Pith Number

pith:QS3W35T2

pith:2022:QS3W35T2IIZX53VY2HWKWZHW7O

not attested not anchored not stored refs pending

Estimands and their Estimators for Clinical Trials Impacted by the COVID-19 Pandemic: A Report from the NISS Ingram Olkin Forum Series on Unplanned Clinical Trial Disruptions

Bharani Bharani-Dharan, Camila Olarte Parra, Frank Bretz, Hege Michiels, James L Rosenberger, Jonathan Bartlett, Kelly Van Lancker, Madeline Bauer, Nancy Flournoy, Sergey Tarima, Suzie Cro

arxiv:2202.03531 v1 · 2022-02-07 · stat.ME · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QS3W35T2IIZX53VY2HWKWZHW7O}

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	2026-07-05T03:54:45.250374Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84b76df67a42337eeeb8d1ecab64f6fb8bb26ed18f66981c8eb2f8206850b8d5

Aliases

arxiv: 2202.03531 · arxiv_version: 2202.03531v1 · doi: 10.48550/arxiv.2202.03531 · pith_short_12: QS3W35T2IIZX · pith_short_16: QS3W35T2IIZX53VY · pith_short_8: QS3W35T2

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/QS3W35T2IIZX53VY2HWKWZHW7O \
  | 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: 84b76df67a42337eeeb8d1ecab64f6fb8bb26ed18f66981c8eb2f8206850b8d5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7b7246c878d55c8a9859b01a5c2cff15fee5b4491579ed2511d725eb5f2727ce",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-02-07T21:48:05Z",
    "title_canon_sha256": "35286f908e6c1152061b36078ee62e87f126d37c8790ed6b8df48e4663af76e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03531",
    "kind": "arxiv",
    "version": 1
  }
}