Pith Number

pith:QGW3NR4V

pith:2010:QGW3NR4V7YCMDZKXKRTAIZBAVD

not attested not anchored not stored refs pending

Learning Out of Leaders

Dominique Picard (PMA), Karine Tribouley (PMA, Mathilde Mougeot (PMA), Modal'x)

arxiv:1001.1919 v2 · 2010-01-12 · math.ST · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QGW3NR4V7YCMDZKXKRTAIZBAVD}

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	2026-05-18T04:31:13.187436Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81adb6c795fe04c1e5575466046420a8c8503f2389a85a809132ec9361d24f91

Aliases

arxiv: 1001.1919 · arxiv_version: 1001.1919v2 · doi: 10.48550/arxiv.1001.1919 · pith_short_12: QGW3NR4V7YCM · pith_short_16: QGW3NR4V7YCMDZKX · pith_short_8: QGW3NR4V

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/QGW3NR4V7YCMDZKXKRTAIZBAVD \
  | 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: 81adb6c795fe04c1e5575466046420a8c8503f2389a85a809132ec9361d24f91

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "88a978939249903c26635a636602896c38bc439e447b5930ce29279aeacb9afe",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2010-01-12T15:44:16Z",
    "title_canon_sha256": "e67ff806807d95e40d16ca887d097d11bb0e0542c010d274eb6476d6cbc43fd0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1001.1919",
    "kind": "arxiv",
    "version": 2
  }
}