Pith Number

pith:AN3MSK2I

pith:2014:AN3MSK2IEIHMDJP5U4CRFYRV32

not attested not anchored not stored refs pending

The collapse of cooperation in evolving games

Alexander J. Stewart, Joshua B. Plotkin

arxiv:1402.6628 v2 · 2014-02-26 · 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{AN3MSK2IEIHMDJP5U4CRFYRV32}

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	2026-05-18T01:44:26.816387Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0376c92b48220ec1a5fda70512e235deaf39bb4a0c5cb342544783fa5d2c433d

Aliases

arxiv: 1402.6628 · arxiv_version: 1402.6628v2 · doi: 10.48550/arxiv.1402.6628 · pith_short_12: AN3MSK2IEIHM · pith_short_16: AN3MSK2IEIHMDJP5 · pith_short_8: AN3MSK2I

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/AN3MSK2IEIHMDJP5U4CRFYRV32 \
  | 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: 0376c92b48220ec1a5fda70512e235deaf39bb4a0c5cb342544783fa5d2c433d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "98ed6306f1829768446cc52e535dba8f3b24b8f9059f8d8dfb351ba56a869800",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "q-bio.PE",
    "submitted_at": "2014-02-26T18:15:43Z",
    "title_canon_sha256": "a3032bfc3cbdb3084916fb83da87a761ceee2d9ab59679a8afae482d12f0b925"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6628",
    "kind": "arxiv",
    "version": 2
  }
}