Pith Number

pith:OA5UENJ4

pith:2018:OA5UENJ43MCEGB25VL3BJNOZT4

not attested not anchored not stored refs pending

Randomization Tests that Condition on Non-Categorical Covariate Balance

Luke Miratrix, Zach Branson

arxiv:1802.01018 v3 · 2018-02-03 · 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{OA5UENJ43MCEGB25VL3BJNOZT4}

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	2026-05-17T23:55:03.594296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

703b42353cdb0443075daaf614b5d99f239b270cbda2985a403e804d162bcc40

Aliases

arxiv: 1802.01018 · arxiv_version: 1802.01018v3 · doi: 10.48550/arxiv.1802.01018 · pith_short_12: OA5UENJ43MCE · pith_short_16: OA5UENJ43MCEGB25 · pith_short_8: OA5UENJ4

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/OA5UENJ43MCEGB25VL3BJNOZT4 \
  | 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: 703b42353cdb0443075daaf614b5d99f239b270cbda2985a403e804d162bcc40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "95825c473610cc9d13176a4198ecc9c14158ad4f8c7d29dc688881a4a32511e4",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2018-02-03T19:47:38Z",
    "title_canon_sha256": "c0699ebc7e5fb61f921b295fa76ca776e72245f2e80c8c95203b082211f22b45"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.01018",
    "kind": "arxiv",
    "version": 3
  }
}