Pith Number

pith:5DEC3IOC

pith:2019:5DEC3IOCDLMDPFUUHZR5BHVJFG

not attested not anchored not stored refs pending

An improved method for the estimation of the Gumbel distribution parameters

Francisco Javier Acero, Jacinto Mart\'in, M. Isabel Parra, Rub\'en G\'omez Gonz\'alez

arxiv:1902.07963 v1 · 2019-02-21 · physics.data-an · 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{5DEC3IOCDLMDPFUUHZR5BHVJFG}

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	2026-05-17T23:53:03.382262Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e8c82da1c21ad83796943e63d09ea92994035f6a672cc230b56a9054efc2e445

Aliases

arxiv: 1902.07963 · arxiv_version: 1902.07963v1 · doi: 10.48550/arxiv.1902.07963 · pith_short_12: 5DEC3IOCDLMD · pith_short_16: 5DEC3IOCDLMDPFUU · pith_short_8: 5DEC3IOC

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/5DEC3IOCDLMDPFUUHZR5BHVJFG \
  | 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: e8c82da1c21ad83796943e63d09ea92994035f6a672cc230b56a9054efc2e445

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6b9bebc81347f34cc713f9d36d91771c0793ad38ec9755c2d2df3db7a889c568",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.data-an",
    "submitted_at": "2019-02-21T11:03:01Z",
    "title_canon_sha256": "070ba32b87b129f260b64249190344ffb3c7b18e3a3fd66221050a1b5970dca8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.07963",
    "kind": "arxiv",
    "version": 1
  }
}