Pith Number

pith:6PQ4YAOA

pith:2009:6PQ4YAOAD7A7HHWRHX6ZURSXXB

not attested not anchored not stored refs pending

A mixture of experts model for rank data with applications in election studies

Isobel Claire Gormley, Thomas Brendan Murphy

arxiv:0901.4203 v1 · 2009-01-27 · stat.AP · 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{6PQ4YAOAD7A7HHWRHX6ZURSXXB}

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	2026-05-18T02:58:10.771424Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3e1cc01c01fc1f39ed13dfd9a4657b85106240b35c2791239a5340c9ec2c7c2

Aliases

arxiv: 0901.4203 · arxiv_version: 0901.4203v1 · doi: 10.48550/arxiv.0901.4203 · pith_short_12: 6PQ4YAOAD7A7 · pith_short_16: 6PQ4YAOAD7A7HHWR · pith_short_8: 6PQ4YAOA

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/6PQ4YAOAD7A7HHWRHX6ZURSXXB \
  | 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: f3e1cc01c01fc1f39ed13dfd9a4657b85106240b35c2791239a5340c9ec2c7c2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1177bd2628a9eeb6f98b0170c68fff231cc042d770c3e69ed1f377185c2aee0e",
    "cross_cats_sorted": [
      "stat.CO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2009-01-27T09:16:05Z",
    "title_canon_sha256": "0eb4e10abab257fb66e612ce8df2c84a0e4702f191c3f3fff7adee74862e6a53"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4203",
    "kind": "arxiv",
    "version": 1
  }
}