Pith Number

pith:QKHLQG7E

pith:2011:QKHLQG7E22W3SWEAY447CKGLZU

not attested not anchored not stored refs pending

On the penultimate tail behavior of Weibull-type models

Marta Ferreira

arxiv:1109.3139 v2 · 2011-09-14 · math.ST · stat.TH

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QKHLQG7E22W3SWEAY447CKGLZU}

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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	2026-05-18T04:12:20.494704Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

828eb81be4d6adb95880c739f128cbcd15ca90a8fb2433c69141126598b2e7b2

Aliases

arxiv: 1109.3139 · arxiv_version: 1109.3139v2 · doi: 10.48550/arxiv.1109.3139 · pith_short_12: QKHLQG7E22W3 · pith_short_16: QKHLQG7E22W3SWEA · pith_short_8: QKHLQG7E

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/QKHLQG7E22W3SWEAY447CKGLZU \
  | 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: 828eb81be4d6adb95880c739f128cbcd15ca90a8fb2433c69141126598b2e7b2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d007ed68d5d5f8695384cdc2ba863249157f6f56b08a94d186030519da84f40",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2011-09-14T17:17:59Z",
    "title_canon_sha256": "afe91951966f6d69d67c074fa88e36b0a3d68a423415f777a586d466eaabdcc8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1109.3139",
    "kind": "arxiv",
    "version": 2
  }
}