Pith Number

pith:DADFRGPB

pith:2015:DADFRGPBHKKOVY3TCAJSJ2E772

not attested not anchored not stored refs pending

Entropy balancing is doubly robust

Daniel Percival, Qingyuan Zhao

arxiv:1501.03571 v3 · 2015-01-15 · 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{DADFRGPBHKKOVY3TCAJSJ2E772}

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	2026-05-18T00:50:57.908424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18065899e13a94eae373101324e89ffea8b6bc86a9c2fefe5281a55e5ab6de09

Aliases

arxiv: 1501.03571 · arxiv_version: 1501.03571v3 · doi: 10.48550/arxiv.1501.03571 · pith_short_12: DADFRGPBHKKO · pith_short_16: DADFRGPBHKKOVY3T · pith_short_8: DADFRGPB

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/DADFRGPBHKKOVY3TCAJSJ2E772 \
  | 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: 18065899e13a94eae373101324e89ffea8b6bc86a9c2fefe5281a55e5ab6de09

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2295c83c8ab2f876e56f74e5ce89dc2b9f23c85a174a316575ee62d51b3020d1",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2015-01-15T04:49:54Z",
    "title_canon_sha256": "d5fb1b7113e77504fe3e52673cc9759cb671b24e7c7725f51e70c0c36830f121"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.03571",
    "kind": "arxiv",
    "version": 3
  }
}