Pith Number

pith:XFULWIDU

pith:2007:XFULWIDUCNEZDDRE2MO7XZUP3V

not attested not anchored not stored refs pending

Reduced bias nonparametric lifetime density and hazard estimation

Arthur Berg, Dimitris N Politis, Hui Zeng, Kagba Suaray

arxiv:0704.3281 v2 · 2007-04-25 · 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{XFULWIDUCNEZDDRE2MO7XZUP3V}

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	2026-05-18T00:03:20.281576Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b968bb20741349918e24d31dfbe68fdd47b3dc6d38be99f91eb0275bd1cfafa8

Aliases

arxiv: 0704.3281 · arxiv_version: 0704.3281v2 · doi: 10.48550/arxiv.0704.3281 · pith_short_12: XFULWIDUCNEZ · pith_short_16: XFULWIDUCNEZDDRE · pith_short_8: XFULWIDU

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/XFULWIDUCNEZDDRE2MO7XZUP3V \
  | 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: b968bb20741349918e24d31dfbe68fdd47b3dc6d38be99f91eb0275bd1cfafa8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "981cc7c7547d6a6faeb6911097d0ee419b9ad888a91e6f74a97f2f30122f285f",
    "cross_cats_sorted": [
      "stat.TH"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2007-04-25T01:45:51Z",
    "title_canon_sha256": "1dafbc516b5eb6bfeaa9c85487a529a0c36e2f1acb75286d8571317531fe0a40"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0704.3281",
    "kind": "arxiv",
    "version": 2
  }
}