Pith Number

pith:UCZXSSFY

pith:2017:UCZXSSFY5RT76BAC2NXOWYR2IH

not attested not anchored not stored refs pending

Cross-screening in observational studies that test many hypotheses

Dylan S. Small, Paul R. Rosenbaum, Qingyuan Zhao

arxiv:1703.02078 v1 · 2017-03-06 · 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{UCZXSSFY5RT76BAC2NXOWYR2IH}

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	2026-05-18T00:49:20.747231Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0b37948b8ec67ff0402d36eeb623a41f87c0caa5faf758a9e5140ea8d07809a

Aliases

arxiv: 1703.02078 · arxiv_version: 1703.02078v1 · doi: 10.48550/arxiv.1703.02078 · pith_short_12: UCZXSSFY5RT7 · pith_short_16: UCZXSSFY5RT76BAC · pith_short_8: UCZXSSFY

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/UCZXSSFY5RT76BAC2NXOWYR2IH \
  | 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: a0b37948b8ec67ff0402d36eeb623a41f87c0caa5faf758a9e5140ea8d07809a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaefd258ba0a2319962dc4babc6c60d2e33a2d8fffa55d51c94a47b3a5315745",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-03-06T19:33:24Z",
    "title_canon_sha256": "b11cea46491c2d80a2ed2df61f215bb0d6d774a0cdc96bc7292b8512bf3ac2db"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.02078",
    "kind": "arxiv",
    "version": 1
  }
}