Pith Number

pith:DK7V7GXL

pith:2012:DK7V7GXLT22YZIAKCB6XMWFON5

not attested not anchored not stored refs pending

The Iterated Prisoner's Dilemma: Good Strategies and Their Dynamics

Ethan Akin

arxiv:1211.0969 v3 · 2012-11-05 · math.DS · cs.GT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DK7V7GXLT22YZIAKCB6XMWFON5}

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	2026-05-18T00:45:35.482800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1abf5f9aeb9eb58ca00a107d7658ae6f6e9ef0fe8be9d55800b3cddc2691be11

Aliases

arxiv: 1211.0969 · arxiv_version: 1211.0969v3 · doi: 10.48550/arxiv.1211.0969 · pith_short_12: DK7V7GXLT22Y · pith_short_16: DK7V7GXLT22YZIAK · pith_short_8: DK7V7GXL

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/DK7V7GXLT22YZIAKCB6XMWFON5 \
  | 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: 1abf5f9aeb9eb58ca00a107d7658ae6f6e9ef0fe8be9d55800b3cddc2691be11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e4012b69cd4b2bf55e3fcd3217f398ed2ad66dd5bdc2673f48bfeef48c42e94",
    "cross_cats_sorted": [
      "cs.GT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2012-11-05T18:44:31Z",
    "title_canon_sha256": "957d57d69e4472608aac72630f39f64e4e7ac2e292ef678d64358080b398386f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1211.0969",
    "kind": "arxiv",
    "version": 3
  }
}