Pith Number

pith:Q2FSA2ZC

pith:2019:Q2FSA2ZCDBFYET43L5D7YPTXW4

not attested not anchored not stored refs pending

Some computational aspects of maximum likelihood estimation of the skew-$t$ distribution

Adelchi Azzalini, Mahdi Salehi

arxiv:1907.10397 v1 · 2019-07-24 · 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{Q2FSA2ZCDBFYET43L5D7YPTXW4}

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	2026-05-17T23:39:38.058291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

868b206b22184b824f9b5f47fc3e77b717007383cda4e8152b43b0244597cd58

Aliases

arxiv: 1907.10397 · arxiv_version: 1907.10397v1 · doi: 10.48550/arxiv.1907.10397 · pith_short_12: Q2FSA2ZCDBFY · pith_short_16: Q2FSA2ZCDBFYET43 · pith_short_8: Q2FSA2ZC

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/Q2FSA2ZCDBFYET43L5D7YPTXW4 \
  | 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: 868b206b22184b824f9b5f47fc3e77b717007383cda4e8152b43b0244597cd58

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48a0c370222cebbff11662e601a88d9f569943e646534e0d013551b27efd0609",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2019-07-24T12:40:12Z",
    "title_canon_sha256": "d33b4d35c4e053e066b2af4a8fa93187b41d5fb12bfd92249fb73ff1dca6f1d6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.10397",
    "kind": "arxiv",
    "version": 1
  }
}