Pith Number

pith:IRZCVUQR

pith:2011:IRZCVUQRGOIS34B5BCQEJK4DYK

not attested not anchored not stored refs pending

Statistical physics applied to stone-age civilization

Ali H. El-Astal, M.A. Radwan, M.A. Sumour, M.M. Shabat

arxiv:1110.3025 v1 · 2011-10-13 · physics.soc-ph · cond-mat.dis-nn

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{IRZCVUQRGOIS34B5BCQEJK4DYK}

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	2026-05-18T02:00:12.629178Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

44722ad21133912df03d08a044ab83c281ab91ee916bc989253ab6e786a1eef6

Aliases

arxiv: 1110.3025 · arxiv_version: 1110.3025v1 · doi: 10.48550/arxiv.1110.3025 · pith_short_12: IRZCVUQRGOIS · pith_short_16: IRZCVUQRGOIS34B5 · pith_short_8: IRZCVUQR

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/IRZCVUQRGOIS34B5BCQEJK4DYK \
  | 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: 44722ad21133912df03d08a044ab83c281ab91ee916bc989253ab6e786a1eef6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1e0e140c9667865cdbd9bcbfd9508cff6e6fb57ddef2f738421f93961f32156",
    "cross_cats_sorted": [
      "cond-mat.dis-nn"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2011-10-13T18:30:30Z",
    "title_canon_sha256": "811acdfa4508de763a8ac27610b4bc1d8d821d8050721e1adb67221a93fc8d2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1110.3025",
    "kind": "arxiv",
    "version": 1
  }
}