Pith Number

pith:7WCBDNVM

pith:2021:7WCBDNVMGXI3L45EDOQYOLQAHE

not attested not anchored not stored refs pending

Optimal stratification of survival data via Bayesian nonparametric mixtures

Bernardo Nipoti, Luis Enrique Nieto-Barajas, Riccardo Corradin

arxiv:2103.09305 v1 · 2021-03-16 · 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{7WCBDNVMGXI3L45EDOQYOLQAHE}

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	2026-07-05T02:24:02.525189Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd8411b6ac35d1b5f3a41ba1872e00391221329ba91fcce0296756c6606b08ad

Aliases

arxiv: 2103.09305 · arxiv_version: 2103.09305v1 · doi: 10.48550/arxiv.2103.09305 · pith_short_12: 7WCBDNVMGXI3 · pith_short_16: 7WCBDNVMGXI3L45E · pith_short_8: 7WCBDNVM

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/7WCBDNVMGXI3L45EDOQYOLQAHE \
  | 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: fd8411b6ac35d1b5f3a41ba1872e00391221329ba91fcce0296756c6606b08ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6127b8692b3b335c4f81f5c45b54eaed883ebd14e07aea87ddd77e16aaa9b4e3",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2021-03-16T20:26:34Z",
    "title_canon_sha256": "aa17fbf9e6cd3ce85fccfb9ccb24dc2c2eeb74293bc1bf1f1d52eb25f0fa3180"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2103.09305",
    "kind": "arxiv",
    "version": 1
  }
}