Pith Number

pith:WRGPUWDK

pith:2026:WRGPUWDKHXLQI4Y6TNYOWOPCEX

not attested not anchored not stored refs pending

Frequentist-calibrated Bayesian group sequential design with dynamic borrowing

Francesco Mariani, Fulvio De Santis, Shirin Golchi, Stefania Gubbiotti

arxiv:2607.29108 v1 · 2026-07-31 · 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{WRGPUWDKHXLQI4Y6TNYOWOPCEX}

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	2026-08-03T01:19:08.368361Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b44cfa586a3dd704731e9b70eb39e225ec628082c543782a7bd4bbcce17de198

Aliases

arxiv: 2607.29108 · arxiv_version: 2607.29108v1 · doi: 10.48550/arxiv.2607.29108 · pith_short_12: WRGPUWDKHXLQ · pith_short_16: WRGPUWDKHXLQI4Y6 · pith_short_8: WRGPUWDK

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/WRGPUWDKHXLQI4Y6TNYOWOPCEX \
  | 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: b44cfa586a3dd704731e9b70eb39e225ec628082c543782a7bd4bbcce17de198

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "613a547dd704a8924d5974dfb88feb79d23ee1d4f1154187433a6fad1c828286",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2026-07-31T07:37:12Z",
    "title_canon_sha256": "4883b0c6cb0d77c72bef02df6bcef6fa724cc367e4cb38921a4418930bd3002f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.29108",
    "kind": "arxiv",
    "version": 1
  }
}