Pith Number

pith:NC2K5UUM

pith:2012:NC2K5UUMGTB24GYXQVJEFOHYG7

not attested not anchored not stored refs pending

Estimation of the shape parameter of a generalized Pareto distribution based on a transformation to Pareto distributed variables

J. Martin van Zyl

arxiv:1210.7642 v4 · 2012-10-29 · q-fin.CP · 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{NC2K5UUMGTB24GYXQVJEFOHYG7}

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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	2026-05-18T00:01:39.575478Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68b4aed28c34c3ae1b17855242b8f837c902b1f4ce3c0bf7654c74fb4067932f

Aliases

arxiv: 1210.7642 · arxiv_version: 1210.7642v4 · doi: 10.48550/arxiv.1210.7642 · pith_short_12: NC2K5UUMGTB2 · pith_short_16: NC2K5UUMGTB24GYX · pith_short_8: NC2K5UUM

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/NC2K5UUMGTB24GYXQVJEFOHYG7 \
  | 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: 68b4aed28c34c3ae1b17855242b8f837c902b1f4ce3c0bf7654c74fb4067932f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "77ae125bba683a69653d86028711addb99243e021e9f8e6b1ee0406914aefab6",
    "cross_cats_sorted": [
      "stat.ME"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-fin.CP",
    "submitted_at": "2012-10-29T12:37:56Z",
    "title_canon_sha256": "8965ab65ef29e730b68ed5cd1be714b40f6fcc04a14cd3c1d68a31dc457e161f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.7642",
    "kind": "arxiv",
    "version": 4
  }
}