Pith Number

pith:IGOWY42J

pith:2019:IGOWY42J5N2UOSYFL5XPY7D64W

not attested not anchored not stored refs pending

Sample Size Calculations for SMARTs

Anastasios A. Tsiatis, Eric B. Laber, Eric J. Rose, Marie Davidian, Michael R. Kosorok, Ying-Qi Zhao

arxiv:1906.06646 v1 · 2019-06-16 · 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{IGOWY42J5N2UOSYFL5XPY7D64W}

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	2026-05-17T23:43:13.062467Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

419d6c7349eb75474b055f6efc7c7ee5b395e3b26b5884c5d049e2f70a833be2

Aliases

arxiv: 1906.06646 · arxiv_version: 1906.06646v1 · doi: 10.48550/arxiv.1906.06646 · pith_short_12: IGOWY42J5N2U · pith_short_16: IGOWY42J5N2UOSYF · pith_short_8: IGOWY42J

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/IGOWY42J5N2UOSYFL5XPY7D64W \
  | 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: 419d6c7349eb75474b055f6efc7c7ee5b395e3b26b5884c5d049e2f70a833be2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc7af590f67adfda1247c3a3b4062f572b075f2e2c71445d63a0c2024d34fe46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2019-06-16T04:40:17Z",
    "title_canon_sha256": "0fca9894ad82056f4e08e97e62fb453c6aa565713c6f7909d386aa3825ac1c3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.06646",
    "kind": "arxiv",
    "version": 1
  }
}