Pith Number

pith:R3OKOC2I

pith:2014:R3OKOC2IMV7W3ED6O3H3CVXIOP

not attested not anchored not stored refs pending

Community structure benefits the fixation of cooperation under strong selection

Han-Xin Yang, Zhihai Rong, Zhi-Xi Wu

arxiv:1408.3267 v1 · 2014-08-14 · physics.soc-ph · nlin.AO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{R3OKOC2IMV7W3ED6O3H3CVXIOP}

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	2026-05-18T02:29:31.896099Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8edca70b48657f6d907e76cfb156e873d0fd066b918bb2880e8b24bcc22ef1c8

Aliases

arxiv: 1408.3267 · arxiv_version: 1408.3267v1 · doi: 10.48550/arxiv.1408.3267 · pith_short_12: R3OKOC2IMV7W · pith_short_16: R3OKOC2IMV7W3ED6 · pith_short_8: R3OKOC2I

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/R3OKOC2IMV7W3ED6O3H3CVXIOP \
  | 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: 8edca70b48657f6d907e76cfb156e873d0fd066b918bb2880e8b24bcc22ef1c8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "71a6e23cefd9230cdfb54cfc9f6c5e6daed44c14e9f4fef67c3dc8e7b8b9287b",
    "cross_cats_sorted": [
      "nlin.AO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2014-08-14T13:06:15Z",
    "title_canon_sha256": "2892306b0e0b764ddb54f17b9a37877b7654425b75c979b4ff51a1e3fa5cf0e9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1408.3267",
    "kind": "arxiv",
    "version": 1
  }
}