Pith Number

pith:FSBWIBFW

pith:2015:FSBWIBFWLTFTT3OHO64HAN4XFU

not attested not anchored not stored refs pending

Effect of marital status on death rates. Part 1: High accuracy exploration of the Farr-Bertillon effect

Bertrand M. Roehner, Peter Richmond

arxiv:1508.04939 v1 · 2015-08-20 · physics.soc-ph · 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{FSBWIBFWLTFTT3OHO64HAN4XFU}

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	2026-05-18T01:18:43.597905Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c836404b65ccb39edc777b87037972d2a3b7b37be48a3f8317a0291ee166d02

Aliases

arxiv: 1508.04939 · arxiv_version: 1508.04939v1 · doi: 10.48550/arxiv.1508.04939 · pith_short_12: FSBWIBFWLTFT · pith_short_16: FSBWIBFWLTFTT3OH · pith_short_8: FSBWIBFW

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/FSBWIBFWLTFTT3OHO64HAN4XFU \
  | 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: 2c836404b65ccb39edc777b87037972d2a3b7b37be48a3f8317a0291ee166d02

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e5cdba0100c565ddb58b6e10e7db3c14b13330b2dee981e3baff180c09bc9cb5",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2015-08-20T10:12:28Z",
    "title_canon_sha256": "a75ec0077a1f120a431af003b9cd75f45c38a0c6358e8d1cef37f4e1c02b9fac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1508.04939",
    "kind": "arxiv",
    "version": 1
  }
}