Pith Number

pith:Q7JJOLDK

pith:2023:Q7JJOLDK5RM274H22KC53WBNDY

not attested not anchored not stored refs pending

A Guide to Regression Discontinuity Designs in Medical Applications

Luke Keele, Matias D. Cattaneo, Rocio Titiunik

arxiv:2302.07413 v2 · 2023-02-15 · stat.ME · econ.EM · 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{Q7JJOLDK5RM274H22KC53WBNDY}

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	2026-07-05T06:10:30.939072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87d2972c6aec59aff0fad285ddd82d1e11fe4c1c9b134b7a39ad71a95adc5c20

Aliases

arxiv: 2302.07413 · arxiv_version: 2302.07413v2 · doi: 10.48550/arxiv.2302.07413 · pith_short_12: Q7JJOLDK5RM2 · pith_short_16: Q7JJOLDK5RM274H2 · pith_short_8: Q7JJOLDK

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/Q7JJOLDK5RM274H22KC53WBNDY \
  | 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: 87d2972c6aec59aff0fad285ddd82d1e11fe4c1c9b134b7a39ad71a95adc5c20

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3c56a4c4a8ae653c74aa96123024ba1f7e5c7f4f3275600ff7c0ed456f8d9471",
    "cross_cats_sorted": [
      "econ.EM",
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2023-02-15T00:30:20Z",
    "title_canon_sha256": "3bafd51b42a13093cda65d499d693bfce4de95558be94b7ddeaccefeb14a724f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2302.07413",
    "kind": "arxiv",
    "version": 2
  }
}