Pith Number

pith:3W4ITQGI

pith:2025:3W4ITQGIBGOBN2MPGIQHZMBXNE

not attested not anchored not stored refs pending

Coverage errors for Student's t confidence intervals comparable to those in Hall (1988)

Art B. Owen

arxiv:2501.07645 v2 · 2025-01-13 · math.ST · cs.NA · math.NA · 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{3W4ITQGIBGOBN2MPGIQHZMBXNE}

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	2026-07-05T11:37:14.882790Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ddb889c0c8099c16e98f32207cb0376900ef842fad288e90d801f48596d3e740

Aliases

arxiv: 2501.07645 · arxiv_version: 2501.07645v2 · doi: 10.48550/arxiv.2501.07645 · pith_short_12: 3W4ITQGIBGOB · pith_short_16: 3W4ITQGIBGOBN2MP · pith_short_8: 3W4ITQGI

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/3W4ITQGIBGOBN2MPGIQHZMBXNE \
  | 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: ddb889c0c8099c16e98f32207cb0376900ef842fad288e90d801f48596d3e740

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5563ca9528d25da7d9edc5f7d2d8637be9ab455a42e9e7c9f880e86b96044fe5",
    "cross_cats_sorted": [
      "cs.NA",
      "math.NA",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2025-01-13T19:11:34Z",
    "title_canon_sha256": "bdbe7d32b68b001c599890346c82aa100e1912b49ab2f2bf4f4fa30702cf30e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.07645",
    "kind": "arxiv",
    "version": 2
  }
}