Pith Number

pith:AFHQQXUB

pith:2019:AFHQQXUB3AIT4SIXMBOCLOTXY5

not attested not anchored not stored refs pending

On the frequency and severity of interstate wars

Aaron Clauset

arxiv:1901.05086 v1 · 2019-01-15 · 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{AFHQQXUB3AIT4SIXMBOCLOTXY5}

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	2026-05-17T23:56:11.973833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

014f085e81d8113e4917605c25ba77c752e44b1a4842b762ffec644a8889838b

Aliases

arxiv: 1901.05086 · arxiv_version: 1901.05086v1 · doi: 10.48550/arxiv.1901.05086 · pith_short_12: AFHQQXUB3AIT · pith_short_16: AFHQQXUB3AIT4SIX · pith_short_8: AFHQQXUB

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/AFHQQXUB3AIT4SIXMBOCLOTXY5 \
  | 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: 014f085e81d8113e4917605c25ba77c752e44b1a4842b762ffec644a8889838b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bd390123dcd2793c0ad7795e8b35b295cf361ab154e4d830e44b798c7bbd6a0",
    "cross_cats_sorted": [
      "stat.AP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-01-15T23:22:16Z",
    "title_canon_sha256": "129d51e2dde8b052455fa1d51255710e0b8e59826dcb60c9ba376b01bc32485f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05086",
    "kind": "arxiv",
    "version": 1
  }
}