Pith Number

pith:SLKRFNDE

pith:2010:SLKRFNDE5AABHJLGJR7WPOAI3H

not attested not anchored not stored refs pending

Cooperation in the snowdrift game on directed small-world networks under self-questioning and noisy conditions

Guang Chen, Li-Xin Zhong, Tarik Hadzibeganovic, Tian Qiu, Xiao-Run Wu

arxiv:1002.3282 v3 · 2010-02-17 · physics.soc-ph · cs.GT · physics.comp-ph · q-bio.PE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SLKRFNDE5AABHJLGJR7WPOAI3H}

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	2026-05-18T02:09:00.165106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

92d512b464e80013a5664c7f67b808d9edf7df0b79adaa58ff42ce49f48439bf

Aliases

arxiv: 1002.3282 · arxiv_version: 1002.3282v3 · doi: 10.48550/arxiv.1002.3282 · pith_short_12: SLKRFNDE5AAB · pith_short_16: SLKRFNDE5AABHJLG · pith_short_8: SLKRFNDE

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/SLKRFNDE5AABHJLGJR7WPOAI3H \
  | 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: 92d512b464e80013a5664c7f67b808d9edf7df0b79adaa58ff42ce49f48439bf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9869f7e8d91da2dee203eb4b5c87a22acfade5a78bec10d20d31b9bc68822565",
    "cross_cats_sorted": [
      "cs.GT",
      "physics.comp-ph",
      "q-bio.PE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.soc-ph",
    "submitted_at": "2010-02-17T14:45:42Z",
    "title_canon_sha256": "fe03c1d3057c7ffd647912ce04c1065cc3af7dee0322d53952d6d7c490244fa4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1002.3282",
    "kind": "arxiv",
    "version": 3
  }
}