Pith Number

pith:LB3KRN2L

pith:2013:LB3KRN2L3GUDKWJYDFGPU2JST5

not attested not anchored not stored refs pending

If cooperation is likely punish mildly: Insights from economic experiments based on the snowdrift game

Attila Szolnoki, Luo-Luo Jiang, Matjaz Perc

arxiv:1304.4928 v1 · 2013-04-17 · q-bio.PE · cs.GT · physics.soc-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{LB3KRN2L3GUDKWJYDFGPU2JST5}

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	2026-05-18T03:22:05.172333Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5876a8b74bd9a8355938194cfa69329f552e3d670b36b9292f8a884d9fa10f0c

Aliases

arxiv: 1304.4928 · arxiv_version: 1304.4928v1 · doi: 10.48550/arxiv.1304.4928 · pith_short_12: LB3KRN2L3GUD · pith_short_16: LB3KRN2L3GUDKWJY · pith_short_8: LB3KRN2L

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/LB3KRN2L3GUDKWJYDFGPU2JST5 \
  | 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: 5876a8b74bd9a8355938194cfa69329f552e3d670b36b9292f8a884d9fa10f0c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "05e069d0189c860effffca2937a39008af1d7b2bfe5d2d8261ed17c0d770f834",
    "cross_cats_sorted": [
      "cs.GT",
      "physics.soc-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2013-04-17T19:55:53Z",
    "title_canon_sha256": "ce0166adf5bcb543cb342bc5fdf737b2a7ebb47f4447ba16a53b0028c514557a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4928",
    "kind": "arxiv",
    "version": 1
  }
}