Pith Number

pith:IDTFXWXW

pith:2022:IDTFXWXWPMEOBPZIRCDODNQL27

not attested not anchored not stored refs pending

How to improve the quality of comparisons using external control cohorts in single-arm clinical trials?

Etienne Lengline, J\'er\^ome Lambert, Rapha\"el Porcher, Rodolphe Thi\'ebaut, Sarah Zohar, Sylvie Chevret

arxiv:2206.09669 v1 · 2022-06-20 · stat.AP · 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{IDTFXWXWPMEOBPZIRCDODNQL27}

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	2026-07-05T04:33:09.685217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40e65bdaf67b08e0bf288886e1b60bd7eef38e87544b2663ad31140be6540215

Aliases

arxiv: 2206.09669 · arxiv_version: 2206.09669v1 · doi: 10.48550/arxiv.2206.09669 · pith_short_12: IDTFXWXWPMEO · pith_short_16: IDTFXWXWPMEOBPZI · pith_short_8: IDTFXWXW

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/IDTFXWXWPMEOBPZIRCDODNQL27 \
  | 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: 40e65bdaf67b08e0bf288886e1b60bd7eef38e87544b2663ad31140be6540215

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "55996a7d426e4d683a64eaf4659418dfe565f015604a680c979bf865a4878098",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-nd/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2022-06-20T09:19:05Z",
    "title_canon_sha256": "633af2647bf730eabac75a0a5bb8bc20c47cec4828b123ba738256492ba22f1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2206.09669",
    "kind": "arxiv",
    "version": 1
  }
}