Pith Number

pith:4V2EUTEW

pith:2025:4V2EUTEWDTAHT6JJ3VB6NDEJSQ

not attested not anchored not stored refs pending

A decomposition of Fisher's information to inform sample size for developing or updating fair and precise clinical prediction models -- Part 3: continuous outcomes

Amardeep Legha, Gary S Collins, Joie Ensor, Kym IE Snell, Lucinda Archer, Rebecca Whittle, Richard D Riley

arxiv:2507.23548 v1 · 2025-07-31 · 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{4V2EUTEWDTAHT6JJ3VB6NDEJSQ}

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	2026-07-05T11:46:26.077416Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5744a4c961cc079f929dd43e68c89940e528a3c40098108b7bac5eb7f5dbed3

Aliases

arxiv: 2507.23548 · arxiv_version: 2507.23548v1 · doi: 10.48550/arxiv.2507.23548 · pith_short_12: 4V2EUTEWDTAH · pith_short_16: 4V2EUTEWDTAHT6JJ · pith_short_8: 4V2EUTEW

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/4V2EUTEWDTAHT6JJ3VB6NDEJSQ \
  | 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: e5744a4c961cc079f929dd43e68c89940e528a3c40098108b7bac5eb7f5dbed3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4628334bb8317bd7e16c030e0b1560a1e290099f98f8080a76af0dbfe5db4a58",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2025-07-31T13:38:45Z",
    "title_canon_sha256": "d59271923ec854a3183c038756c1f5afdb5a33d4e93c4ae8f53fb3a042855c77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.23548",
    "kind": "arxiv",
    "version": 1
  }
}