Pith Number

pith:2COQ4UEQ

pith:2015:2COQ4UEQNZVUYMCJLWWHNZE7FE

not attested not anchored not stored refs pending

Nonparametric estimation of the entropy using a ranked set sample

Mahdi Mahdizadeh, Morteza Amini

arxiv:1501.06117 v3 · 2015-01-25 · 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{2COQ4UEQNZVUYMCJLWWHNZE7FE}

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	2026-05-18T01:49:55.733217Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d09d0e50906e6b4c30495dac76e49f291a2926b4722507f3bfc7191f9573fb1e

Aliases

arxiv: 1501.06117 · arxiv_version: 1501.06117v3 · doi: 10.48550/arxiv.1501.06117 · pith_short_12: 2COQ4UEQNZVU · pith_short_16: 2COQ4UEQNZVUYMCJ · pith_short_8: 2COQ4UEQ

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/2COQ4UEQNZVUYMCJLWWHNZE7FE \
  | 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: d09d0e50906e6b4c30495dac76e49f291a2926b4722507f3bfc7191f9573fb1e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bdf94eb7aed789025232223b68287864b59e2ab49834badeb4d80ddfcefc7cc9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.CO",
    "submitted_at": "2015-01-25T05:22:10Z",
    "title_canon_sha256": "2a2bef63b17477458a030c15188f97033f4ddfc7343f9245c4099b37dfa298a6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1501.06117",
    "kind": "arxiv",
    "version": 3
  }
}