Pith Number

pith:F2HSA5ZF

pith:2018:F2HSA5ZFAFDEQAXNCJNLBKCKC2

not attested not anchored not stored refs pending

Power Analysis in a SMART Design: Sample Size Estimation for Determining the Best Dynamic Treatment Regime

Ashkan Ertefaie, Inbal Nahum-Shani, James R. McKay, Tianshuang Wu, William J. Artman

arxiv:1804.04587 v1 · 2018-03-17 · stat.AP · stat.CO · stat.OT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{F2HSA5ZFAFDEQAXNCJNLBKCKC2}

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	2026-05-18T00:18:36.905715Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2e8f20772501464802ed125ab0a84a16a6d64e7967304140b4427cdfdb87f81a

Aliases

arxiv: 1804.04587 · arxiv_version: 1804.04587v1 · doi: 10.48550/arxiv.1804.04587 · pith_short_12: F2HSA5ZFAFDE · pith_short_16: F2HSA5ZFAFDEQAXN · pith_short_8: F2HSA5ZF

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/F2HSA5ZFAFDEQAXNCJNLBKCKC2 \
  | 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: 2e8f20772501464802ed125ab0a84a16a6d64e7967304140b4427cdfdb87f81a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa0a91a2be88a13429c43369f02b5514edcce0795baec3f1c514ce866a296055",
    "cross_cats_sorted": [
      "stat.CO",
      "stat.OT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2018-03-17T18:17:06Z",
    "title_canon_sha256": "ef07f2ea81f67e4d200ab01f8e508591d9cfb81e05676dafa8adc906852e0c0b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1804.04587",
    "kind": "arxiv",
    "version": 1
  }
}