

pith:2012:HHRBY5XDVDNDU6UDOJZRMTIQBT

not attested not anchored not stored refs pending

Uniform fractional factorial designs

Dennis K. J. Lin, Hongquan Xu, Yu Tang

arxiv:1206.0897 v1 · 2012-06-05 · 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{HHRBY5XDVDNDU6UDOJZRMTIQBT}

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	2026-05-18T03:54:15.740647Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

39e21c76e3a8da3a7a837273164d100cfc64372bc718dced99d23a75d0a14aae

Aliases

arxiv: 1206.0897 · arxiv_version: 1206.0897v1 · doi: 10.48550/arxiv.1206.0897 · pith_short_12: HHRBY5XDVDND · pith_short_16: HHRBY5XDVDNDU6UD · pith_short_8: HHRBY5XD

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/HHRBY5XDVDNDU6UDOJZRMTIQBT \
  | 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: 39e21c76e3a8da3a7a837273164d100cfc64372bc718dced99d23a75d0a14aae

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80e6515d7df1352ac542b0bbe60ed0cbcf2b2e9138b621e32d26f1990c383355",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2012-06-05T12:17:15Z",
    "title_canon_sha256": "d4af67eb071e39ebe2f6888c0431ef36e1c218f4acc313725051d677877ba128"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.0897",
    "kind": "arxiv",
    "version": 1
  }
}