Pith Number

pith:CM2NRSMW

pith:2022:CM2NRSMWRPE7HY7KHPGM3WI7KQ

not attested not anchored not stored refs pending

Learning and forecasting of age-specific period mortality via B-spline processes with locally-adaptive dynamic coefficients

Daniele Durante, Federico Pavone, Sirio Legramanti

arxiv:2209.12047 v2 · 2022-09-24 · 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{CM2NRSMWRPE7HY7KHPGM3WI7KQ}

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	2026-07-05T07:32:56.188030Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1334d8c9968bc9f3e3ea3bcccdd91f540c8cf68c69c99ff459c42b2963cc36dd

Aliases

arxiv: 2209.12047 · arxiv_version: 2209.12047v2 · doi: 10.48550/arxiv.2209.12047 · pith_short_12: CM2NRSMWRPE7 · pith_short_16: CM2NRSMWRPE7HY7K · pith_short_8: CM2NRSMW

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/CM2NRSMWRPE7HY7KHPGM3WI7KQ \
  | 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: 1334d8c9968bc9f3e3ea3bcccdd91f540c8cf68c69c99ff459c42b2963cc36dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "53237cbfb4c049b8637f347f29992d5895913cfb611aa1c40652f533b95f2a92",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2022-09-24T16:23:04Z",
    "title_canon_sha256": "164368b2207710232bf7a46b3f618c5dfb6ae96ba065857596d801c7a4d71b46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.12047",
    "kind": "arxiv",
    "version": 2
  }
}