Pith Number

pith:UWF7DWOU

pith:2026:UWF7DWOUJLGAEXAF6EN4QLNLL6

not attested not anchored not stored refs pending

Age-specific demographic modeling and forecasting: Rolling window, expanding window, or both?

Han Lin Shang, Sizhe Chen

arxiv:2607.10527 v1 · 2026-07-12 · 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{UWF7DWOUJLGAEXAF6EN4QLNLL6}

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	2026-07-14T01:21:19.700306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a58bf1d9d44acc025c05f11bc82dab5fb598bb7f9ba8b73683e7ede9008e6b79

Aliases

arxiv: 2607.10527 · arxiv_version: 2607.10527v1 · doi: 10.48550/arxiv.2607.10527 · pith_short_12: UWF7DWOUJLGA · pith_short_16: UWF7DWOUJLGAEXAF · pith_short_8: UWF7DWOU

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/UWF7DWOUJLGAEXAF6EN4QLNLL6 \
  | 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: a58bf1d9d44acc025c05f11bc82dab5fb598bb7f9ba8b73683e7ede9008e6b79

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "61f6e7607f6f66b2c781b15d77401c703ec88db71ca06cad9e92e4171fe1813a",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2026-07-12T01:32:56Z",
    "title_canon_sha256": "629accad1ae5b6fd2c3cf478a1edb71675c126f0698e421d68ee6d24407f3b75"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10527",
    "kind": "arxiv",
    "version": 1
  }
}