Pith Number

pith:FLJ6FUJI

pith:2021:FLJ6FUJIJXSORRNKZR3HXAAP3H

not attested not anchored not stored refs pending

Dynamic modeling of mortality via mixtures of skewed distribution functions

Bruno Scarpa, Emanuele Aliverti, Stefano Mazzuco

arxiv:2102.01599 v2 · 2021-02-02 · stat.AP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FLJ6FUJIJXSORRNKZR3HXAAP3H}

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	2026-07-05T03:41:38.309328Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2ad3e2d1284de4e8c5aacc767b800fd9f9c5f9cfbba01ed842300edddb3237b3

Aliases

arxiv: 2102.01599 · arxiv_version: 2102.01599v2 · doi: 10.48550/arxiv.2102.01599 · pith_short_12: FLJ6FUJIJXSO · pith_short_16: FLJ6FUJIJXSORRNK · pith_short_8: FLJ6FUJI

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/FLJ6FUJIJXSORRNKZR3HXAAP3H \
  | 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: 2ad3e2d1284de4e8c5aacc767b800fd9f9c5f9cfbba01ed842300edddb3237b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fa132363c8136978aef85772c727590db5081496dc3acb4f8d925d1692033b98",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2021-02-02T16:51:21Z",
    "title_canon_sha256": "660e28b88acc9a9138d531f7c3ff55c1628067b11e6052d717a6091f04881ef0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2102.01599",
    "kind": "arxiv",
    "version": 2
  }
}