Pith Number

pith:HIN6U7BS

pith:2022:HIN6U7BS4UVBVSAWCAM3QZTHMX

not attested not anchored not stored refs pending

Causal inference from treatment-control studies having an additional factor with unknown assignment mechanism

Donald B. Rubin, Katy McKeough, Kristen B. Hunter, Nicole E. Pashley, Tirthankar Dasgupta

arxiv:2202.03533 v1 · 2022-02-07 · 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{HIN6U7BS4UVBVSAWCAM3QZTHMX}

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	2026-07-05T03:54:45.276050Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3a1bea7c32e52a1ac8161019b8666765e513a59bb85b3d98adafbba598240101

Aliases

arxiv: 2202.03533 · arxiv_version: 2202.03533v1 · doi: 10.48550/arxiv.2202.03533 · pith_short_12: HIN6U7BS4UVB · pith_short_16: HIN6U7BS4UVBVSAW · pith_short_8: HIN6U7BS

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/HIN6U7BS4UVBVSAWCAM3QZTHMX \
  | 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: 3a1bea7c32e52a1ac8161019b8666765e513a59bb85b3d98adafbba598240101

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e261328ace8106dd1d83e786c7bbc712646343a780fc3d84db34645931f9b9f0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2022-02-07T21:49:50Z",
    "title_canon_sha256": "ee5836bd5daf5a14acfab757f8b1a22fec906ad50cc133de48555787703fcd09"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2202.03533",
    "kind": "arxiv",
    "version": 1
  }
}