Pith Number

pith:4RZ2BZSO

pith:2019:4RZ2BZSO6GBD6TKVZ2DSTVVQ2O

not attested not anchored not stored refs pending

Assessing Simulations of Imperial Dynamics and Conflict in the Ancient World

Alan Wilson, Giovanni Colavizza, James Hetherington, Jim Madge, Weisi Guo

arxiv:1903.11729 v3 · 2019-03-27 · physics.soc-ph · cs.DL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4RZ2BZSO6GBD6TKVZ2DSTVVQ2O}

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	2026-07-05T00:05:53.290841Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e473a0e64ef1823f4d55ce8729d6b0d3b4f2b016ba7110d3671da113a9188bef

Aliases

arxiv: 1903.11729 · arxiv_version: 1903.11729v3 · doi: 10.48550/arxiv.1903.11729 · pith_short_12: 4RZ2BZSO6GBD · pith_short_16: 4RZ2BZSO6GBD6TKV · pith_short_8: 4RZ2BZSO

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/4RZ2BZSO6GBD6TKVZ2DSTVVQ2O \
  | 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: e473a0e64ef1823f4d55ce8729d6b0d3b4f2b016ba7110d3671da113a9188bef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "28cc4ac3f7f1c3bd9ad19a0871f245327649b1d2016f62a779722e0da509f292",
    "cross_cats_sorted": [
      "cs.DL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2019-03-27T23:22:20Z",
    "title_canon_sha256": "3a80902f4b48556aff118d5456a31976d2625222ebcf825940184eff92415777"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.11729",
    "kind": "arxiv",
    "version": 3
  }
}