Pith Number

pith:5FMPQJCS

pith:2020:5FMPQJCSVSFZLK3EUZDSGHT22Z

not attested not anchored not stored refs pending

stratamatch: Prognostic ScoreStratification using a Pilot Design

Andrew B. Goldstone, Jonathan H. Chen, Joseph Rigdon, Justin Lee, Michael Baiocchi, Peter Chiu, Rachael C. Aikens, Y. Joseph Woo

arxiv:2001.02775 v2 · 2020-01-08 · stat.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5FMPQJCSVSFZLK3EUZDSGHT22Z}

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	2026-07-05T02:18:28.302431Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e958f82452ac8b95ab64a647231e7ad6580cc760740e3a50b21c59ed23472246

Aliases

arxiv: 2001.02775 · arxiv_version: 2001.02775v2 · doi: 10.48550/arxiv.2001.02775 · pith_short_12: 5FMPQJCSVSFZ · pith_short_16: 5FMPQJCSVSFZLK3E · pith_short_8: 5FMPQJCS

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/5FMPQJCSVSFZLK3EUZDSGHT22Z \
  | 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: e958f82452ac8b95ab64a647231e7ad6580cc760740e3a50b21c59ed23472246

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa7e35d65e6e69d476449b1182c0f650a92982fb4150a7462f37f0d4a8a879d0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2020-01-08T22:43:13Z",
    "title_canon_sha256": "9799ba37882314766069499af3a3cffda7e60a89e91600492004bfc7c479bfdd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.02775",
    "kind": "arxiv",
    "version": 2
  }
}