Pith Number

pith:6XY2IJJ3

pith:2015:6XY2IJJ3MAFBLD3WTJAA6I34ZD

not attested not anchored not stored refs pending

Improving Covariate Balance in 2^K Factorial Designs via Rerandomization

Donald B. Rubin, Tirthankar Dasgupta, Zach Branson

arxiv:1511.01973 v1 · 2015-11-06 · 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{6XY2IJJ3MAFBLD3WTJAA6I34ZD}

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	2026-05-18T01:27:38.988568Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f5f1a4253b600a158f769a400f237cc8fc2ec7fb67b6b22a7ff606ab5ddc62b5

Aliases

arxiv: 1511.01973 · arxiv_version: 1511.01973v1 · doi: 10.48550/arxiv.1511.01973 · pith_short_12: 6XY2IJJ3MAFB · pith_short_16: 6XY2IJJ3MAFBLD3W · pith_short_8: 6XY2IJJ3

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/6XY2IJJ3MAFBLD3WTJAA6I34ZD \
  | 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: f5f1a4253b600a158f769a400f237cc8fc2ec7fb67b6b22a7ff606ab5ddc62b5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d978ceea4c648081a67c8cf4e5b1f205ba9c94be3cdd12b24b80ffdf2a2953f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-11-06T02:57:13Z",
    "title_canon_sha256": "e67fed08c6571f933dfd389b6a2c8ee1a5f3d4f3b8e654ebc955a2ee9630cd06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1511.01973",
    "kind": "arxiv",
    "version": 1
  }
}