Pith Number

pith:ZYEJMSH5

pith:2016:ZYEJMSH5CFG6LWUFZG6NLPOJXY

not attested not anchored not stored refs pending

Good Strategies for the Iterated Prisoner's Dilemma : Smale vs. Markov

Ethan Akin

arxiv:1610.05262 v2 · 2016-10-17 · math.DS

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZYEJMSH5CFG6LWUFZG6NLPOJXY}

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	2026-05-18T00:46:20.663623Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ce089648fd114de5da85c9bcd5bdc9be34d518799403ecc141838a113d7a3697

Aliases

arxiv: 1610.05262 · arxiv_version: 1610.05262v2 · doi: 10.48550/arxiv.1610.05262 · pith_short_12: ZYEJMSH5CFG6 · pith_short_16: ZYEJMSH5CFG6LWUF · pith_short_8: ZYEJMSH5

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/ZYEJMSH5CFG6LWUFZG6NLPOJXY \
  | 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: ce089648fd114de5da85c9bcd5bdc9be34d518799403ecc141838a113d7a3697

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a0dc14f96f30993f3fc4c15ea4e16d27f6634461db46b60fe3f8f9c695fd2de6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.DS",
    "submitted_at": "2016-10-17T18:50:36Z",
    "title_canon_sha256": "b77fe10582a3735a5eacf7b7b8b358f85d2f4d8de62d1c00101a289864fb776d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.05262",
    "kind": "arxiv",
    "version": 2
  }
}