Pith Number

pith:WRXZ4RQE

pith:2012:WRXZ4RQENJU4NJUNPB5QYIJIPU

not attested not anchored not stored refs pending

A causal analysis of mother's education on birth inequalities

Francesco Bartolucci, Luca Pieroni, Silvia Bacci

arxiv:1212.0372 v1 · 2012-12-03 · stat.ME

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WRXZ4RQENJU4NJUNPB5QYIJIPU}

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	2026-05-18T03:39:17.715418Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b46f9e46046a69c6a68d787b0c21287d3f37a9d80e64bdc1f5fd37e1183c33dd

Aliases

arxiv: 1212.0372 · arxiv_version: 1212.0372v1 · doi: 10.48550/arxiv.1212.0372 · pith_short_12: WRXZ4RQENJU4 · pith_short_16: WRXZ4RQENJU4NJUN · pith_short_8: WRXZ4RQE

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/WRXZ4RQENJU4NJUNPB5QYIJIPU \
  | 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: b46f9e46046a69c6a68d787b0c21287d3f37a9d80e64bdc1f5fd37e1183c33dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "57e39f2894a9a5c0d44eea0d0cadaf2e20b987b546766bd8658d397e42c10b57",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "stat.ME",
    "submitted_at": "2012-12-03T13:04:11Z",
    "title_canon_sha256": "5e0fe5a61e8e2cb55b1f48165662d588e12e08eb07a673ce0306655182e2843c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.0372",
    "kind": "arxiv",
    "version": 1
  }
}