Pith Number

pith:5PYGJVFI

pith:2017:5PYGJVFI3SNLE2LSLTEKIKR5DR

not attested not anchored not stored refs pending

Objective priors for the number of degrees of freedom of a multivariate t distribution and the t-copula

Cristiano Villa, Francisco J. Rubio

arxiv:1701.05638 v4 · 2017-01-19 · 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{5PYGJVFI3SNLE2LSLTEKIKR5DR}

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	2026-05-18T00:21:28.950165Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebf064d4a8dc9ab269725cc8a42a3d1c55f588dd9d75e6a59704c3a20859fa03

Aliases

arxiv: 1701.05638 · arxiv_version: 1701.05638v4 · doi: 10.48550/arxiv.1701.05638 · pith_short_12: 5PYGJVFI3SNL · pith_short_16: 5PYGJVFI3SNLE2LS · pith_short_8: 5PYGJVFI

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/5PYGJVFI3SNLE2LSLTEKIKR5DR \
  | 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: ebf064d4a8dc9ab269725cc8a42a3d1c55f588dd9d75e6a59704c3a20859fa03

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "12e2bed99c7af681d38f4904498f6179816cc010deb795e2b45424a025e34463",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2017-01-19T23:09:08Z",
    "title_canon_sha256": "0b5972e25852d473655278001ad1f00253c8a3b6f962bb04779f6e33d2728aa0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1701.05638",
    "kind": "arxiv",
    "version": 4
  }
}