Pith Number

pith:4MXIKGVW

pith:2016:4MXIKGVWMD3J7ZSWFF55D5J7N5

not attested not anchored not stored refs pending

Balancing Covariates via Propensity Score Weighting

Alan M. Zaslavsky, Fan Li, Kari Lock Morgan

arxiv:1609.07494 v2 · 2016-09-23 · 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{4MXIKGVWMD3J7ZSWFF55D5J7N5}

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	2026-05-18T01:03:40.346783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e32e851ab660f69fe656297bd1f53f6f61a3d9400c0ab6a1064ec22ce00f46ad

Aliases

arxiv: 1609.07494 · arxiv_version: 1609.07494v2 · doi: 10.48550/arxiv.1609.07494 · pith_short_12: 4MXIKGVWMD3J · pith_short_16: 4MXIKGVWMD3J7ZSW · pith_short_8: 4MXIKGVW

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/4MXIKGVWMD3J7ZSWFF55D5J7N5 \
  | 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: e32e851ab660f69fe656297bd1f53f6f61a3d9400c0ab6a1064ec22ce00f46ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6df30848c994d086402f7e5d7adb48b874554eae1b519928a1a81e6e2649a173",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2016-09-23T20:00:18Z",
    "title_canon_sha256": "5c09ba5f2a59e12ee7ac74bdfe88b3b1d489f1111a7460501b38284fe065ef09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1609.07494",
    "kind": "arxiv",
    "version": 2
  }
}