Pith Number

pith:LY5MQBVB

pith:2026:LY5MQBVBT2OSDYYBC5JWE4HX2P

not attested not anchored not stored refs pending

Factorial clinical trials in the presence and absence of plausible statistical interactions between treatment factors. A historical review of the methodological literature

Alan A. Montgomery, Alexandra Wright-Hughes, Pritaporn Kingkaew, Rebecca E.A. Walwyn, Steven G. Gilmour

arxiv:2607.12991 v1 · 2026-07-14 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LY5MQBVBT2OSDYYBC5JWE4HX2P}

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	2026-07-15T01:22:29.616964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5e3ac806a19e9d21e30117536270f7d3f812f2320348a54375eef82185d2f000

Aliases

arxiv: 2607.12991 · arxiv_version: 2607.12991v1 · doi: 10.48550/arxiv.2607.12991 · pith_short_12: LY5MQBVBT2OS · pith_short_16: LY5MQBVBT2OSDYYB · pith_short_8: LY5MQBVB

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/LY5MQBVBT2OSDYYBC5JWE4HX2P \
  | 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: 5e3ac806a19e9d21e30117536270f7d3f812f2320348a54375eef82185d2f000

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ed344282d5e6d98bb54be9751b33e85a84f0688f2b740a79c36b15b9792f31",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-14T17:42:28Z",
    "title_canon_sha256": "27e5c9f0d5f6ed8ebe4faacc37ecdc0ae4f6bc140ea1080c090f41d264a89b4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.12991",
    "kind": "arxiv",
    "version": 1
  }
}