Pith Number

pith:22KJC5BO

pith:2026:22KJC5BOUF4CQW5KF6SDZAXCZJ

not attested not anchored not stored refs pending

Sample Size Determination Under Selection Bias: Robust Tolerance Limits for Prevalent Cohort Data

James H. McVittie, Martin Lysy, Masoud Asgharian

arxiv:2605.19878 v1 · 2026-05-19 · 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{22KJC5BOUF4CQW5KF6SDZAXCZJ}

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	2026-05-20T01:06:18.829193Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d69491742ea178285baa2fa43c82e2ca452fcb615439913912727b3afb880808

Aliases

arxiv: 2605.19878 · arxiv_version: 2605.19878v1 · doi: 10.48550/arxiv.2605.19878 · pith_short_12: 22KJC5BOUF4C · pith_short_16: 22KJC5BOUF4CQW5K · pith_short_8: 22KJC5BO

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/22KJC5BOUF4CQW5KF6SDZAXCZJ \
  | 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: d69491742ea178285baa2fa43c82e2ca452fcb615439913912727b3afb880808

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ff6a4ebb8bb90977bdb1257f192fa639873dfc6e12db1a7231a12a635ab40b3",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-05-19T14:09:24Z",
    "title_canon_sha256": "18afa6fe723c94743ce34cf6429ed4dc687d37e8ae44802d61e0e72096550035"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.19878",
    "kind": "arxiv",
    "version": 1
  }
}