Pith Number

pith:R3WD5XOZ

pith:2026:R3WD5XOZ5OJZIS5ZR67PRDPJ5Z

not attested not anchored not stored refs pending

State policy heterogeneity analyses: considerations and proposals

Beth Ann Griffin, Bradley D. Stein, Elizabeth A. Stuart, Elizabeth M. Stone, Max Griswold, Max Rubinstein, Megan S. Schuler

arxiv:2602.08643 v2 · 2026-02-09 · 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{R3WD5XOZ5OJZIS5ZR67PRDPJ5Z}

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	2026-06-23T03:14:28.272001Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8eec3eddd9eb93944bb98fbef88de9ee67530e07832938e733d2199efafadf77

Aliases

arxiv: 2602.08643 · arxiv_version: 2602.08643v2 · doi: 10.48550/arxiv.2602.08643 · pith_short_12: R3WD5XOZ5OJZ · pith_short_16: R3WD5XOZ5OJZIS5Z · pith_short_8: R3WD5XOZ

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/R3WD5XOZ5OJZIS5ZR67PRDPJ5Z \
  | 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: 8eec3eddd9eb93944bb98fbef88de9ee67530e07832938e733d2199efafadf77

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "abc297ba935522751993e4cb3e3ff3f06e9aecc36cdcea5065c2a1e6da1a4337",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-02-09T13:40:26Z",
    "title_canon_sha256": "550d46703354b39bd6c27e6f18f911d660bc2dded54a8e6525006b17a6ae1a7f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.08643",
    "kind": "arxiv",
    "version": 2
  }
}