Pith Number

pith:PL3PNFST

pith:2012:PL3PNFSTXUHSF62QWZAH46VYYG

not attested not anchored not stored refs pending

People born in the Middle East but residing in the Netherlands: Invariant population size estimates and the role of active and passive covariates

Bart Bakker, Joe Whittaker, Maarten Cruyff, Peter G. M. van der Heijden, Rik van der Vliet

arxiv:1209.6141 v1 · 2012-09-27 · 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{PL3PNFSTXUHSF62QWZAH46VYYG}

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	2026-05-18T03:44:35.244541Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7af6f69653bd0f22fb50b6407e7ab8c18832e6fc895c3516338c4f466ba92eb8

Aliases

arxiv: 1209.6141 · arxiv_version: 1209.6141v1 · doi: 10.48550/arxiv.1209.6141 · pith_short_12: PL3PNFSTXUHS · pith_short_16: PL3PNFSTXUHSF62Q · pith_short_8: PL3PNFST

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/PL3PNFSTXUHSF62QWZAH46VYYG \
  | 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: 7af6f69653bd0f22fb50b6407e7ab8c18832e6fc895c3516338c4f466ba92eb8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5380308f2a82dd59f32aea8788a20e5af82fd1f9b175e59dab276dcd839b1fb",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.AP",
    "submitted_at": "2012-09-27T07:18:41Z",
    "title_canon_sha256": "c549bada544145f1267b1f1baa3a7303f5020739b4d67a6503c2ccaad95733c2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1209.6141",
    "kind": "arxiv",
    "version": 1
  }
}