Pith Number

pith:HBZVNFGZ

pith:2015:HBZVNFGZ67HN3OBZYX3KXQAORM

not attested not anchored not stored refs pending

The efficiency of the likelihood ratio to choose between a t-distribution and a normal distribution

J. Martin van Zyl

arxiv:1505.01979 v1 · 2015-05-08 · stat.CO · 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{HBZVNFGZ67HN3OBZYX3KXQAORM}

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	2026-05-18T02:16:38.286896Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38735694d9f7ceddb839c5f6abc00e8b254a8a9a93e6c2c48f29599bd5688c3a

Aliases

arxiv: 1505.01979 · arxiv_version: 1505.01979v1 · doi: 10.48550/arxiv.1505.01979 · pith_short_12: HBZVNFGZ67HN · pith_short_16: HBZVNFGZ67HN3OBZ · pith_short_8: HBZVNFGZ

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/HBZVNFGZ67HN3OBZYX3KXQAORM \
  | 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: 38735694d9f7ceddb839c5f6abc00e8b254a8a9a93e6c2c48f29599bd5688c3a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f8d9b7840a14a979841cd1039e908a175e9f1a640f906864be219f2667d561f2",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-05-08T10:15:51Z",
    "title_canon_sha256": "006271a4eaac0984f98ae133d4001be17b7c895c71d3c9315649e270b83b9090"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1505.01979",
    "kind": "arxiv",
    "version": 1
  }
}