Pith Number

pith:WIUVZPBQ

pith:2011:WIUVZPBQUBFA7IQCAZ6N4YJSQW

not attested not anchored not stored refs pending

Modelling time to event with observations made at arbitrary times

Iain Buchan, Matthew Sperrin

arxiv:1102.2322 v1 · 2011-02-11 · 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{WIUVZPBQUBFA7IQCAZ6N4YJSQW}

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	2026-05-18T04:28:56.260944Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b2295cbc30a04a0fa202067cde613285a3e18fd15657dc12f65c43886d9e8e58

Aliases

arxiv: 1102.2322 · arxiv_version: 1102.2322v1 · doi: 10.48550/arxiv.1102.2322 · pith_short_12: WIUVZPBQUBFA · pith_short_16: WIUVZPBQUBFA7IQC · pith_short_8: WIUVZPBQ

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/WIUVZPBQUBFA7IQCAZ6N4YJSQW \
  | 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: b2295cbc30a04a0fa202067cde613285a3e18fd15657dc12f65c43886d9e8e58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f24e51218cb279a1eab815950aa17af6ba0481849d7820e066e526ab5b56f0f5",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2011-02-11T10:51:10Z",
    "title_canon_sha256": "be3090204e26c8ec5e820ad3ebddb87295ca7f5c84b6c7b021715ae545a657ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1102.2322",
    "kind": "arxiv",
    "version": 1
  }
}